An Euro SCIOS span control set to periodically test flue gas analyzers for SCIOS purposes. The Flow on demand regulator provides exactly the right amount of gas for the flue gas analyzer, so no gas is lost.
EUROcan test gas cylinder 0.15% CO2 in N2 (accuracy 2%)
EUROcan Flow on demand regulator
1 meter Tygon tubing (hose)
plastic connector
Aluminum carrying case
External dimensions (W) x (D) x (H): 32 x 25 x 13 cm