Draeger 8103061 Water Vapor 20/a-P Detector Tubes (10 tests per box)

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 %
• Color Change: yellow → red-brown

Ambient Operating Conditions:

• Temperature: 0 to 40 °C
• 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.

Important Note: These tubes are only to be used with Draeger’s Aerotest Kits.