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Water Vapour 1/b, 20 - 40 mg/L / 1 - 18 MG/L, (8101781)
Draeger

Water Vapour 1/b, 20 - 40 mg/L / 1 - 18 MG/L, (8101781)

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Water Vapour 1/b, 20 - 40 mg/L / 1 - 18 MG/L, Part # 8101781, 10 Tests 

Application Range

Standard Measuring Range: 20 to 40 mg/L / 1 to 18 mg/L

Number of Strokes n: 1 / 2

Time for Measurement: approx. 20 s / approx. 40 s

Standard Deviation: ± 15 to 20 %

Color Change: yellow š turquoise-blue

Ambient Operating Conditions

Temperature: 0 to 50 °C

Absolute Humidity: up to 100% r.h.

Condensation in the tube causes measurement errors. If high r.h. (in excess of 80%) is to be expected, the temperature of the tube should be at least 5 °C higher than ambient temperature. Given a r.h. below 80%, the temperature of the tube should be at least equal to the ambient temperature.

Reaction Principle

H2O + Mg(CIO4)2 š turquoise-blue reaction product

Cross Sensitivity

Acid gases are liable to cause plus errors. Basic gases are liable to cause minus errors.