Hydrogen 0.5 %/a, 0.5 - 3.0 Vol.-%, (CH30901) Model 408M in the field or anywhere

in the field or anywhere you need it

Level Troll 400 Data Logger Specifications

Detector: Silicon photocell

Rugged Troll 200 Specifications

convenient lanyard keepers

Hydrogen 0.5 %/a, 0.5 - 3.0 Vol.-%, (CH30901) Model 408M in the field or anywhereHydrogen 0. 5 % a, 0. 5 3. 0 Vol. %, Part # CH30901, 10 Tests Application Range Standard Measuring Range: 0. 5 to 3. 0 vol. % Number of Strokes n: 5 Time for Measurement: approx. 1 min Standard Deviation: 10 to 15 % Color Change: yellow green pink Ambient Operating Conditions Temperature: 5 to 40 C Absolute Humidity: < 30 mg H2O L Reaction Principle a) H2 + 1 2 O2 H20 b) H2O + SeO2 + H2SO4 pink reaction product Cross Sensitivity Up to 1,000 ppm CO has