{"title":"RKI Fixed Gas Detector Heads","description":"RKI Fixed Gas Detector Heads Including M2A, S2, Direct Connect, SD-1, GD-70D, GD-K88Ai, EC-600, OX-600 \u0026amp; Hydrogen Specific","products":[{"product_id":"rki-rm-5000-series-2-4-6-8-or-12-multi-channel-controller-and-alarm-copy","title":"RKI Direct Connect Sensors no J-Box","description":"\u003ch2\u003eRKI Direct Connect Sensors no J-Box\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI Direct Connect series gas sensors are highly reliable and very cost effective for the detection of common gas hazards. The direct connect series are available for LEL, H2 Specific LEL, LEL IR, Oxygen, H2S, CO, CO2, and for a variety of toxic gases. The sensors for LEL, H2, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame arrestors, and approved for use in hazardous areas (Class 1, Div. 1 Groups B, C, D). An optional non-explosion proof version is available for oxygen, H2S, CO, and CO2 for use in Class 1 Div 2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used in two different ways. The sensors can be mounted directly to the controllers as a complete stand alone system, or they can be mounted to explosion proof junction boxes for remote detection.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors are available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions utilize a patented coating which make them water repellent. Also, splash guards are available for use in very wet environments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the Direct Connect sensors are designed to specifically interface with RKI Beacon 110, 200, and 410A controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include LEL, H2S, CO, \u0026amp; CO2\u003c\/li\u003e\n\u003cli\u003eToxic sensors include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensors for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Sensor-LEL combustible (catalytic) direct connection (no transmitter-no j-box) UL version PART# 61-0140RK","offer_id":46880995213464,"sku":null,"price":280.25,"currency_code":"USD","in_stock":true},{"title":"Sensor-LEL combustible (catalytic) direct connection (no transmitter-no j-box) cCSAus version PART# 61-0140RK-05","offer_id":46880995246232,"sku":null,"price":318.25,"currency_code":"USD","in_stock":true},{"title":"Sensor-LEL Hydrogen (H2) specific-1\/2\" NPT w\/ guard \u0026 silicone resistance UL version (no transmitter or j-box) PART# NC-6205-01","offer_id":46880995279000,"sku":null,"price":399.0,"currency_code":"USD","in_stock":true},{"title":"Sensor-LEL Hydrogen (H2) specific-explosion proof direct connection w\/ silicone resistance-cCSAus version (no transmitter or j-box) PART# NC-6205-05","offer_id":46880995311768,"sku":null,"price":446.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-Methane (CH4) 0-100% LEL-IR-explosion proof direct connection-3\/4\" NPT nipple (no transmitter or j-box) cULus version PART# 61-0190RK-CH4","offer_id":46880995344536,"sku":null,"price":736.25,"currency_code":"USD","in_stock":true},{"title":"Sensor-Methane (CH4) 0-100% volume-IR-explosion proof direct connection 3\/4\" NPT nipple (no transmitter or j-box) cULus version PART# 61-0192RK-CH4","offer_id":46880995377304,"sku":null,"price":736.25,"currency_code":"USD","in_stock":true},{"title":"Sensor-Hydrocarbon (HC) 0-100% LEL-IR-Isobutane standard calibration-explosion proof direct connection 3\/4\" NPT nipple (no transmitter or j-box) cULus version PART# 61-0190RK-HC","offer_id":46880995410072,"sku":null,"price":736.25,"currency_code":"USD","in_stock":true},{"title":"Sensor-Oxygen (O2) capillary type-explosion proof (no transmitter or j-box) CSA version PART# 65-2514RK","offer_id":46880995442840,"sku":null,"price":380.0,"currency_code":"USD","in_stock":true},{"title":"Sensor-Carbon Monoxide (CO) direct connection (no transmitter or j-box) CSA version PART# 65-2438","offer_id":46880995475608,"sku":null,"price":437.0,"currency_code":"USD","in_stock":true},{"title":"Sensor-Hydrogen Sulfide (H2S) direct connection (no transmitter or j-box) PART# 65-2428","offer_id":46880995508376,"sku":null,"price":437.0,"currency_code":"USD","in_stock":true},{"title":"Sensor-Hydrogen Cyanide (HCN) direct connection (no transmitter or j-box) PART# 65-2425","offer_id":46880995541144,"sku":null,"price":798.0,"currency_code":"USD","in_stock":true},{"title":"Sensor-Carbon Dioxide (CO2) 0-5000 ppm-IR-explosion proof direct connection (no transmitter or j-box) cULus version PART# 61-0191RK-02","offer_id":46880995573912,"sku":null,"price":736.25,"currency_code":"USD","in_stock":true},{"title":"Sensor- Carbon Dioxide (CO2)  0-5%-IR-explosion proof direct connection (no transmitter or j-box) cULus version PART# 61-0191RK-03","offer_id":46880995606680,"sku":null,"price":736.25,"currency_code":"USD","in_stock":true},{"title":"Sensor-Carbon Dioxide (CO2) 0-50%-IR-explosion proof direct connection (no transmitter or j-box) cULus version PART# 61-0191RK-05","offer_id":46880995639448,"sku":null,"price":736.25,"currency_code":"USD","in_stock":true},{"title":"Sensor-Carbon Dioxide (CO2) 0-100%-IR-explosion proof direct connection (no transmitter or j-box) cULus version PART# 61-0191RK-10","offer_id":46880995672216,"sku":null,"price":736.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/direct_connect.jpg?v=1754670851"},{"product_id":"rki-direct-connect-sensors-no-j-box-copy","title":"RKI Direct Connect Toxic Sensors no J-box, Non Explosion Proof Sensors, OK for Class I, Division 2, no J-box - CT-7 Series","description":"\u003ch2\u003eRKI Direct Connect Toxic Sensors no J-box, Non Explosion Proof Sensors, OK for Class I, Division 2, no J-box - CT-7 Series\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI Direct Connect series gas sensors are highly reliable and very cost effective for the detection of common gas hazards. The direct connect series are available for LEL, H2 Specific LEL, LEL IR, Oxygen, H2S, CO, CO2, and for a variety of toxic gases. The sensors for LEL, H2, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame arrestors, and approved for use in hazardous areas (Class 1, Div. 1 Groups B, C, D). An optional non-explosion proof version is available for oxygen, H2S, CO, and CO2 for use in Class 1 Div 2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used in two different ways. The sensors can be mounted directly to the controllers as a complete stand alone system, or they can be mounted to explosion proof junction boxes for remote detection.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors are available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions utilize a patented coating which make them water repellent. Also, splash guards are available for use in very wet environments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the Direct Connect sensors are designed to specifically interface with RKI Beacon 110, 200, and 410A controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include LEL, H2S, CO, \u0026amp; CO2\u003c\/li\u003e\n\u003cli\u003eToxic sensors include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensors for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Sensor-Ammonia (NH3) 0-75 ppm PART# 65-2302-NH3-75","offer_id":46881170751640,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Ammonia (NH3) 0-100 ppm PART# 65-2302-NH3-1","offer_id":46881170784408,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Ammonia (NH3) 0-200 ppm PART# 65-2302-NH3-2","offer_id":46881170817176,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Ammonia (NH3) 0-500 ppm PART# 65-2302-NH3-5","offer_id":46881170849944,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Chlorine (CI2) 0-3 ppm PART# 65-2302-CL2-3","offer_id":46881170882712,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Chlorine (CI2) 0-5 ppm PART# 65-2302-CL2-5","offer_id":46881170915480,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Chlorine (CI2) 0-10 ppm PART# 65-2302-CL2-10","offer_id":46881170948248,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Chlorine Dioxide (CIO2) 0-1 ppm PART# 65-2302-CLO2-1","offer_id":46881170981016,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Chlorine Dioxide (CIO2) 0-3 ppm PART# 65-2302-CLO2-3","offer_id":46881171013784,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Chlorine Dioxide (CIO2) 0-5 ppm PART# 65-2302-CLO2-5","offer_id":46881171046552,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Hydrogen Chloride (HCL) 0-20 ppm PART# 65-2302-HCL","offer_id":46881171079320,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Hydrogen Cyanide (HCN) 0-15 ppm PART# 65-2302-HCN-15","offer_id":46881171112088,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Nitric Oxide (NO) 0-100 ppm PART# 65-2302-NO","offer_id":46881171144856,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Nitrogen Dioxide (NO2) 0-15 ppm direct connection with conduit mounting PART# 65-2302-NO2","offer_id":46881171177624,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-Sulfur Dioxide (SO2) 0-10 ppm PART# 65-2302-SO2-10","offer_id":46881171210392,"sku":null,"price":726.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/RKI_CT7_01__63430.webp?v=1754673494"},{"product_id":"rki-direct-connect-toxic-sensors-no-j-box-non-explosion-proof-sensors-ok-for-class-i-division-2-no-j-box-ct-7-series-copy","title":"RKI Direct Connect Toxic Sensors no J-box, Non Explosion Proof Sensors, OK for Class I, Division 2, no J-box - ESM-01 Series","description":"\u003ch2\u003eRKI Direct Connect Toxic Sensors no J-box, Non Explosion Proof Sensors, OK for Class I, Division 2, no J-box - ESM-01 Series\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI Direct Connect series gas sensors are highly reliable and very cost effective for the detection of common gas hazards. The direct connect series are available for LEL, H2 Specific LEL, LEL IR, Oxygen, H2S, CO, CO2, and for a variety of toxic gases. The sensors for LEL, H2, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame arrestors, and approved for use in hazardous areas (Class 1, Div. 1 Groups B, C, D). An optional non-explosion proof version is available for oxygen, H2S, CO, and CO2 for use in Class 1 Div 2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used in two different ways. The sensors can be mounted directly to the controllers as a complete stand alone system, or they can be mounted to explosion proof junction boxes for remote detection.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors are available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions utilize a patented coating which make them water repellent. Also, splash guards are available for use in very wet environments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the Direct Connect sensors are designed to specifically interface with RKI Beacon 110, 200, and 410A controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include LEL, H2S, CO, \u0026amp; CO2\u003c\/li\u003e\n\u003cli\u003eToxic sensors include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensors for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Sensor-Ammonia (NH3) 0-75 ppm\/direct connection with conduit mounting PART# 65-2300RK-NH3","offer_id":46881183367320,"sku":null,"price":579.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-Arsine (AsH3) 0-1.5 ppm\/direct connection with conduit mounting PART# 65-2300RK-ASH3","offer_id":46881186939032,"sku":null,"price":579.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-Hydrogen Cyanide (HCN) 0-15 ppm\/direct connection with conduit mounting PART# 65-2300RK-HCN","offer_id":46881186971800,"sku":null,"price":579.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-Phosphine (PH3) 0-1 ppm\/direct connection with conduit mounting PART# 65-2300RK-PH3","offer_id":46881187004568,"sku":null,"price":579.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-Sulfur Dioxide (SO2) 0-6 ppm\/direct connection with conduit mounting PART# 65-2300RK-SO2","offer_id":46881187037336,"sku":null,"price":579.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/xrki-61-0198rk-03-ir-carbon-dioxide-sensor.jpg.pagespeed.ic.R6PP0cf37z.webp?v=1754675537"},{"product_id":"rki-direct-connect-toxic-sensors-no-j-box-non-explosion-proof-sensors-ok-for-class-i-division-2-no-j-box-esm-01-series-copy","title":"RKI Direct Connect Sensors with J-box \/ Explosion Proof: Class I, Division 1 Approved","description":"\u003ch2\u003eRKI Direct Connect Sensors with J-box \/ Explosion Proof: Class I, Division 1 Approved\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI Direct Connect series gas sensors are highly reliable and very cost effective for the detection of common gas hazards. The direct connect series are available for LEL, H2 Specific LEL, LEL IR, Oxygen, H2S, CO, CO2, and for a variety of toxic gases. The sensors for LEL, H2, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame arrestors, and approved for use in hazardous areas (Class 1, Div. 1 Groups B, C, D). An optional non-explosion proof version is available for oxygen, H2S, CO, and CO2 for use in Class 1 Div 2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used in two different ways. The sensors can be mounted directly to the controllers as a complete stand alone system, or they can be mounted to explosion proof junction boxes for remote detection.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors are available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions utilize a patented coating which make them water repellent. Also, splash guards are available for use in very wet environments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the Direct Connect sensors are designed to specifically interface with RKI Beacon 110, 200, and 410A controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include LEL, H2S, CO, \u0026amp; CO2\u003c\/li\u003e\n\u003cli\u003eToxic sensors include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensors for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Sensor-LEL combustible (catalytic) no transmitter UL version PART# 61-1000RK","offer_id":46881248575640,"sku":null,"price":394.25,"currency_code":"USD","in_stock":true},{"title":"Sensor-LEL Hydrogen (H2) specific\/no transmitter UL version PART# 61-1001RK","offer_id":46881248608408,"sku":null,"price":536.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-LEL Hydrogen (H2) specific\/no transmitter\/calibration adapter (only for use without rain guard PART# 61-1001RK-03","offer_id":46881248641176,"sku":null,"price":593.75,"currency_code":"USD","in_stock":true},{"title":"Sensor-IR-Methane (CH4) 0-100% LEL UL version PART# 61-1003RK-CH4","offer_id":46881248673944,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-IR-Hydrocarbons (HC) 0-100% LEL\/Isobutane standard calibration UL version PART# 61-1003RK-HC","offer_id":46881248706712,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-IR-Methane (CH4) 0-100% vol UL version PART# 61-1006RK-CH4","offer_id":46881248739480,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-Hydrogen Cyanide (HCN) PART# 65-2429","offer_id":46881248772248,"sku":null,"price":893.0,"currency_code":"USD","in_stock":true},{"title":"Sensor-IR-Carbon Dioxide (CO2) 0-5000 ppm UL version PART# 61-1004RK-02","offer_id":46881248805016,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-IR-Carbon Dioxide (CO2) 0-5% UL version PART# 61-1004RK-03","offer_id":46881248837784,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-IR-Carbon Dioxide (CO2) 0-50% UL version PART# 61-1004RK-05","offer_id":46881248870552,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Sensor-IR-Carbon Dioxide (CO2) 0-100% UL version PART# 61-1004RK-10","offer_id":46881248903320,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/download_3.jpg?v=1754676199"},{"product_id":"rki-direct-connect-sensors-with-j-box-explosion-proof-class-i-division-1-approved-copy","title":"RKI Direct Connect Non Explosion Proof Sensors w\/ J-Box, OK for Class I, Division 2","description":"\u003ch2\u003eRKI Direct Connect Non Explosion Proof Sensors w\/ J-Box, OK for Class I, Division 2\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI Direct Connect series gas sensors are highly reliable and very cost effective for the detection of common gas hazards. The direct connect series are available for LEL, H2 Specific LEL, LEL IR, Oxygen, H2S, CO, CO2, and for a variety of toxic gases. The sensors for LEL, H2, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame arrestors, and approved for use in hazardous areas (Class 1, Div. 1 Groups B, C, D). An optional non-explosion proof version is available for oxygen, H2S, CO, and CO2 for use in Class 1 Div 2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used in two different ways. The sensors can be mounted directly to the controllers as a complete stand alone system, or they can be mounted to explosion proof junction boxes for remote detection.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors are available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions utilize a patented coating which make them water repellent. Also, splash guards are available for use in very wet environments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the Direct Connect sensors are designed to specifically interface with RKI Beacon 110, 200, and 410A controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include LEL, H2S, CO, \u0026amp; CO2\u003c\/li\u003e\n\u003cli\u003eToxic sensors include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensors for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Carbon Monoxide (CO) 0-300 ppm PART# 65-2499RK","offer_id":46885983387800,"sku":null,"price":456.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Sulfide (H2S) 0-100 ppm PART# 65-2498RK","offer_id":46885983420568,"sku":null,"price":456.0,"currency_code":"USD","in_stock":true},{"title":"IR\/Carbon Dioxide (CO2) 0-100% PART# 61-1007RK-10","offer_id":46885983453336,"sku":null,"price":798.0,"currency_code":"USD","in_stock":true},{"title":"IR\/Carbon Dioxide (CO2) 0-5000 ppm PART# 61-1007RK-02","offer_id":46885983486104,"sku":null,"price":798.0,"currency_code":"USD","in_stock":true},{"title":"IR\/Carbon Dioxide (CO2) 0-5% PART# 61-1007RK-03","offer_id":46885983518872,"sku":null,"price":798.0,"currency_code":"USD","in_stock":true},{"title":"IR\/Carbon Dioxide (CO2) 0-50% PART# 61-1007RK-05","offer_id":46885983551640,"sku":null,"price":798.0,"currency_code":"USD","in_stock":true},{"title":"Oxygen (O2) 0-25% capillary type PART# 65-2497RK","offer_id":46885983584408,"sku":null,"price":437.0,"currency_code":"USD","in_stock":true},{"title":"Oxygen (O2) w\/ I.S barrier\/partial pressure type (no explosion proof approval) PART# 65-2502RK","offer_id":46885983617176,"sku":null,"price":365.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/download_3.jpg?v=1754676199"},{"product_id":"rki-direct-connect-non-explosion-proof-sensors-w-j-box-ok-for-class-i-division-2-copy","title":"RKI Direct Connect Toxic Sensors, with J-box, Non Explosion Proof, OK for Class I, Div 1, CT-7 Series","description":"\u003ch2\u003eRKI Direct Connect Toxic Sensors, with J-box, Non Explosion Proof, OK for Class I, Div 1, CT-7 Series\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI Direct Connect series gas sensors are highly reliable and very cost effective for the detection of common gas hazards. The direct connect series are available for LEL, H2 Specific LEL, LEL IR, Oxygen, H2S, CO, CO2, and for a variety of toxic gases. The sensors for LEL, H2, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame arrestors, and approved for use in hazardous areas (Class 1, Div. 1 Groups B, C, D). An optional non-explosion proof version is available for oxygen, H2S, CO, and CO2 for use in Class 1 Div 2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used in two different ways. The sensors can be mounted directly to the controllers as a complete stand alone system, or they can be mounted to explosion proof junction boxes for remote detection.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors are available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions utilize a patented coating which make them water repellent. Also, splash guards are available for use in very wet environments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the Direct Connect sensors are designed to specifically interface with RKI Beacon 110, 200, and 410A controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include LEL, H2S, CO, \u0026amp; CO2\u003c\/li\u003e\n\u003cli\u003eToxic sensors include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensors for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Ammonia (NH3) 0-100 ppm PART# 65-2303-NH3-1","offer_id":46885999542424,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-200 ppm PART# 65-2303-NH3-2","offer_id":46885999575192,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-500 ppm PART# 65-2303-NH3-5","offer_id":46885999607960,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-75 ppm PART# 65-2303-NH3-75","offer_id":46885999640728,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine (Cl2) 0-10 ppm PART# 65-2303-CL2-10","offer_id":46885999673496,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine (Cl2) 0-3 ppm PART# 65-2303-CL2-3","offer_id":46885999706264,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine (Cl2) 0-5 ppm PART# 65-2303-CL2-5","offer_id":46885999739032,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (ClO2) 0-1 ppm PART# 65-2303-CLO2-1","offer_id":46885999771800,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (ClO2) 0-3 ppm PART# 65-2303-CLO2-3","offer_id":46885999804568,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (ClO2) 0-5 ppm PART# 65-2303-CLO2-5","offer_id":46885999837336,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Chloride (HCL) 0-20 ppm PART# 65-2303-HCL","offer_id":46885999870104,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Cyanide (HCN) 0-15 ppm PART# 65-2303-HCN-15","offer_id":46885999902872,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Nitric Acid (NO) 0-100 ppm PART# 65-2303-NO","offer_id":46885999935640,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Nitrogen Dioxide (NO2) 0-15 ppm PART# 65-2303-NO2","offer_id":46885999968408,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"Sulfur Dioxide (SO2) 0-10 ppm PART# 65-2303-SO2-10","offer_id":46886000001176,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/RKI_CT7_02__44721.webp?v=1754920042"},{"product_id":"rki-direct-connect-toxic-sensors-with-j-box-non-explosion-proof-ok-for-class-i-div-1-ct-7-series-copy","title":"RKI Direct Connect Toxic Sensors with J-box, Non Explosion Proof, OK for Class I, Division 2, ESM-01 Series","description":"\u003ch2\u003eRKI Direct Connect Toxic Sensors with J-box, Non Explosion Proof, OK for Class I, Division 2, ESM-01 Series\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI Direct Connect series gas sensors are highly reliable and very cost effective for the detection of common gas hazards. The direct connect series are available for LEL, H2 Specific LEL, LEL IR, Oxygen, H2S, CO, CO2, and for a variety of toxic gases. The sensors for LEL, H2, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame arrestors, and approved for use in hazardous areas (Class 1, Div. 1 Groups B, C, D). An optional non-explosion proof version is available for oxygen, H2S, CO, and CO2 for use in Class 1 Div 2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used in two different ways. The sensors can be mounted directly to the controllers as a complete stand alone system, or they can be mounted to explosion proof junction boxes for remote detection.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors are available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions utilize a patented coating which make them water repellent. Also, splash guards are available for use in very wet environments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the Direct Connect sensors are designed to specifically interface with RKI Beacon 110, 200, and 410A controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include LEL, H2S, CO, \u0026amp; CO2\u003c\/li\u003e\n\u003cli\u003eToxic sensors include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensors for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Ammonia (NH3) 0-75 ppm PART# 65-2301RK-NH3","offer_id":46886024577176,"sku":null,"price":703.0,"currency_code":"USD","in_stock":true},{"title":"Arsine (AsH3) 0-1.5 ppm PART# 65-2301RK-ASH3","offer_id":46886024609944,"sku":null,"price":703.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Cyanide (HCN) 0-15 ppm PART# 65-2301RK-HCN","offer_id":46886024642712,"sku":null,"price":703.0,"currency_code":"USD","in_stock":true},{"title":"Phosphine (PH3) 0-1 ppm PART# 65-2301RK-PH3","offer_id":46886024675480,"sku":null,"price":703.0,"currency_code":"USD","in_stock":true},{"title":"Sulfur Dioxide (SO2) 0-6 ppm PART# 65-2301RK-SO2","offer_id":46886024708248,"sku":null,"price":703.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/RKI_ESM_JBx_01__31133_1.png?v=1754920859"},{"product_id":"rki-direct-connect-toxic-sensors-with-j-box-non-explosion-proof-ok-for-class-i-division-2-esm-01-series-copy","title":"RKI Direct Connect Sensors Remote Mount with Calibration Adapter \/ Splash Guard \/ Explosion Proof Class I, Division 1 Approved","description":"\u003ch2\u003eRKI Direct Connect Sensors Remote Mount with Calibration Adapter \/ Splash Guard \/ Explosion Proof Class I, Division 1 Approved\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI Direct Connect series gas sensors are highly reliable and very cost effective for the detection of common gas hazards. The direct connect series are available for LEL, H2 Specific LEL, LEL IR, Oxygen, H2S, CO, CO2, and for a variety of toxic gases. The sensors for LEL, H2, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame arrestors, and approved for use in hazardous areas (Class 1, Div. 1 Groups B, C, D). An optional non-explosion proof version is available for oxygen, H2S, CO, and CO2 for use in Class 1 Div 2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used in two different ways. The sensors can be mounted directly to the controllers as a complete stand alone system, or they can be mounted to explosion proof junction boxes for remote detection.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors are available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe Direct Connect sensors can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions utilize a patented coating which make them water repellent. Also, splash guards are available for use in very wet environments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the Direct Connect sensors are designed to specifically interface with RKI Beacon 110, 200, and 410A controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include LEL, H2S, CO, \u0026amp; CO2\u003c\/li\u003e\n\u003cli\u003eToxic sensors include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensors for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"LEL combustible (catalytic) w\/ explosion proof j-box (no transmitter) (specify calibration) and calibration adapter\/splash guard PART# 61-1000RK-04","offer_id":46886040895640,"sku":null,"price":460.75,"currency_code":"USD","in_stock":true},{"title":"LEL Hydrogen (H2) specific w\/ explosion proof j-box (no transmitter) and calibration adapter\/splash guard PART# 61-1001RK-04","offer_id":46886052561048,"sku":null,"price":608.0,"currency_code":"USD","in_stock":true},{"title":"IR\/Methane (CH4) 0-100% LEL explosion proof w\/ j-box and calibration adapter\/splash guard PART# 61-1003RK-CH4-4","offer_id":46886052593816,"sku":null,"price":883.5,"currency_code":"USD","in_stock":true},{"title":"IR\/Hydrocarbon (HC) 0-100% LEL explosion proof w\/ j-box and calibration adapter\/splash guard PART# 61-1003RK-HC-04","offer_id":46886052626584,"sku":null,"price":883.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/Screenshot2025-08-11100846.jpg?v=1754921413"},{"product_id":"rki-direct-connect-sensors-remote-mount-with-calibration-adapter-splash-guard-explosion-proof-class-i-division-1-approved-copy","title":"RKI Explosion Proof S2 Assemblies: Class I, Division 1 Approved","description":"\u003ch2\u003eExplosion Proof S2 Assemblies: Class I, Division 1 Approved\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eALL S2 SERIES PRICING INCLUDES THE SENSOR AND EXPLOSION PROOF HOUSING\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI S2 series gas sensor\/transmitters are highly reliable and very cost effective for the detection of common gas\u003cbr\u003ehazards. The S2 series are available for LEL, H2 Specific (LEL, and ppm), Oxygen, H2S, CO, and for a variety of toxic\u003cbr\u003egases. The transmitters for LEL, H2 Specific, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame\u003cbr\u003earrestors, and approved for use in hazardous areas (Class l, Div 1 Groups B, C, D). An optional non-explosion proof\u003cbr\u003eversion is available for oxygen, H2S, CO, and CO2 in Class 1 Div 2. LEL sensors are available using catalytic bead and\u003cbr\u003einfrared technologies.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life.\u003cbr\u003eThe plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in\u003cbr\u003eClass I, Div. 2 hazardous locations. Sensors available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe S2 transmitters can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions\u003cbr\u003eutilize a patented coating which make them water repellent. Splash guards are also available for use in very wet\u003cbr\u003eenvironments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the S2 transmitters are designed to interface with RKI controllers, or with PLC\/DCS systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e– LEL, H2S, CO, PPM H2, and CO2\u003cbr\u003e– Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003eHydrogen-Specific now available\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003e4-20 mA output\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Hydrogen (H2) specific 0-100 ppm linearized\/dual pot MOS sensor\/transmitter UL PART# 65-2445-100","offer_id":46886306021528,"sku":null,"price":817.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) specific 0-100% LEL UL PART# 65-2451RK","offer_id":46886306054296,"sku":null,"price":788.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) specific 0-1000 ppm linearized\/dual pot MOS sensor\/transmitter UL PART# 65-2445-1000","offer_id":46886306087064,"sku":null,"price":817.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) specific 0-2000 ppm linearized\/dual pot MOS sensor\/transmitter UL PART# 65-2445-2000","offer_id":46886306119832,"sku":null,"price":817.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) specific 0-500 ppm linearized\/dual pot MOS sensor\/transmitter UL PART# 65-2445-500","offer_id":46886306152600,"sku":null,"price":817.0,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-100% UL PART# 65-2396RK-10","offer_id":46886306185368,"sku":null,"price":1040.25,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-5000 ppm UL PART# 65-2396RK-02","offer_id":46886306218136,"sku":null,"price":1040.25,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-5% UL PART# 65-2396RK-03","offer_id":46886306250904,"sku":null,"price":1040.25,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-50% UL PART# 65-2396RK-05","offer_id":46886306283672,"sku":null,"price":1040.25,"currency_code":"USD","in_stock":true},{"title":"IR Hydrocarbon (HC) 0-100% LEL PART# 65-2394RK-HC","offer_id":46886306316440,"sku":null,"price":1040.25,"currency_code":"USD","in_stock":true},{"title":"IR Methane (CH4) 0-100% LEL PART# 65-2394RK-CH4","offer_id":46886306349208,"sku":null,"price":1040.25,"currency_code":"USD","in_stock":true},{"title":"IR Methane (CH4) 0-100% volume PART# 65-2395RK-CH4","offer_id":46886306381976,"sku":null,"price":1040.25,"currency_code":"USD","in_stock":true},{"title":"LEL 0-100% sensor (catalytic) UL (specify calibration) PART# 65-2405RK","offer_id":46886306414744,"sku":null,"price":641.25,"currency_code":"USD","in_stock":true},{"title":"MOS\/Hexane (C6H14) 0-500 ppm linearized\/dual pot UL PART# 65-2446-500","offer_id":46886306447512,"sku":null,"price":817.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) 0-10% volume PART# 65-2462RK","offer_id":46886306480280,"sku":null,"price":1197.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/S2_a.jpg?v=1754930685"},{"product_id":"rki-explosion-proof-s2-assemblies-class-i-division-1-approved-copy","title":"RKI S2 Assemblies, Non Explosion Proof, OK for Class I, Division 2","description":"\u003ch2\u003eRKI S2 Assemblies, Non Explosion Proof, OK for Class I, Division 2\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI S2 series gas sensor\/transmitters are highly reliable and very cost effective for the detection of common gas\u003cbr\u003ehazards. The S2 series are available for LEL, H2 Specific (LEL, and ppm), Oxygen, H2S, CO, and for a variety of toxic\u003cbr\u003egases. The transmitters for LEL, H2 Specific, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame\u003cbr\u003earrestors, and approved for use in hazardous areas (Class l, Div 1 Groups B, C, D). An optional non-explosion proof\u003cbr\u003eversion is available for oxygen, H2S, CO, and CO2 in Class 1 Div 2. LEL sensors are available using catalytic bead and\u003cbr\u003einfrared technologies.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life.\u003cbr\u003eThe plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in\u003cbr\u003eClass I, Div. 2 hazardous locations. Sensors available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe S2 transmitters can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions\u003cbr\u003eutilize a patented coating which make them water repellent. Splash guards are also available for use in very wet\u003cbr\u003eenvironments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the S2 transmitters are designed to interface with RKI controllers, or with PLC\/DCS systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e– LEL, H2S, CO, PPM H2, and CO2\u003cbr\u003e– Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003eHydrogen-Specific now available\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003e4-20 mA output\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"S2 detector\/transmitter\/j-box IR 0-9000 ppm CO2 \/ non-explosion proof \/ replaceable sensor PART# 65-2397RK-01","offer_id":46886327943320,"sku":null,"price":935.75,"currency_code":"USD","in_stock":true},{"title":"S2 Series Carbon Monoxide (CO) 0-300 ppm sensor \/ transmitter \/ non-explosion proof w\/ j-box PART# 65-2335RK","offer_id":46886327976088,"sku":null,"price":817.0,"currency_code":"USD","in_stock":true},{"title":"S2 Series Hydrogen Sulfide (H2S) 0-100 ppm sensor \/ transmitter \/ non-explosion proof w\/ j-box PART# 65-2330RK","offer_id":46886328008856,"sku":null,"price":693.5,"currency_code":"USD","in_stock":true},{"title":"S2 Series IR Carbon Dioxide (CO2) 0-100% non explosion proof w\/ j-box PART# 65-2397RK-10","offer_id":46886328041624,"sku":null,"price":935.75,"currency_code":"USD","in_stock":true},{"title":"S2 Series IR Carbon Dioxide (CO2) 0-5000 ppm non explosion proof w\/ j-box PART# 65-2397RK-02","offer_id":46886328074392,"sku":null,"price":935.75,"currency_code":"USD","in_stock":true},{"title":"S2 Series IR Carbon Dioxide (CO2) 0-5% non explosion proof w\/ j-box PART# 65-2397RK-03","offer_id":46886328107160,"sku":null,"price":935.75,"currency_code":"USD","in_stock":true},{"title":"S2 Series IR Carbon Dioxide (CO2) 0-50% non explosion proof w\/ j-box PART# 65-2397RK-05","offer_id":46886328139928,"sku":null,"price":935.75,"currency_code":"USD","in_stock":true},{"title":"S2 Series Oxygen (O2) 0-100% sensor \/ transmitter (partial pressure) non explosion proof w\/ j-box PART# 65-2320RK-100","offer_id":46886328172696,"sku":null,"price":817.0,"currency_code":"USD","in_stock":true},{"title":"S2 Series Oxygen (O2) 0-25% sensor \/ transmitter (partial pressure) non explosion proof w\/ j-box PART# 65-2320RK","offer_id":46886328205464,"sku":null,"price":565.25,"currency_code":"USD","in_stock":true},{"title":"S2 Series Oxygen (O2) 0-25% sensor \/ transmitter (capillary type) non explosion proof w\/ j-box PART# 65-2321RK","offer_id":46886328238232,"sku":null,"price":565.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/S2_a.jpg?v=1754930685"},{"product_id":"rki-s2-assemblies-non-explosion-proof-ok-for-class-i-division-2-copy","title":"RKI S2 Series Diffusion Sensor \/ Transmitter With CT-7 Toxic Sensor Non Explosion Proof, OK for Class I, Division 2","description":"\u003ch2\u003eRKI S2 Series Diffusion Sensor \/ Transmitter With CT-7 Toxic Sensor Non Explosion Proof, OK for Class I, Division 2\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI S2 series gas sensor\/transmitters are highly reliable and very cost effective for the detection of common gas\u003cbr\u003ehazards. The S2 series are available for LEL, H2 Specific (LEL, and ppm), Oxygen, H2S, CO, and for a variety of toxic\u003cbr\u003egases. The transmitters for LEL, H2 Specific, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame\u003cbr\u003earrestors, and approved for use in hazardous areas (Class l, Div 1 Groups B, C, D). An optional non-explosion proof\u003cbr\u003eversion is available for oxygen, H2S, CO, and CO2 in Class 1 Div 2. LEL sensors are available using catalytic bead and\u003cbr\u003einfrared technologies.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life.\u003cbr\u003eThe plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in\u003cbr\u003eClass I, Div. 2 hazardous locations. Sensors available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe S2 transmitters can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions\u003cbr\u003eutilize a patented coating which make them water repellent. Splash guards are also available for use in very wet\u003cbr\u003eenvironments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the S2 transmitters are designed to interface with RKI controllers, or with PLC\/DCS systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e– LEL, H2S, CO, PPM H2, and CO2\u003cbr\u003e– Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003eHydrogen-Specific now available\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003e4-20 mA output\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Ammonia (NH3) 0-100 ppm PART# 65-2341-NH3-1","offer_id":46886424772760,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-200 ppm PART# 65-2341-NH3-2","offer_id":46886424805528,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-500 ppm PART# 65-2341-NH3-5","offer_id":46886424838296,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-75 ppm PART# 65-2341-NH3-75","offer_id":46886424871064,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Chlorine (Cl2) 0-10 ppm PART# 65-2341-CL2-10","offer_id":46886424903832,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Chlorine (Cl2) 0-3 ppm PART# 65-2341-CL2-3","offer_id":46886424936600,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Chlorine (Cl2) 0-5 ppm PART# 65-2341-CL2-5","offer_id":46886424969368,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (ClO2) 0-1 ppm PART# 65-2341-CLO2-1","offer_id":46886425002136,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (ClO2) 0-3 ppm PART# 65-2341-CLO2-3","offer_id":46886425034904,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (ClO2) 0-5 ppm PART# 65-2341-CLO2-5","offer_id":46886425067672,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Chloride (HCL) 0-20 ppm PART# 65-2341-HCL","offer_id":46886425100440,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Cyanide (HCN) 0-15 ppm PART# 65-2341-HCN-15","offer_id":46886425133208,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Nitrix Oxide (NO) 0-100 ppm PART# 65-2341-NO","offer_id":46886425165976,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Nitrogen Dioxide (NO2) 0-15 ppm PART# 65-2341-NOS","offer_id":46886425198744,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true},{"title":"Sulfur Dioxide (SO2) 0-10 ppm PART# 65-2341-SO2-10","offer_id":46886425231512,"sku":null,"price":1144.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/Query_bd75e5bf-a7dd-45ac-83ab-a1107ca12fcb.avif?v=1754933689"},{"product_id":"rki-s2-series-diffusion-sensor-transmitter-with-ct-7-toxic-sensor-non-explosion-proof-ok-for-class-i-division-2-copy","title":"RKI S2 Series Diffusion Sensor \/ Transmitter With ESM-01 Toxic Sensor Non Explosion Proof, OK for Class I, Division 2","description":"\u003ch2\u003eRKI S2 Series Diffusion Sensor \/ Transmitter With ESM-01 Toxic Sensor Non Explosion Proof, OK for Class I, Division 2\u003c\/h2\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI S2 series gas sensor\/transmitters are highly reliable and very cost effective for the detection of common gas\u003cbr\u003ehazards. The S2 series are available for LEL, H2 Specific (LEL, and ppm), Oxygen, H2S, CO, and for a variety of toxic\u003cbr\u003egases. The transmitters for LEL, H2 Specific, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame\u003cbr\u003earrestors, and approved for use in hazardous areas (Class l, Div 1 Groups B, C, D). An optional non-explosion proof\u003cbr\u003eversion is available for oxygen, H2S, CO, and CO2 in Class 1 Div 2. LEL sensors are available using catalytic bead and\u003cbr\u003einfrared technologies.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life.\u003cbr\u003eThe plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in\u003cbr\u003eClass I, Div. 2 hazardous locations. 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An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the S2 transmitters are designed to interface with RKI controllers, or with PLC\/DCS systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e– LEL, H2S, CO, PPM H2, and CO2\u003cbr\u003e– Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003eHydrogen-Specific now available\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003e4-20 mA output\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Ammonia (NH3) 0-75 ppm PART# 65-2340RK-NH3","offer_id":46889886089368,"sku":null,"price":836.0,"currency_code":"USD","in_stock":true},{"title":"Arsine (AsH3) 0-1.5 ppm PART# 65-2340RK-ASH3","offer_id":46889886122136,"sku":null,"price":836.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Cyanide (HCN) 0-15 ppm PART# 65-2340RK-HCN","offer_id":46889886154904,"sku":null,"price":836.0,"currency_code":"USD","in_stock":true},{"title":"Phosphine 0-1 ppm PART# 65-2340RK-PH3","offer_id":46889886187672,"sku":null,"price":836.0,"currency_code":"USD","in_stock":true},{"title":"Sulfur Dioxide (SO2) 0-6 ppm PART# 65-2340RK-SO2","offer_id":46889886220440,"sku":null,"price":836.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/images_14.jpg?v=1755006988"},{"product_id":"rki-s2-series-diffusion-sensor-transmitter-with-esm-01-toxic-sensor-non-explosion-proof-ok-for-class-i-division-2-copy","title":"RKI S2 Remote Mount with Calibration Adapter \/ Splash Guard, Explosion Proof, OK for Class I, Division 1","description":"\u003ch2\u003eRKI S2 Remote Mount with Calibration Adapter \/ Splash Guard, Explosion Proof, OK for Class I, Division 1\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eIncludes transmitter with j-box, remote detector and calibration adapter\/splash guard\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI S2 series gas sensor\/transmitters are highly reliable and very cost effective for the detection of common gas\u003cbr\u003ehazards. The S2 series are available for LEL, H2 Specific (LEL, and ppm), Oxygen, H2S, CO, and for a variety of toxic\u003cbr\u003egases. The transmitters for LEL, H2 Specific, Oxygen, H2S, CO2, and Carbon Monoxide are explosion-proof with flame\u003cbr\u003earrestors, and approved for use in hazardous areas (Class l, Div 1 Groups B, C, D). An optional non-explosion proof\u003cbr\u003eversion is available for oxygen, H2S, CO, and CO2 in Class 1 Div 2. LEL sensors are available using catalytic bead and\u003cbr\u003einfrared technologies.\u003c\/p\u003e\n\u003cp\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life.\u003cbr\u003eThe plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in\u003cbr\u003eClass I, Div. 2 hazardous locations. Sensors available for NH3, AsH3, Cl2, ClO2, HCN, PH3, and SO2.\u003c\/p\u003e\n\u003cp\u003eThe S2 transmitters can be used either indoors or outdoors. The flame arrestors for the explosion-proof versions\u003cbr\u003eutilize a patented coating which make them water repellent. Splash guards are also available for use in very wet\u003cbr\u003eenvironments. An optional stainless steel junction box is available for corrosive environments.\u003c\/p\u003e\n\u003cp\u003eAll of the S2 transmitters are designed to interface with RKI controllers, or with PLC\/DCS systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e– LEL, H2S, CO, PPM H2, and CO2\u003cbr\u003e– Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003eHydrogen-Specific now available\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor coating\u003c\/li\u003e\n\u003cli\u003e4-20 mA output\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003eOptional stainless steel junction box\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"IR Methane (CH4) 0-100% LEL PART# 65-2394RK-CH4-4","offer_id":46889925443736,"sku":null,"price":1187.5,"currency_code":"USD","in_stock":true},{"title":"LEL 0-100% (catalytic) (specifiy calibration) PART# 65-2405RK-04","offer_id":46889925476504,"sku":null,"price":836.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) specific 0-100% LEL (catalytic) PART# 65-2451RK-04","offer_id":46889925509272,"sku":null,"price":935.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/rki-instruments-m2-ir-methane-ch4-0-100-lel-sensor-transmitter-with-j-box-remote-detector-and-calibration-adapter-splash-guard-65-2394rk-ch4-4-34.jpg?v=1755007526"},{"product_id":"rki-s2-remote-mount-with-calibration-adapter-splash-guard-explosion-proof-ok-for-class-i-division-1-copy","title":"RKI M2A-XL Series Stand Alone Transmitter \/ Explosion Proof M2A-XL Assemblies: Class I, Division 1 Approved","description":"\u003ch2\u003eRKI M2A-XL Series Stand Alone Transmitter \/ Explosion Proof M2A-XL Assemblies: Class I, Division 1 Approved\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eORDERING INFORMATION: All M2A-XL pricing includes the sensor and transmitter with explosion proof housing.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI M2A-XL is a state-of-the-art transmitter that can operate as an independent, stand-alone monitor or as part of an integrated system. The M2A-XL connects with an analog or digital signal to virtually any controller, PLC, or DCS. Setup procedures are simplified with user friendly push buttons and OLED menus. It utilizes a magnetic wand technique for performing non-intrusive calibration. The M2A-XL provides an automatic zero drift correction feature, which results in more stable readings and reduces the need for adjustments due to sensor aging.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe housing of the M2A-XL does not need to be opened for zeroing or calibration, making it unnecessary to declassify the area for routine maintenance. It is designed so that a complete field calibration can be performed by one person. Sensor construction is rated Class I, Div. 1 Groups B, C, D for flammables, CO, H2S, O2, and CO2, and Class I, Div. 2 for all other toxics.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe transmitter provides a 4-20 mA output in addition to a Modbus digital output. It also has two levels of alarms with relays, plus a fail alarm with relay. A digital display of the gas concentration, as well as alarm and status lights, can be viewed through the front window.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors available for NH3, AsH3, Cl2, ClO2, HCN, PH3, NO2 and SO2\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe M2A-XL represents the latest leading edge technology in sensor \/ transmitters today.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOperates with or without a controller\u003c\/li\u003e\n\u003cli\u003eDirect digital readout with OLED cold temperature display\u003c\/li\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e◦ LEL, O2, H2S, CO, CO2, and 100% Vol CH4\u003cbr\u003e◦ Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, NO2, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003e4-20 mA \u0026amp; digital Modbus outputs standard\u003c\/li\u003e\n\u003cli\u003e2 fully programmable alarm relays \u0026amp; fail relay\u003c\/li\u003e\n\u003cli\u003eNon-intrusive calibration via magnetic wand\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor cover\u003c\/li\u003e\n\u003cli\u003eUser friendly setup, push buttons \u0026amp; OLED menus\u003c\/li\u003e\n\u003cli\u003eLong-life sensors (2 + years typical)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Carbon Monoxide (CO) 0-300 ppm cCSAus version PART# 65-2646XL-05","offer_id":46889966370968,"sku":null,"price":1467.75,"currency_code":"USD","in_stock":true},{"title":"Hydrocarbons (HC) LEL 0-100% plug in style PART# 65-2667XL-HC","offer_id":46889966403736,"sku":null,"price":1866.75,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) specific LEL 0-100% (catalytic) UL version PART# 65-2641XL","offer_id":46889966436504,"sku":null,"price":1467.75,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Cyanide (HCN) 0-15 ppm cCSAus version PART# 65-2642XL","offer_id":46889966469272,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Sulfide (H2S) 0-100 ppm cCSAus version PART# 65-2645XL-05","offer_id":46889966502040,"sku":null,"price":1467.75,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-100% cULus version PART# 65-2660XL-10","offer_id":46889966534808,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-5000 ppm cULus version PART# 65-2660XL-02","offer_id":46889966567576,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-5% cULus version PART# 65-2660XL-03","offer_id":46889966600344,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-50% cULus version PART# 65-2660XL-05","offer_id":46889966633112,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"IR Hydrocarbons (isobutane) LEL 0-100% cULus version PART# 65-2649XL-HC","offer_id":46889966665880,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"IR Methane (CH4) LEL 0-100% cULus version 65-2649XL-CH4","offer_id":46889966698648,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"IR Methane (CH4) vol 0-100% cULus version PART# 65-2658XL-CH4","offer_id":46889966731416,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"LEL 0-100% (catalytic) (specify calibration) cCSAus version PART# 65-2640XL-05","offer_id":46889966764184,"sku":null,"price":1368.0,"currency_code":"USD","in_stock":true},{"title":"LEL 0-100% (catalytic) (specify calibration) UL version PART# 65-2640XL","offer_id":46889966796952,"sku":null,"price":1320.5,"currency_code":"USD","in_stock":true},{"title":"Methane (CH4) 0-100% LEL plug in style PART# 65-2667XL-CH4","offer_id":46889966829720,"sku":null,"price":1866.75,"currency_code":"USD","in_stock":true},{"title":"Methane (CH4) 0-9000 ppm PART# 65-2647XL","offer_id":46889966862488,"sku":null,"price":1396.5,"currency_code":"USD","in_stock":true},{"title":"Methane (CH4) 0-9000 ppm cCSAus version PART# 65-2647XL-05","offer_id":46889966895256,"sku":null,"price":1377.5,"currency_code":"USD","in_stock":true},{"title":"Oxygen (O2) 0-25% cCSAus version PART# 65-2643XL-05","offer_id":46889966928024,"sku":null,"price":1368.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/M2A-XL_web.jpg?v=1755008295"},{"product_id":"rki-m2a-xl-series-stand-alone-transmitter-explosion-proof-m2a-xl-assemblies-class-i-division-1-approved-copy","title":"RKI Remote Mount M2A-XL with Calibration Adaptor \/ Splash Guard: Class I, Division 1 Approved","description":"\u003ch2\u003eRemote Mount M2A-XL with Calibration Adaptor \/ Splash Guard: Class I, Division 1 Approved\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eORDERING INFORMATION: All M2A-XL pricing includes the sensor and transmitter with explosion proof housing.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eNote: Tubing sold separately. Recommended tubing size for standard sensors is 3\/16” x 5\/16”.\u003cbr\u003eFor IR XP sensors use 1\/4” ID x 3\/8” OD tubing. Not recommended for toxic gases.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI M2A-XL is a state-of-the-art transmitter that can operate as an independent, stand-alone monitor or as part of an integrated system. The M2A-XL connects with an analog or digital signal to virtually any controller, PLC, or DCS. Setup procedures are simplified with user friendly push buttons and OLED menus. It utilizes a magnetic wand technique for performing non-intrusive calibration. The M2A-XL provides an automatic zero drift correction feature, which results in more stable readings and reduces the need for adjustments due to sensor aging.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe housing of the M2A-XL does not need to be opened for zeroing or calibration, making it unnecessary to declassify the area for routine maintenance. It is designed so that a complete field calibration can be performed by one person. Sensor construction is rated Class I, Div. 1 Groups B, C, D for flammables, CO, H2S, O2, and CO2, and Class I, Div. 2 for all other toxics.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe transmitter provides a 4-20 mA output in addition to a Modbus digital output. It also has two levels of alarms with relays, plus a fail alarm with relay. A digital display of the gas concentration, as well as alarm and status lights, can be viewed through the front window.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors available for NH3, AsH3, Cl2, ClO2, HCN, PH3, NO2 and SO2\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe M2A-XL represents the latest leading edge technology in sensor \/ transmitters today.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOperates with or without a controller\u003c\/li\u003e\n\u003cli\u003eDirect digital readout with OLED cold temperature display\u003c\/li\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e◦ LEL, O2, H2S, CO, CO2, and 100% Vol CH4\u003cbr\u003e◦ Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, NO2, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003e4-20 mA \u0026amp; digital Modbus outputs standard\u003c\/li\u003e\n\u003cli\u003e2 fully programmable alarm relays \u0026amp; fail relay\u003c\/li\u003e\n\u003cli\u003eNon-intrusive calibration via magnetic wand\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor cover\u003c\/li\u003e\n\u003cli\u003eUser friendly setup, push buttons \u0026amp; OLED menus\u003c\/li\u003e\n\u003cli\u003eLong-life sensors (2 + years typical)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Hydrogen (H2) specific % LEL cCSAus version PART# 65-2641XL-05-04","offer_id":46890001072280,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) specific 0-100% LEL (catalytic) UL version PART# 65-2641XL-04","offer_id":46890001105048,"sku":null,"price":1615.0,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Sulfide (H2S) 0-100 ppm cCSAus version PART# 65-2645XL-05-04","offer_id":46890001137816,"sku":null,"price":1615.0,"currency_code":"USD","in_stock":true},{"title":"IR Hydrocarbons (isobutane) LEL 0-100% cULus version PART# 65-2649XL-HC-04","offer_id":46890001170584,"sku":null,"price":1809.75,"currency_code":"USD","in_stock":true},{"title":"IR Methane (CH4) LEL 0-100% cULus version PART# 65-2649XL-CH4-4","offer_id":46890001203352,"sku":null,"price":1809.75,"currency_code":"USD","in_stock":true},{"title":"IR Methane (CH4) vol 0-100% cULus version PART# 65-2658XL-CH4-4","offer_id":46890001236120,"sku":null,"price":1809.75,"currency_code":"USD","in_stock":true},{"title":"LEL 0-100% (catalytic) (specify calibration) UL version PART# 65-2640XL-04","offer_id":46890001268888,"sku":null,"price":1467.75,"currency_code":"USD","in_stock":true},{"title":"LEL 0-100% (catalytic) (specify calibration) cCSAus version PART# 65-2640XL-05-04","offer_id":46890001301656,"sku":null,"price":1515.25,"currency_code":"USD","in_stock":true},{"title":"Oxygen (O2) 0-25% cCSAus version PART# 65-2643XL-05-04","offer_id":46890001334424,"sku":null,"price":1515.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/M2A-XL_web.jpg?v=1755008295"},{"product_id":"rki-m2a-xl-series-stand-alone-transmitter-explosion-proof-m2a-xl-assemblies-class-i-division-1-approved-copy-1","title":"RKI Non Explosion Proof M2A-XL Assemblies with CT-7 Sensors: OK For Class I, Division 2","description":"\u003ch2\u003eRKI Non Explosion Proof M2A-XL Assemblies with CT-7 Sensors: OK For Class I, Division 2\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eORDERING INFORMATION: All M2A-XL pricing includes the sensor and transmitter with non-explosion proof housing.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI M2A-XL is a state-of-the-art transmitter that can operate as an independent, stand-alone monitor or as part of an integrated system. The M2A-XL connects with an analog or digital signal to virtually any controller, PLC, or DCS. Setup procedures are simplified with user friendly push buttons and OLED menus. It utilizes a magnetic wand technique for performing non-intrusive calibration. The M2A-XL provides an automatic zero drift correction feature, which results in more stable readings and reduces the need for adjustments due to sensor aging.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe housing of the M2A-XL does not need to be opened for zeroing or calibration, making it unnecessary to declassify the area for routine maintenance. It is designed so that a complete field calibration can be performed by one person. Sensor construction is rated Class I, Div. 1 Groups B, C, D for flammables, CO, H2S, O2, and CO2, and Class I, Div. 2 for all other toxics.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe transmitter provides a 4-20 mA output in addition to a Modbus digital output. It also has two levels of alarms with relays, plus a fail alarm with relay. A digital display of the gas concentration, as well as alarm and status lights, can be viewed through the front window.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors available for NH3, AsH3, Cl2, ClO2, HCN, PH3, NO2 and SO2\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe M2A-XL represents the latest leading edge technology in sensor \/ transmitters today.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOperates with or without a controller\u003c\/li\u003e\n\u003cli\u003eDirect digital readout with OLED cold temperature display\u003c\/li\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e◦ LEL, O2, H2S, CO, CO2, and 100% Vol CH4\u003cbr\u003e◦ Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, NO2, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003e4-20 mA \u0026amp; digital Modbus outputs standard\u003c\/li\u003e\n\u003cli\u003e2 fully programmable alarm relays \u0026amp; fail relay\u003c\/li\u003e\n\u003cli\u003eNon-intrusive calibration via magnetic wand\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor cover\u003c\/li\u003e\n\u003cli\u003eUser friendly setup, push buttons \u0026amp; OLED menus\u003c\/li\u003e\n\u003cli\u003eLong-life sensors (2 + years typical)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Ammonia (NH3) 0-100 ppm PART# 65-2670XL-NH3-1","offer_id":46903565648024,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-200 ppm PART# 65-2670XL-NH3-2","offer_id":46903565680792,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-500 ppm PART# 65-2670XL-NH3-5","offer_id":46903565713560,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-75 ppm PART# 65-2670XL-NH375","offer_id":46903565746328,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Carbon Monoxide (CO) 0-300 ppm PART# 65-2663XL","offer_id":46903565779096,"sku":null,"price":1415.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine (CI2) 0-10 ppm PART# 65-2670XL-CL210","offer_id":46903565811864,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine (CI2) 0-10 ppm w remote sensor PART# 65-2670XLCL2107","offer_id":46903565844632,"sku":null,"price":1748.0,"currency_code":"USD","in_stock":true},{"title":"Chlorine (CI2) 0-3 ppm PART# 65-2670XL-CL2-3","offer_id":46903565877400,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine (CI2) 0-5 ppm PART# 65-2670XL-CL2-5","offer_id":46903565910168,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (CIO2) 0-1 ppm PART# 65-2670XL-CLO21","offer_id":46903565942936,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (CIO2) 0-3 ppm PART# 65-2670XL-CLO23","offer_id":46903565975704,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Chloride (HCL) 0-20 ppm PART# 65-2670XL-HCL","offer_id":46903566008472,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Cyanide 0-15 ppm PART# 65-2670XL-HCN15","offer_id":46903566041240,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Sulfide 0-100 ppm PART# 65-2662XL","offer_id":46903566074008,"sku":null,"price":1415.5,"currency_code":"USD","in_stock":true},{"title":"Nitric Oxide (NO) 0-100 ppm PART# 65-2670XL-NO","offer_id":46903566106776,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Nitrogen Dioxide (NO2) 0-15 ppm PART# 65-2670XL-NO2","offer_id":46903566139544,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true},{"title":"Sulfur Dioxide (SO2) 0-10 ppm PART# 65-2670XL-SO210","offer_id":46903566172312,"sku":null,"price":1662.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/RKI_M2A_XL_NEP_00__62802.png?v=1755523798"},{"product_id":"rki-non-explosion-proof-m2a-xl-assemblies-with-ct-7-sensors-ok-for-class-i-division-2-copy","title":"RKI Non Explosion Proof M2A-XL Assemblies with ESM-01 Style Sensors: OK For Class I, Division 2","description":"\u003ch2\u003eRKI Non Explosion Proof M2A-XL Assemblies with ESM-01 Style Sensors: OK For Class I, Division 2\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003eORDERING INFORMATION: All M2A-XL pricing includes the sensor and transmitter  with non-explosion proof j-box\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003eThe RKI M2A-XL is a state-of-the-art transmitter that can operate as an independent, stand-alone monitor or as part of an integrated system. The M2A-XL connects with an analog or digital signal to virtually any controller, PLC, or DCS. Setup procedures are simplified with user friendly push buttons and OLED menus. It utilizes a magnetic wand technique for performing non-intrusive calibration. The M2A-XL provides an automatic zero drift correction feature, which results in more stable readings and reduces the need for adjustments due to sensor aging.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe housing of the M2A-XL does not need to be opened for zeroing or calibration, making it unnecessary to declassify the area for routine maintenance. It is designed so that a complete field calibration can be performed by one person. Sensor construction is rated Class I, Div. 1 Groups B, C, D for flammables, CO, H2S, O2, and CO2, and Class I, Div. 2 for all other toxics.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe transmitter provides a 4-20 mA output in addition to a Modbus digital output. It also has two levels of alarms with relays, plus a fail alarm with relay. A digital display of the gas concentration, as well as alarm and status lights, can be viewed through the front window.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe toxic sensors are electrochemical type plug-in sensors, which provide high specificity, fast response, and long life. The plug-in design allows quick replacement in the field with no tools required. Toxic sensors are designed for use in Class I, Div. 2 hazardous locations. Sensors available for NH3, AsH3, Cl2, ClO2, HCN, PH3, NO2 and SO2\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe M2A-XL represents the latest leading edge technology in sensor \/ transmitters today.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOperates with or without a controller\u003c\/li\u003e\n\u003cli\u003eDirect digital readout with OLED cold temperature display\u003c\/li\u003e\n\u003cli\u003eAvailable gases include\u003cbr\u003e◦ LEL, O2, H2S, CO, CO2, and 100% Vol CH4\u003cbr\u003e◦ Toxic gases include NH3, AsH3, Cl2, ClO2, HCN, NO2, \u0026amp; SO2\u003c\/li\u003e\n\u003cli\u003eInfrared sensor for combustibles and CO2\u003c\/li\u003e\n\u003cli\u003e4-20 mA \u0026amp; digital Modbus outputs standard\u003c\/li\u003e\n\u003cli\u003e2 fully programmable alarm relays \u0026amp; fail relay\u003c\/li\u003e\n\u003cli\u003eNon-intrusive calibration via magnetic wand\u003c\/li\u003e\n\u003cli\u003eExplosion proof construction\u003c\/li\u003e\n\u003cli\u003ePatented water repellent sensor cover\u003c\/li\u003e\n\u003cli\u003eUser friendly setup, push buttons \u0026amp; OLED menus\u003c\/li\u003e\n\u003cli\u003eLong-life sensors (2 + years typical)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Ammonia 0-75 ppm PART# 65-2648XL-NH3","offer_id":46903625154712,"sku":null,"price":1515.25,"currency_code":"USD","in_stock":true},{"title":"Arsine (AsH3) 0-1.5 ppm PART# 65-2648XL-ASH3","offer_id":46903625187480,"sku":null,"price":1515.25,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Cyanide (HCN) 0-15 ppm PART# 65-2648XL-HCN","offer_id":46903625220248,"sku":null,"price":1515.25,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-100% PART# 65-2661XL-10","offer_id":46903625253016,"sku":null,"price":1558.0,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-5000 ppm PART# 65-2661XL-02","offer_id":46903625285784,"sku":null,"price":1558.0,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide (CO2) 0-5% PART# 65-2661XL-03","offer_id":46903625318552,"sku":null,"price":1558.0,"currency_code":"USD","in_stock":true},{"title":"IR Carbon Dioxide 0-50% PART# 65-2661XL-05","offer_id":46903625351320,"sku":null,"price":1558.0,"currency_code":"USD","in_stock":true},{"title":"Oxygen (O2) 0-25% (capillary type) PART# 65-2666XL","offer_id":46903625384088,"sku":null,"price":1301.5,"currency_code":"USD","in_stock":true},{"title":"Oxygen (O2) 0-25% w\/ partial pressure sensor PART# 65-2644XL","offer_id":46903625416856,"sku":null,"price":1258.75,"currency_code":"USD","in_stock":true},{"title":"Phosphine (PH3) 0-1 ppm PART# 65-2648XL-PH3","offer_id":46903625449624,"sku":null,"price":1515.25,"currency_code":"USD","in_stock":true},{"title":"Sulfur Dioxide (SO2) 0-6 ppm PART# 65-2648XL-SO2","offer_id":46903625482392,"sku":null,"price":1515.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/RKI_M2A_XL_NEP_01__57942.png?v=1755525144"},{"product_id":"rki-non-explosion-proof-m2a-xl-assemblies-with-esm-01-style-sensors-ok-for-class-i-division-2-copy","title":"RKI T2A Series 2-Wire Transmitter","description":"\u003ch2\u003eRKI T2A Series 2-Wire Transmitter\u003c\/h2\u003e\n\u003cp\u003eThe T2A Series Toxic Gas Detector is a versatile assembly that uses an electrochemical sensor to detect a variety of gases. 2-Wire Loop-Powered to withstand extreme climatic conditions and harsh environments. Magnetic switches allow for non-intrusive calibration while in the field.\u003c\/p\u003e\n\u003cp\u003eThe T2A represents the latest leading edge technology in fixed gas detection today\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOrdering Information: Includes sensor\/transmitter with j-box\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eElectrochemical Sensor\u003c\/li\u003e\n\u003cli\u003eLoop-Powered (2-Wired), 4-20 mA output\u003c\/li\u003e\n\u003cli\u003e3 Character, 7 segment display screen with backlight\u003c\/li\u003e\n\u003cli\u003e3 Push-button interface (ADD, MENU, SUB) with corresponding magnetic, non-intrusive switches\u003c\/li\u003e\n\u003cli\u003eOperating temperature range -40\u003cspan class=\"s1\"\u003e\u003cb\u003e°\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eC to +60°C\u003c\/li\u003e\n\u003cli\u003eAluminum device enclosure\u003c\/li\u003e\n\u003cli\u003e303 Stainless-steel sensor housing\u003c\/li\u003e\n\u003cli\u003e1-Year warranty\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Ammonia (NH3) 0-100 ppm PART# 66-6206-10","offer_id":46903638458520,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-100 ppm long life\/low humidity PART# 66-6206-10L","offer_id":46903638491288,"sku":null,"price":2110.9,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-1000 ppm PART# 66-6206-1K","offer_id":46903638524056,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-200 ppm PART# 66-6206-20","offer_id":46903638556824,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-300 ppm PART# 66-6206-30","offer_id":46903638589592,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-400 ppm PART# 66-6206-40","offer_id":46903638622360,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-500 ppm PART# 66-6206-50","offer_id":46903638655128,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Ammonia (NH3) 0-75 ppm PART# 66-6206-07","offer_id":46903638687896,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Arsine (AsH3) 0-1.0 ppm PART# 66-6268-01","offer_id":46903638720664,"sku":null,"price":2434.85,"currency_code":"USD","in_stock":true},{"title":"Carbon Monoxide (CO) 0-1000 ppm PART# 66-6201-1K","offer_id":46903638753432,"sku":null,"price":1734.7,"currency_code":"USD","in_stock":true},{"title":"Carbon Monoxide (CO) 0-300 ppm PART# 66-6201-03","offer_id":46903638786200,"sku":null,"price":1734.7,"currency_code":"USD","in_stock":true},{"title":"Carbon Monoxide (CO) 0-500 ppm PART# 66-6201-05","offer_id":46903638818968,"sku":null,"price":1734.7,"currency_code":"USD","in_stock":true},{"title":"Chlorine (CI2) 0-10 ppm PART# 66-6212-10","offer_id":46903638851736,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Chlorine (CI2) 0-20 ppm PART# 66-6612-20","offer_id":46903638884504,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Chlorine (CI2) 0-3 ppm PART# 66-6212-03","offer_id":46903638917272,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (CIO2) 0-1 ppm PART# 66-6213-01","offer_id":46903638950040,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Chlorine Dioxide (CIO2) 0-5 ppm PART# 66-6213-05","offer_id":46903638982808,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Ethylene Oxide (ETO) 0-10 ppm PART# 66-6216-10","offer_id":46903639015576,"sku":null,"price":2434.85,"currency_code":"USD","in_stock":true},{"title":"Formaldehyde (HCHO) 0-10 ppm PART# 66-6211-10","offer_id":46903639048344,"sku":null,"price":2434.85,"currency_code":"USD","in_stock":true},{"title":"Hydrogen (H2) 0-100% LEL (0-4% vol) EC sensor type PART# 66-6239-40","offer_id":46903639081112,"sku":null,"price":2434.85,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Chloride (HCI) 0-100 ppm PART# 66-6204-99","offer_id":46903639113880,"sku":null,"price":2213.5,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Chloride (HCI) 0-20 ppm PART# 66-6204-20","offer_id":46903639146648,"sku":null,"price":2434.85,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Chloride (HCI) 0-30 ppm PART# 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66-6203-10","offer_id":46903639376024,"sku":null,"price":1734.7,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Sulfide (H2S) 0-2000 ppm PART# 66-203-2K","offer_id":46903639408792,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Sulfide (H2S) 0-25 ppm PART# 66-6203-02","offer_id":46903639441560,"sku":null,"price":1734.7,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Sulfide (H2S) 0-50 ppm PART# 66-6203-05","offer_id":46903639474328,"sku":null,"price":1734.7,"currency_code":"USD","in_stock":true},{"title":"Hydrogen Sulfide (H2S) 0-500 ppm PART# 66-6203-50","offer_id":46903639507096,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Nitric Oxide (NO) 0-250 ppm PART# 66-6207-25","offer_id":46903639539864,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Nitrogen Dioxide (NO2) 0-20 ppm PART# 66-6208-20","offer_id":46903639572632,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true},{"title":"Oxygen (O2) 0-25 ppm PART# 66-6202-25","offer_id":46903639605400,"sku":null,"price":1734.7,"currency_code":"USD","in_stock":true},{"title":"Ozone (O3) 0-5 ppm PART# 66-6209-05","offer_id":46903639638168,"sku":null,"price":2434.85,"currency_code":"USD","in_stock":true},{"title":"Phosphine (PH3) 0-5 ppm PART# 66-6215-05","offer_id":46903639670936,"sku":null,"price":2570.7,"currency_code":"USD","in_stock":true},{"title":"Sulfur Dioxide (SO2) 0-20 ppm PART# 66-6210-20","offer_id":46903639703704,"sku":null,"price":1922.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/T2A-Image.jpg?v=1755526133"},{"product_id":"rki-t2a-series-2-wire-transmitter-copy","title":"RKI T3A Series 3-Wire Transmitter without Relays","description":"\u003ch2\u003eRKI T3A Series 3-Wire Transmitter without Relays\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eThe T3A Series Gas Detector ambient air hazardous\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003egas detector is a versatile assembly\u003cspan class=\"Apple-converted-space\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003ethat uses an electrochemical, infrared, catalytic bead sensor element to detect a variety of gases. Wired power (12 to 35 VDC) with 4-20 mA analog and\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"s1\"\u003eRS-485 Modbus outputs standard. Magnetic switches\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eallow for non-intrusive calibration while in the field as well as full system settings and diagnostics.\u003c\/p\u003e\n\u003cp\u003eThe T3A represents the latest leading edge technology in fixed gas detection today.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOrdering Information: Includes sensor\/transmitter with j-box\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eElectrochemical, Infrared or catalytic bead sensors\u003c\/li\u003e\n\u003cli\u003eWire powered (3-Wire), 12 to 35 VDC operating voltage\u003c\/li\u003e\n\u003cli\u003eOperating temperature range -40°C to +60°C\u003c\/li\u003e\n\u003cli\u003eLCD display with LED back-light\u003c\/li\u003e\n\u003cli\u003e3 Push-button interface (ADD, MENU, SUB)\u003c\/li\u003e\n\u003cli\u003eNon-intrusive buttons using magnetic wand\u003c\/li\u003e\n\u003cli\u003e2 Individually configurable alarms\u003c\/li\u003e\n\u003cli\u003e2 Front panel LED indicators (amber and red)\u003c\/li\u003e\n\u003cli\u003e2 Optional fully programmable alarm relays (dry contacts)\u003c\/li\u003e\n\u003cli\u003eOutput options: 4-20mA (3-wire) analog, RS-485 Modbus, both standard Industry Applications\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Ammonia 0-100 ppm PART# 66-6306-10","offer_id":46903934877848,"sku":null,"price":1745.15,"currency_code":"USD","in_stock":true},{"title":"Ammonia 0-1000 ppm PART# 66-6306-1K","offer_id":46903934910616,"sku":null,"price":1745.15,"currency_code":"USD","in_stock":true},{"title":"Ammonia 0-200 ppm PART# 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PART# 66-6310-20","offer_id":46903936057496,"sku":null,"price":1745.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/T3A-Image.jpg?v=1755529626"},{"product_id":"rki-t3a-series-3-wire-transmitter-without-relays-copy","title":"RKI VOC Pro PID Series Explosion Proof Transmitter without Relays, Class I, Div 1","description":"\u003ch2\u003eRKI VOC Pro PID Series Explosion Proof Transmitter without Relays, Class I, Div 1\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eThe VOC Pro Series Gas Detector is a versatile assembly that uses a PID sensor to detect a variety of gases. Wired power (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs are standard. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.\u003c\/p\u003e\n\u003cp\u003eThe VOC Pro represents the latest leading edge technology in fixed gas detection today.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOrdering Information: All VOC pricing includes the sensor and explosion proof housing. To order a VOC Pro with two relays, add an -R to the end of the part# and $ 260 to the price.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePID sensor options:\u003cspan\u003e \u003c\/span\u003e\u003ci\u003e10.0 eV lamp \/ 11.7 eV \/ 10.6 eV ppb \/ 10.6 eV ppm\u003c\/i\u003e\n\u003c\/li\u003e\n\u003cli\u003e Wired power (3-Wire), 12 to 35 VDC operating voltage\u003c\/li\u003e\n\u003cli\u003eOperating temperature range -40\u003cspan class=\"s1\"\u003e°\u003c\/span\u003eC to +54°C\u003c\/li\u003e\n\u003cli\u003eGraphical LCD with LED backlight\u003c\/li\u003e\n\u003cli\u003e3 Push-button interface (ADD, MENU, SUB) with corresponding magnetic, non-intrusive switches\u003c\/li\u003e\n\u003cli\u003e2 Individually configurable alarms\u003c\/li\u003e\n\u003cli\u003e2 Front panel LED indicators (amber and red)\u003c\/li\u003e\n\u003cli\u003e2 Optional fully programmable alarm relays (dry contacts)\u003c\/li\u003e\n\u003cli\u003eOutput options: 4-20mA (3-wire) analog, RS-485 modbus (4 wire)\u003c\/li\u003e\n\u003cli\u003e1-Year warranty (see specifications)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"VOC Pro (10.6 eV PID) 0-100 ppm\/high range sensor\/transmitter with j-box PART# 66-6193-10","offer_id":46904408211608,"sku":null,"price":2821.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.6 eV PID) 0-500 ppm\/high range sensor\/transmitter with j-box PART# 66-6193-50","offer_id":46904408244376,"sku":null,"price":2821.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.6 eV PID) 0-2000 ppm\/high range sensor\/transmitter with j-box PART# 66-6193-2K","offer_id":46904408277144,"sku":null,"price":2821.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.6 eV PID) 0-10.00 ppm low range sensor\/transmitter with j-box PART# 66-6192-01","offer_id":46904446025880,"sku":null,"price":3030.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.6 eV PID) 0-20.00 ppm low range sensor\/transmitter with j-box PART# 66-6192-002","offer_id":46904446058648,"sku":null,"price":3030.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.6 eV PID) 0-50.00 ppm low range sensor\/transmitter with j-box PART# 66-6192-05","offer_id":46904446091416,"sku":null,"price":3030.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.0 eV PID) 0-10.00 ppm sensor\/transmitter with j-box PART# 66-6195-01","offer_id":46904446124184,"sku":null,"price":3030.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.0 eV PID) 0-20.00 ppm sensor\/transmitter with j-box PART# 66-6195-02","offer_id":46904446156952,"sku":null,"price":3030.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.0 eV PID) 0-50.00 ppm sensor\/transmitter with j-box PART# 66-6195-05","offer_id":46904446189720,"sku":null,"price":3030.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro (10.0 eV PID) 0-100.00 ppm sensor\/transmitter with j-box PART# 66-6195-10","offer_id":46904446222488,"sku":null,"price":3030.5,"currency_code":"USD","in_stock":true},{"title":"VOC Pro 911.7 eV PID) 0-100 ppm sensor\/transmitter with j-box PART# 66-6194-10","offer_id":46904446255256,"sku":null,"price":3553.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/VOC_Pro-Image.jpg?v=1755537946"},{"product_id":"rki-voc-pro-pid-series-explosion-proof-transmitter-without-relays-class-i-div-1-copy","title":"RKI Air Alert Stand-Alone Non-Explosion Proof Transmitter","description":"\u003ch2\u003eRKI Air Alert Stand-Alone Non-Explosion Proof Transmitter\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eThe RKI Air Alert series ambient air toxic gas detector is a versatile assembly that uses an electrochemical, infrared or PID sensor element to detect a variety of gases. 4-20 mA analog and RS-485 Modbus outputs available. 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Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe Air Alert represents the latest leading edge technology in fixed gas detection today.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOrdering Information: Includes AC power, 2 relays\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStand alone transmitter\u003c\/li\u003e\n\u003cli\u003e115-240 VAC power cord and cable grip standard\u003c\/li\u003e\n\u003cli\u003eAC version available and comes with power cord and cable grip\u003c\/li\u003e\n\u003cli\u003e2 relays\u003c\/li\u003e\n\u003cli\u003eAlarm buzzer or LED's NOT 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In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and it’s menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1GP detector head\/LEL 0-100% catalytic type\/replace XXX with specified gas PART# SD-1GP-XXX","offer_id":46907710832792,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"SD-1GP detector head\/Acrylonitrile (ACN) 0-100% LEL PART# SD-1GP-ACN","offer_id":46907710865560,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"SD-1GP detector head\/Methane (CH4) 0-100% LEL PART# SD-1GP-CH4","offer_id":46907710898328,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"SD-1GP detector head\/Hydrogen (H2) 0-100% LEL PART# SD-1GP-H2","offer_id":46907710931096,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1RI.jpg?v=1755624221"},{"product_id":"rki-sd-1-gp-explosion-proof-transmitter-lel-catalytic-4-20ma-transmitter-copy","title":"RKI SD-1 RI Explosion Proof Transmitter LEL Infrared, 4-20mA Transmitter","description":"\u003ch2\u003eRKI SD-1 RI Explosion Proof Transmitter LEL Infrared, 4-20mA Transmitter\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1DRI-AS detector head \/ Isopropyl Alcohol (IPA) 0-100% LEL \/ air aspirator type PART# SD-1DRI-AS-IPA","offer_id":46907733606552,"sku":null,"price":4132.5,"currency_code":"USD","in_stock":true},{"title":"SD-1DRI detector head \/ Isobutane (C4H10) 0-100% LEL with sample adapter (flow through chamber) PART# SD-1DRI-IC4H10","offer_id":46907739799704,"sku":null,"price":1643.5,"currency_code":"USD","in_stock":true},{"title":"SD-1DRI detector head \/ Methane (CH4) 0-100% LEL with sample adapter (flow through chamber) PART# SD-1DRI-CH4","offer_id":46907739832472,"sku":null,"price":1643.5,"currency_code":"USD","in_stock":true},{"title":"SD-1RI detector head \/ Carbon Dioxide (CO2) 0-10000 ppm infrared type PART# SD-1RI-CO2-02","offer_id":46907739865240,"sku":null,"price":1396.5,"currency_code":"USD","in_stock":true},{"title":"SD-1RI detector head \/ Cabron Dioxide (CO2) 0-20% vol infrared type PART# SD-1RI-CO2-04","offer_id":46907739898008,"sku":null,"price":1396.5,"currency_code":"USD","in_stock":true},{"title":"SD-1RI detector head \/ LEL infrared type \/ Replace XXX with specified gas PART# SD-1RI-XXX","offer_id":46907739930776,"sku":null,"price":1396.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1RI.jpg?v=1755624221"},{"product_id":"rki-sd-1-ri-explosion-proof-transmitter-lel-infrared-4-20ma-transmitter-copy","title":"RKI SD-1 GH Explosion Proof Transmitter Semiconductor, 4-20mA Transmitter","description":"\u003ch2\u003eSD-1 GH Explosion Proof Transmitter Semiconductor, 4-20mA Transmitter\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1GH detector head \/ semiconductor type \/ replace XXX with specified gas PART# SD-1GH-XXX","offer_id":46907743961240,"sku":null,"price":992.75,"currency_code":"USD","in_stock":true},{"title":"SD-1GH detector head \/ Acrylonitrile (ACN) 0-100 ppm PART# SD-1GH-ACN","offer_id":46907743994008,"sku":null,"price":992.75,"currency_code":"USD","in_stock":true},{"title":"SD-1GH detector head \/ Ethylene Oxide (C2H4O) 0-1000 ppm with SG-8521 PART# SD-1GH-EO-1K","offer_id":46907744026776,"sku":null,"price":992.75,"currency_code":"USD","in_stock":true},{"title":"SD-1GH detector head \/ Hexane (C4H10) 0-500 ppm with sample adapter (flow through chamber) PART# SD-1DGH-H500","offer_id":46907744059544,"sku":null,"price":1539.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1GH.jpg?v=1755626675"},{"product_id":"rki-sd-1-gh-explosion-proof-transmitter-semiconductor-4-20ma-transmitter-copy","title":"RKI SD-1 EC Explosion Proof Transmitter Electrochemical, 4-20mA Transmitter","description":"\u003ch2\u003eRKI SD-1 EC Explosion Proof Transmitter Electrochemical, 4-20mA Transmitter\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1EC detector head \/ Cabron Monoxide (CO) 0-75 ppm PART# SD-1EC-CO-75","offer_id":46907748319384,"sku":null,"price":1292.0,"currency_code":"USD","in_stock":true},{"title":"SD-1EC detector head \/ Hydrogen Sulfide (H2S) 0-30 ppm PART# SD-1EC-H2S-30","offer_id":46907748352152,"sku":null,"price":1292.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1EC.jpg?v=1755627141"},{"product_id":"rki-sd-1-ec-explosion-proof-transmitter-electrochemical-4-20ma-transmitter-copy","title":"RKI SD-1 OX Explosion Proof Transmitter Oxygen, 4-20mA Transmitter","description":"\u003ch2\u003eRKI SD-1 OX Explosion Proof Transmitter Oxygen, 4-20mA Transmitter\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1OX detector head \/ Oxygen (O2) 0-25% vol PART# SD-1OX","offer_id":46907756249240,"sku":null,"price":1192.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-10X.jpg?v=1755627355"},{"product_id":"rki-sd-1-ox-explosion-proof-transmitter-oxygen-4-20ma-transmitter-copy","title":"RKI SD-1 GP Explosion Proof Transmitter LEL Catalytic - HART Communication (no relay)","description":"\u003ch2\u003eRKI SD-1 GP Explosion Proof Transmitter LEL Catalytic - HART Communication (no relay)\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1GP detector head \/ Methane (CH4) PART# SD-1GP-CH4-H","offer_id":46909610655896,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true},{"title":"SD-1GP detector head \/ Hydrogen (H2) PART# SD-1GP-H2-H","offer_id":46909613146264,"sku":null,"price":845.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1RI_1.jpg?v=1755697886"},{"product_id":"rki-sd-1-gp-explosion-proof-transmitter-lel-catalytic-hart-communication-no-relay-copy","title":"RKI SD-1 RI Explosion Proof Transmitter LEL Infrared - HART Communication (no relay)","description":"\u003ch2\u003eRKI SD-1 RI Explosion Proof Transmitter LEL Infrared - HART Communication (no relay)\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1DRI detector head LEL 0-100% infrared type with sample adapter hardware (flow through chamber) Replace XXX with specified gas PART# SD-1DRI-XXX-H","offer_id":46909620519064,"sku":null,"price":1643.5,"currency_code":"USD","in_stock":true},{"title":"SD-1DRI detector head LEL 0-100% infrared type with air aspirator hardware \/ Replace XXX with specified gas PART# SD-1DRIAS-XXX-H","offer_id":46909620551832,"sku":null,"price":4132.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1RI_1.jpg?v=1755697886"},{"product_id":"rki-sd-1-ri-explosion-proof-transmitter-lel-infrared-hart-communication-no-relay-copy","title":"RKI SD-1 GH Explosion Proof Transmitter Semiconductor - HART Communication (no relay)","description":"\u003ch2\u003eRKI SD-1 GH Explosion Proof Transmitter Semiconductor - HART Communication (no relay)\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1GH detector head \/ replace XXX with specified gas type PART# SD-1GH-XXX-H","offer_id":46909709484184,"sku":null,"price":992.75,"currency_code":"USD","in_stock":true},{"title":"SD-1GH detector head Hexane (C4H100 0-500 ppm with sample detector (flow through chamber) PART# SD-1DGH-H500-H","offer_id":46909767024792,"sku":null,"price":1539.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1GH_9a086bc7-84c3-4a6f-aa25-f5b7b885f451.jpg?v=1755698384"},{"product_id":"rki-sd-1-gh-explosion-proof-transmitter-semiconductor-hart-communication-no-relay-copy","title":"RKI SD-1 EC Explosion Proof Transmitter Electrochemical - HART Communication (no relay)","description":"\u003ch2\u003eRKI SD-1 EC Explosion Proof Transmitter Electrochemical - HART Communication (no relay)\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1EC detector head Hydrogen Sulfide (H2S) 0-30 ppm PART# SD-1EC-H2S-H","offer_id":46909799989400,"sku":null,"price":1292.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1EC_a0a27dbb-d921-4e07-93dc-6bd18a824a80.jpg?v=1755698647"},{"product_id":"rki-sd-1-ec-explosion-proof-transmitter-electrochemical-hart-communication-no-relay-copy","title":"RKI SD-1 OX Explosion Proof Transmitter Oxygen - HART Communication (no relay)","description":"\u003ch2\u003eRKI SD-1 OX Explosion Proof Transmitter Oxygen - HART Communication (no relay)\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1OX detector head Oxygen (O2) 0-25% vol PART# SD-1OX-H","offer_id":46909873356952,"sku":null,"price":1192.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-10X_535615b1-f2fc-4582-93a0-669e64fe6dcb.jpg?v=1755698886"},{"product_id":"rki-sd-1-ox-explosion-proof-transmitter-oxygen-hart-communication-no-relay-copy","title":"RKI SD-1 RI Explosion Proof Transmitter LEL Infrared - HART \u0026 SIL2 (no relay)","description":"\u003ch2\u003eRKI SD-1 RI Explosion Proof Transmitter LEL Infrared - HART \u0026amp; SIL2 (no relay)\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1RI detector head \/ Replace XXX with specified gas PART# SD-1RI-XXX-HS","offer_id":46910069047448,"sku":null,"price":1396.5,"currency_code":"USD","in_stock":true},{"title":"SD-1RI detector head \/ LEL 0-100% w\/ sample adapter hardware (flow through chamber \/ Replace XXX with specified gas PART# SD-1DRI-XXX-HS","offer_id":46910265524376,"sku":null,"price":1643.5,"currency_code":"USD","in_stock":true},{"title":"SD-1RI detector head \/ LEL 0-100% w\/ air aspirator \/ Replace XXX with specified gas PART# SD-1DRIAS-XXXHS","offer_id":46910265557144,"sku":null,"price":4132.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1RI_1_858ae645-61f3-4f1b-ab49-5b4b783ac0b0.jpg?v=1755699017"},{"product_id":"rki-sd-1-ri-explosion-proof-transmitter-lel-infrared-hart-sil2-no-relay-copy","title":"RKI SD-1 EC Explosion Proof Transmitter Electrochemical - HART \u0026 SIL2 (no relay)","description":"\u003ch2\u003eRKI SD-1 EC Explosion Proof Transmitter Electrochemical - HART \u0026amp; SIL2 (no relay)\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1EC detector head Carbon Monoxide (CO) 0-75 ppm PART# SD-1EC-CO-HS","offer_id":46910297473176,"sku":null,"price":1292.0,"currency_code":"USD","in_stock":true},{"title":"SD-1EC detector head Hydrogen Sulfide (H2S) 0-30 ppm PART# SD-1EC-H2S-HS","offer_id":46910297505944,"sku":null,"price":1292.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-1EC_9ef58576-7c74-4653-b89e-11ac5548689f.jpg?v=1755699317"},{"product_id":"rki-sd-1-ec-explosion-proof-transmitter-electrochemical-hart-sil2-no-relay-copy","title":"RKI SD-1 OX Explosion Proof Transmitter Oxygen - HART \u0026 SIL2 (no relay)","description":"\u003ch2\u003eRKI SD-1 OX Explosion Proof Transmitter Oxygen - HART \u0026amp; SIL2 (no relay)\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRKI Instrument’s model SD-1 Series smart combustible gas, toxic gas, oxygen, and organic vapor detector\/transmitter is a robust and reliable explosion proof design for detecting LEL and ppm levels of hazardous atmospheres. In addition to measuring the common %LEL levels of methane, hexane and\u003cbr\u003eisobutane, for example, the SD-1 Series also has the capability of measuring a wide variety of toxic organic compounds in a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003ePPM range such as acrylonitrile, ethylene oxide, n-methyl\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003e\u003cem\u003epyrolidone, methylene chloride and many others.\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003eThis gives the SD-1 Series a unique niche in RKI’s gas detector line-up. The SD-1 has an ATEX\/IECEX approval for the explosion class ExdIICT5 and has an IP-65\/67 ingress protection rating.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe SD-1 has a 4-20mA signal output as well as relay contacts for interfacing with other control systems or monitoring facilities.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAll SD-1 types are also available with HART communication instead of 4-20mA relay. SIL2 is available for the IR, EC and OX types.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn facilitating non-intrusive conditions in hazardous atmospheres, the SD-1 can be calibrated and its menus navigated with magnetic switches and a magnetic key.\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eWide range of detectable gases\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, catalytic\u003c\/li\u003e\n\u003cli class=\"p1\"\u003e% LEL Combustibles, IR\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eH2S, CO, \u0026amp; O2\u003c\/li\u003e\n\u003cli class=\"p1\"\u003ePPM for acrylonitrile, ethylene oxide, n-methyl pyrolidone, methylene chloride, and many others\u003c\/li\u003e\n\u003cli\u003eSensor types include\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eCatalytic, Galvanic Cell, MOS, IR, \u0026amp; Electrochemical\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s2\"\u003eDirect digital display of gas readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eHART communication protocol\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"p1\"\u003eHART over 4-20mA or 4-20mA linear output\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eAvailable with SIL2 approval\u003cspan\u003e \u003c\/span\u003e\u003cem\u003e(IR, EC, OX versions)\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eEasy maintenance using a magnetic key\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eSelf-diagnosis by microprocessor\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\u003cspan class=\"s2\"\u003eLow power operation (Maximum: 3W) \u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"li1\"\u003e\n\u003cspan class=\"s2\"\u003eExplosion proof: ATEX, IECEx, ExdIICT5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"SD-1OX detector head OXYGEN (O2) 0-25% vol PART# SD-1OX-HS","offer_id":46910364516504,"sku":null,"price":1192.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/SD-10X_c83a4032-01a5-4b6d-9050-6c6fa3242272.jpg?v=1755699506"},{"product_id":"rki-sd-1-ox-explosion-proof-transmitter-oxygen-hart-sil2-no-relay-copy","title":"RKI GD-70D Sample Drawing Sensor \/ Transmitter For Toxic Gases","description":"\u003ch2\u003eRKI GD-70D Sample Drawing Sensor \/ Transmitter For Toxic Gases\u003c\/h2\u003e\n\u003cp\u003eThe new Model GD-70D smart gas detection transmitter series sets a new standard for performance, flexibility, and versatility. The GD-70D sample-draw transmitter offers an array of sensor technologies unmatched in the industry, including unique offerings, such as our hydrogen-specific or LEL versions.\u003c\/p\u003e\n\u003cp\u003eThe long life high capacity pump and wide variety of sensing elements are replaceable in a few seconds, with no tools required! The smart sensors retain all calibration and sensor-specific data in non-volatile memory, so sensors can be hot-swapped in the field with no programming required. The sensors also retain calibration information, which means they can be conveniently calibrated separate from the transmitter, avoiding transport of calibration gases to the field location. The GD-70D firmware automatically corrects for long-term zero and span “drift” minimizing maintenance and maximizing reliability.\u003c\/p\u003e\n\u003cp\u003eVaporized hydrogen peroxide gas detection (VHP) in fumigation disinfection of medical facilities, pharmaceutical environments, including cleanrooms, production filling lines, and chemical fogging for the food industry.\u003c\/p\u003e\n\u003cp\u003eThe GD-70D can be used as a stand-alone device, offering a number of communication protocols to existing PLC systems, or can be integrated with RKI’s Beacon series of single and multi-channel controllers.\u003c\/p\u003e\n\u003cp\u003eAll GD-70D transmitters include a large, easy to read integral LCD display, tri-color bar graph for visual notification of alarm status, programmable low and high alarm relays, and fault relay. Pump flow is self-tuning for maintenance-free operation. Because all GD-70D base units are identical, sensors can be interchanged with no programming or tools required, resulting in maximum flexibility to the user.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e4-20 mA Output Standard (specify when Ethernet output is needed)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor combustibles, O2, and a wide range of toxics\u003c\/li\u003e\n\u003cli\u003eMonitor vaporized hydrogen peroxide (VHP) fumigation and disinfection\u003c\/li\u003e\n\u003cli\u003ePlug and play smart sensors retain calibration and sensor data\u003c\/li\u003e\n\u003cli\u003eCommon platform (Main unit \/ Sensor \/ Pump) for all detection methods\u003c\/li\u003e\n\u003cli\u003eUniversal main unit (all sensor types)\u003c\/li\u003e\n\u003cli\u003eMultifunctional sensor unit (New Intelligent sensor)\u003c\/li\u003e\n\u003cli\u003eNo internal tubing (main unit) \/ No coil (pump)\u003c\/li\u003e\n\u003cli\u003eFront access, no tool required, easy sensor and pump replacement\u003c\/li\u003e\n\u003cli\u003eLarge size LCD screen\u003c\/li\u003e\n\u003cli\u003eVarious communication methods available (4-20mA, NT and PoE)\u003c\/li\u003e\n\u003cli\u003eMinimal maintenance cost through enhanced troubleshooting firmware functions\u003c\/li\u003e\n\u003cli\u003eSmall mounting space\u003c\/li\u003e\n\u003cli\u003eEnvironmentally friendly\u003c\/li\u003e\n\u003cli\u003eWide variety of sensors available\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWith ethernet and 4-20 mA outputs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"for Methane (CH4) 0-100% LEL PART# GD-70DEA-LELCH4","offer_id":46910643372184,"sku":null,"price":1491.5,"currency_code":"USD","in_stock":true},{"title":"for Hydrogen (H2) 0-100% LEL PART# GD-70DEA-LEL-H2","offer_id":46910902534296,"sku":null,"price":1491.5,"currency_code":"USD","in_stock":true},{"title":"with Metal Oxide Sensor (specify gas \u0026 range) PART# GD-70DEA-MX-XXX","offer_id":46910902567064,"sku":null,"price":1596.0,"currency_code":"USD","in_stock":true},{"title":"for Oxygen (O2) 0-25% Vol w\/ EC sensor PART# GD-70DEA-OXY-EC","offer_id":46910902599832,"sku":null,"price":1691.0,"currency_code":"USD","in_stock":true},{"title":"for Nitrous Oxide (N2O) 0-500 ppm PART# GD-70DEA-IRU-N2O","offer_id":46910902632600,"sku":null,"price":3790.5,"currency_code":"USD","in_stock":true},{"title":"Toxic gas monitor (replace XXX with specified gas) PART# GD-70DEA-XXX","offer_id":46910902665368,"sku":null,"price":1596.0,"currency_code":"USD","in_stock":true},{"title":"Toxic gas monitor with pyrolyzer (replace XXX with specified gas) PART# GD-70DPEA-XXX","offer_id":46910902698136,"sku":null,"price":2536.5,"currency_code":"USD","in_stock":true},{"title":"Toxic gas monitor without sensor PART# GD-70DEA-NS","offer_id":46910902730904,"sku":null,"price":1092.5,"currency_code":"USD","in_stock":true},{"title":"Pyrolyzer unit only for GD-70D PART# PLU-70","offer_id":46910902763672,"sku":null,"price":950.0,"currency_code":"USD","in_stock":true},{"title":"for Hexafluorobutadiene (C4F6) 0-5.00 ppm PART# TP-70DG2-C4F6","offer_id":46910902796440,"sku":null,"price":8170.0,"currency_code":"USD","in_stock":true},{"title":"for Octafluorocyclopentene (C5F8) 0-5 ppm PART# TP-70DG2-C5F8","offer_id":46910902829208,"sku":null,"price":8170.0,"currency_code":"USD","in_stock":true},{"title":"for Carbonyl Sulfide (COS) 0-15 ppm PART# TP-70DG2-COS","offer_id":46910902861976,"sku":null,"price":8170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/gd70d_transmitter.jpg?v=1755700289"},{"product_id":"rki-gd-70d-sample-drawing-sensor-transmitter-for-toxic-gases-copy","title":"RKI GD-70D Sample Drawing Sensor \/ Transmitter with NEMA 4X Enclosure","description":"\u003ch2\u003eRKI GD-70D Sample Drawing Sensor \/ Transmitter with NEMA 4X Enclosure\u003c\/h2\u003e\n\u003cp\u003eThe new Model GD-70D smart gas detection transmitter series sets a new standard for performance, flexibility, and versatility. The GD-70D sample-draw transmitter offers an array of sensor technologies unmatched in the industry, including unique offerings, such as our hydrogen-specific or LEL versions.\u003c\/p\u003e\n\u003cp\u003eThe long life high capacity pump and wide variety of sensing elements are replaceable in a few seconds, with no tools required! The smart sensors retain all calibration and sensor-specific data in non-volatile memory, so sensors can be hot-swapped in the field with no programming required. The sensors also retain calibration information, which means they can be conveniently calibrated separate from the transmitter, avoiding transport of calibration gases to the field location. The GD-70D firmware automatically corrects for long-term zero and span “drift” minimizing maintenance and maximizing reliability.\u003c\/p\u003e\n\u003cp\u003eVaporized hydrogen peroxide gas detection (VHP) in fumigation disinfection of medical facilities, pharmaceutical environments, including cleanrooms, production filling lines, and chemical fogging for the food industry.\u003c\/p\u003e\n\u003cp\u003eThe GD-70D can be used as a stand-alone device, offering a number of communication protocols to existing PLC systems, or can be integrated with RKI’s Beacon series of single and multi-channel controllers.\u003c\/p\u003e\n\u003cp\u003eAll GD-70D transmitters include a large, easy to read integral LCD display, tri-color bar graph for visual notification of alarm status, programmable low and high alarm relays, and fault relay. Pump flow is self-tuning for maintenance-free operation. Because all GD-70D base units are identical, sensors can be interchanged with no programming or tools required, resulting in maximum flexibility to the user.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e4-20 mA Output Standard (specify when Ethernet output is needed)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor combustibles, O2, and a wide range of toxics\u003c\/li\u003e\n\u003cli\u003eMonitor vaporized hydrogen peroxide (VHP) fumigation and disinfection\u003c\/li\u003e\n\u003cli\u003ePlug and play smart sensors retain calibration and sensor data\u003c\/li\u003e\n\u003cli\u003eCommon platform (Main unit \/ Sensor \/ Pump) for all detection methods\u003c\/li\u003e\n\u003cli\u003eUniversal main unit (all sensor types)\u003c\/li\u003e\n\u003cli\u003eMultifunctional sensor unit (New Intelligent sensor)\u003c\/li\u003e\n\u003cli\u003eNo internal tubing (main unit) \/ No coil (pump)\u003c\/li\u003e\n\u003cli\u003eFront access, no tool required, easy sensor and pump replacement\u003c\/li\u003e\n\u003cli\u003eLarge size LCD screen\u003c\/li\u003e\n\u003cli\u003eVarious communication methods available (4-20mA, NT and PoE)\u003c\/li\u003e\n\u003cli\u003eMinimal maintenance cost through enhanced troubleshooting firmware functions\u003c\/li\u003e\n\u003cli\u003eSmall mounting space\u003c\/li\u003e\n\u003cli\u003eEnvironmentally friendly\u003c\/li\u003e\n\u003cli\u003eWide variety of sensors available\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Smart Transmitter for Methane 0-100% LEL in NEMA 4X Housing PART# GD-70DEA4X-LCH4","offer_id":46911005163672,"sku":null,"price":2289.5,"currency_code":"USD","in_stock":true},{"title":"Smart Transmitter for Hydrogen 0-2% vol in NEMA 4X housing PART# GD70DEA4XLH220K","offer_id":46911005196440,"sku":null,"price":2289.5,"currency_code":"USD","in_stock":true},{"title":"Smart Transmitter for Oxygen 0-25% vol w\/ EC sensor in NEMA 4X housing PART# GD-70DEA4XOXYEC","offer_id":46911005229208,"sku":null,"price":2489.0,"currency_code":"USD","in_stock":true},{"title":"Smart Transmitter\/Toxic gas monitor in NEMA 4X housing (XXX denotes the gas) PART# GD-70DEA4X-XXX","offer_id":46911005261976,"sku":null,"price":2394.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/41b7f9bff2813859cd8af15e8ba3cdac8290ea82_GD_70D_NEMA_4X_strobe_600x600compressed__05939.1714162389.1280.1280_grande_eb2b6db3-f442-4a5b-8fb0-9abea4f7c3dc.webp?v=1755701380"},{"product_id":"rki-gd-70d-sample-drawing-sensor-transmitter-with-nema-4x-enclosure-copy","title":"RKI GD-70D with NEMA 4X \u0026 Power Supply Versions","description":"\u003ch2\u003eRKI GD-70D with NEMA 4X \u0026amp; Power Supply Versions\u003c\/h2\u003e\n\u003cp\u003eThe new Model GD-70D smart gas detection transmitter series sets a new standard for performance, flexibility, and versatility. The GD-70D sample-draw transmitter offers an array of sensor technologies unmatched in the industry, including unique offerings, such as our hydrogen-specific or LEL versions.\u003c\/p\u003e\n\u003cp\u003eThe long life high capacity pump and wide variety of sensing elements are replaceable in a few seconds, with no tools required! The smart sensors retain all calibration and sensor-specific data in non-volatile memory, so sensors can be hot-swapped in the field with no programming required. The sensors also retain calibration information, which means they can be conveniently calibrated separate from the transmitter, avoiding transport of calibration gases to the field location. The GD-70D firmware automatically corrects for long-term zero and span “drift” minimizing maintenance and maximizing reliability.\u003c\/p\u003e\n\u003cp\u003eVaporized hydrogen peroxide gas detection (VHP) in fumigation disinfection of medical facilities, pharmaceutical environments, including cleanrooms, production filling lines, and chemical fogging for the food industry.\u003c\/p\u003e\n\u003cp\u003eThe GD-70D can be used as a stand-alone device, offering a number of communication protocols to existing PLC systems, or can be integrated with RKI’s Beacon series of single and multi-channel controllers.\u003c\/p\u003e\n\u003cp\u003eAll GD-70D transmitters include a large, easy to read integral LCD display, tri-color bar graph for visual notification of alarm status, programmable low and high alarm relays, and fault relay. Pump flow is self-tuning for maintenance-free operation. Because all GD-70D base units are identical, sensors can be interchanged with no programming or tools required, resulting in maximum flexibility to the user.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e4-20 mA Output Standard (specify when Ethernet output is needed)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor combustibles, O2, and a wide range of toxics\u003c\/li\u003e\n\u003cli\u003eMonitor vaporized hydrogen peroxide (VHP) fumigation and disinfection\u003c\/li\u003e\n\u003cli\u003ePlug and play smart sensors retain calibration and sensor data\u003c\/li\u003e\n\u003cli\u003eCommon platform (Main unit \/ Sensor \/ Pump) for all detection methods\u003c\/li\u003e\n\u003cli\u003eUniversal main unit (all sensor types)\u003c\/li\u003e\n\u003cli\u003eMultifunctional sensor unit (New Intelligent sensor)\u003c\/li\u003e\n\u003cli\u003eNo internal tubing (main unit) \/ No coil (pump)\u003c\/li\u003e\n\u003cli\u003eFront access, no tool required, easy sensor and pump replacement\u003c\/li\u003e\n\u003cli\u003eLarge size LCD screen\u003c\/li\u003e\n\u003cli\u003eVarious communication methods available (4-20mA, NT and PoE)\u003c\/li\u003e\n\u003cli\u003eMinimal maintenance cost through enhanced troubleshooting firmware functions\u003c\/li\u003e\n\u003cli\u003eSmall mounting space\u003c\/li\u003e\n\u003cli\u003eEnvironmentally friendly\u003c\/li\u003e\n\u003cli\u003eWide variety of sensors available\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"Smart Transmitter for Methane 0-100% LEL with 115\/220 VAC in NEMA 4X housing PART# GD-70DEA4A-LCH4","offer_id":46911043567768,"sku":null,"price":2389.25,"currency_code":"USD","in_stock":true},{"title":"Smart Transmitter for Hydrogen 0-100% LEL with 115\/220 VAC in NEMA 4X housing PART# GD-70DEA4A-LH2","offer_id":46911084953752,"sku":null,"price":2389.25,"currency_code":"USD","in_stock":true},{"title":"Smart Transmitter for Oxygen 0-25% vol 110\/220 VAC w\/ EC sensor in NEMA 4X housing PART# GD-70DEA4AOXYEC","offer_id":46911084986520,"sku":null,"price":2588.75,"currency_code":"USD","in_stock":true},{"title":"Smart Transmitter\/Toxic gas monitor with 110\/220 in NEMA 4X housing (XXX denotes the gas) PART# GD-70DEA4A-XXX","offer_id":46911085019288,"sku":null,"price":2493.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/41b7f9bff2813859cd8af15e8ba3cdac8290ea82_GD_70D_NEMA_4X_strobe_600x600compressed__05939.1714162389.1280.1280_grande_eb2b6db3-f442-4a5b-8fb0-9abea4f7c3dc.webp?v=1755701380"},{"product_id":"rki-gd-70d-with-nema-4x-power-supply-versions-copy","title":"RKI GD-70D with NEMA 4X \u0026 Strobe Versions","description":"\u003ch2\u003eRKI GD-70D with NEMA 4X \u0026amp; Strobe Versions\u003c\/h2\u003e\n\u003cp\u003eThe new Model GD-70D smart gas detection transmitter series sets a new standard for performance, flexibility, and versatility. The GD-70D sample-draw transmitter offers an array of sensor technologies unmatched in the industry, including unique offerings, such as our hydrogen-specific or LEL versions.\u003c\/p\u003e\n\u003cp\u003eThe long life high capacity pump and wide variety of sensing elements are replaceable in a few seconds, with no tools required! The smart sensors retain all calibration and sensor-specific data in non-volatile memory, so sensors can be hot-swapped in the field with no programming required. The sensors also retain calibration information, which means they can be conveniently calibrated separate from the transmitter, avoiding transport of calibration gases to the field location. The GD-70D firmware automatically corrects for long-term zero and span “drift” minimizing maintenance and maximizing reliability.\u003c\/p\u003e\n\u003cp\u003eVaporized hydrogen peroxide gas detection (VHP) in fumigation disinfection of medical facilities, pharmaceutical environments, including cleanrooms, production filling lines, and chemical fogging for the food industry.\u003c\/p\u003e\n\u003cp\u003eThe GD-70D can be used as a stand-alone device, offering a number of communication protocols to existing PLC systems, or can be integrated with RKI’s Beacon series of single and multi-channel controllers.\u003c\/p\u003e\n\u003cp\u003eAll GD-70D transmitters include a large, easy to read integral LCD display, tri-color bar graph for visual notification of alarm status, programmable low and high alarm relays, and fault relay. Pump flow is self-tuning for maintenance-free operation. Because all GD-70D base units are identical, sensors can be interchanged with no programming or tools required, resulting in maximum flexibility to the user.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e4-20 mA Output Standard (specify when Ethernet output is needed)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor combustibles, O2, and a wide range of toxics\u003c\/li\u003e\n\u003cli\u003eMonitor vaporized hydrogen peroxide (VHP) fumigation and disinfection\u003c\/li\u003e\n\u003cli\u003ePlug and play smart sensors retain calibration and sensor data\u003c\/li\u003e\n\u003cli\u003eCommon platform (Main unit \/ Sensor \/ Pump) for all detection methods\u003c\/li\u003e\n\u003cli\u003eUniversal main unit (all sensor types)\u003c\/li\u003e\n\u003cli\u003eMultifunctional sensor unit (New Intelligent sensor)\u003c\/li\u003e\n\u003cli\u003eNo internal tubing (main unit) \/ No coil (pump)\u003c\/li\u003e\n\u003cli\u003eFront access, no tool required, easy sensor and pump replacement\u003c\/li\u003e\n\u003cli\u003eLarge size LCD screen\u003c\/li\u003e\n\u003cli\u003eVarious communication methods available (4-20mA, NT and PoE)\u003c\/li\u003e\n\u003cli\u003eMinimal maintenance cost through enhanced troubleshooting firmware functions\u003c\/li\u003e\n\u003cli\u003eSmall mounting space\u003c\/li\u003e\n\u003cli\u003eEnvironmentally friendly\u003c\/li\u003e\n\u003cli\u003eWide variety of sensors available\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"for Methane 0-100% LEL PART# GD-70DEA4S-LCH4","offer_id":46911088656536,"sku":null,"price":2489.0,"currency_code":"USD","in_stock":true},{"title":"for Hydrogen 0-100% LEL PART# GD-70DEA4S-LH2","offer_id":46911097110680,"sku":null,"price":2489.0,"currency_code":"USD","in_stock":true},{"title":"for Oxygen 0-25% vol with EC sensor PART# GD-70DEA4SOXYEC","offer_id":46911097143448,"sku":null,"price":2688.5,"currency_code":"USD","in_stock":true},{"title":"Toxic gas monitor (XXX denotes the gas) PART# GD-70DEA4S-XXX","offer_id":46911097176216,"sku":null,"price":2593.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/41b7f9bff2813859cd8af15e8ba3cdac8290ea82_GD_70D_NEMA_4X_strobe_600x600compressed__05939.1714162389.1280.1280_grande_eb2b6db3-f442-4a5b-8fb0-9abea4f7c3dc.webp?v=1755701380"},{"product_id":"rki-gd-70d-with-nema-4x-strobe-versions-copy","title":"RKI GD-70D with NEMA 4X, Horn, Strobe \u0026 Power Supply Versions","description":"\u003ch2\u003eRKI GD-70D with NEMA 4X, Horn, Strobe \u0026amp; Power Supply Versions\u003c\/h2\u003e\n\u003cp\u003eThe new Model GD-70D smart gas detection transmitter series sets a new standard for performance, flexibility, and versatility. The GD-70D sample-draw transmitter offers an array of sensor technologies unmatched in the industry, including unique offerings, such as our hydrogen-specific or LEL versions.\u003c\/p\u003e\n\u003cp\u003eThe long life high capacity pump and wide variety of sensing elements are replaceable in a few seconds, with no tools required! The smart sensors retain all calibration and sensor-specific data in non-volatile memory, so sensors can be hot-swapped in the field with no programming required. The sensors also retain calibration information, which means they can be conveniently calibrated separate from the transmitter, avoiding transport of calibration gases to the field location. The GD-70D firmware automatically corrects for long-term zero and span “drift” minimizing maintenance and maximizing reliability.\u003c\/p\u003e\n\u003cp\u003eVaporized hydrogen peroxide gas detection (VHP) in fumigation disinfection of medical facilities, pharmaceutical environments, including cleanrooms, production filling lines, and chemical fogging for the food industry.\u003c\/p\u003e\n\u003cp\u003eThe GD-70D can be used as a stand-alone device, offering a number of communication protocols to existing PLC systems, or can be integrated with RKI’s Beacon series of single and multi-channel controllers.\u003c\/p\u003e\n\u003cp\u003eAll GD-70D transmitters include a large, easy to read integral LCD display, tri-color bar graph for visual notification of alarm status, programmable low and high alarm relays, and fault relay. Pump flow is self-tuning for maintenance-free operation. Because all GD-70D base units are identical, sensors can be interchanged with no programming or tools required, resulting in maximum flexibility to the user.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e4-20 mA Output Standard (specify when Ethernet output is needed)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003carticle class=\"openSingle accordStyles is-open\"\u003e\n\u003cdiv class=\"beefup__body\"\u003e\n\u003cdiv class=\"maincopy\"\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor combustibles, O2, and a wide range of toxics\u003c\/li\u003e\n\u003cli\u003eMonitor vaporized hydrogen peroxide (VHP) fumigation and disinfection\u003c\/li\u003e\n\u003cli\u003ePlug and play smart sensors retain calibration and sensor data\u003c\/li\u003e\n\u003cli\u003eCommon platform (Main unit \/ Sensor \/ Pump) for all detection methods\u003c\/li\u003e\n\u003cli\u003eUniversal main unit (all sensor types)\u003c\/li\u003e\n\u003cli\u003eMultifunctional sensor unit (New Intelligent sensor)\u003c\/li\u003e\n\u003cli\u003eNo internal tubing (main unit) \/ No coil (pump)\u003c\/li\u003e\n\u003cli\u003eFront access, no tool required, easy sensor and pump replacement\u003c\/li\u003e\n\u003cli\u003eLarge size LCD screen\u003c\/li\u003e\n\u003cli\u003eVarious communication methods available (4-20mA, NT and PoE)\u003c\/li\u003e\n\u003cli\u003eMinimal maintenance cost through enhanced troubleshooting firmware functions\u003c\/li\u003e\n\u003cli\u003eSmall mounting space\u003c\/li\u003e\n\u003cli\u003eEnvironmentally friendly\u003c\/li\u003e\n\u003cli\u003eWide variety of sensors available\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e","brand":"RKI Instruments","offers":[{"title":"for Isobutane 0-100% LEL 115\/220 VAC PART# GD-70D4J-LISOB","offer_id":46911109562520,"sku":null,"price":2788.25,"currency_code":"USD","in_stock":true},{"title":"for Hydrogen 0-100% LEL 115\/220 VAC PART# GD-70D4J-LEL-H2","offer_id":46911109595288,"sku":null,"price":2788.25,"currency_code":"USD","in_stock":true},{"title":"for Oxygen 0-25% vol 115\/220 VAC with EC sensor PART# GD-70D4J-OXY-EC","offer_id":46911109628056,"sku":null,"price":2987.75,"currency_code":"USD","in_stock":true},{"title":"Toxic gas monitor 115\/220 VAC (XXX denotes the gas) PART# GD-70D4J-XXX","offer_id":46911109660824,"sku":null,"price":2892.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0331\/2300\/8647\/files\/41b7f9bff2813859cd8af15e8ba3cdac8290ea82_GD_70D_NEMA_4X_strobe_600x600compressed__05939.1714162389.1280.1280_grande_eb2b6db3-f442-4a5b-8fb0-9abea4f7c3dc.webp?v=1755701380"},{"product_id":"rki-gd-70d-with-nema-4x-horn-strobe-power-supply-versions-copy","title":"RKI GD-K88Ai Diffusion Sensor \/ Transmitter for Toxic Gases with Display","description":"\u003ch2\u003eRKI GD-K88Ai Diffusion Sensor \/ Transmitter for Toxic Gases with Display\u003c\/h2\u003e\n\u003cp\u003eThe GD-K88Ai is a diffusion style toxic gas detection transmitter ideally suited to meet a variety of toxic gas detection needs. 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