COSMOS KD-12C Hydrogen, Helium, CO2 Fixed Gas Detector (vol%; Thermal conductivity)

Target Gas:  Hydrogen, Helium, Carbon dioxide

Sensor type:  Thermal conductivity

Detection Range:  vol%

Power supply: 24 VDC (±20%)

Power consumption: 3W max

Repeatability:  F.S: ±5%

External Output: 

+ Gas concentration analog signal

 ・4-20mADC(common negarive with power supply)

+ Gas alarm contact (1st stage only)

 ・1a non-voltage contact output, non-latching

 ・HART communication protocol Rev. 7.5 (option) 

Approvals:  II 2 G Ex db IIC T5 Gb (ATEX); Ex db IIC T5 Gb (IECEx); Ex db IIC T5 (Janpan EX) IP65 rating

Temperature: -10 to +50 °C

Humidity:  10 to 90 %RH (0 to 50 °C)

Weight: Approx: 1.2kg

Datasheet