Dräger Water Vapour 20/a-P (for use with Aerotest HP/LP Simultan) 20-500 mg/m3

DrägerSKU: 8103061

Sale price£68.44


Dräger Tubes For Short Term Measurements: Water Vapor 20/a-P

Dräger Safety offer a massive range of short-term gas detection tubes for the measurement of various gases. This particular set of tubes is for (Water Vapor 20/a-P).

The tubes come in a pack of 1 tubes and have a shelf life of 2 years.

Application Range:

Use in Aerotest Alpha, MultiTest med. Int., Aerotest Simultaneous HP

Standard Measuring Range: 20 to 250 / 35 to 500 / 150 to 1500 mg H2O/m3
Test Volume: 40 L / 20 L
Flow Rate: 4 L / min
Time for Measurement: 10 min. / 5 min. / 2.5 min.
Standard Deviation: ± 15 to 20 %
Colour Change: yellow to red-brown

Ambient Operating Conditions:

Temperature: 0 to 40 °C
Absolute Humidity: cf. measuring range
Pressure: The tube may only be used for depressurized compressed air

Reaction Principle:

H2O + SeO2 + H2SO4 ~> reddish brown reaction product

Cross Sensitivity:

Alcohols and unsaturated hydrocarbons of high concentrations may cause a diffused discoloration of the indicating layer.



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