Gas deteced: Ex, CH4, O2, CO, H2S, H2, NH3, PH3, HF, CL2 etc.
Gas sensor: advanced British sensor
Detection principle: Electrochemical & Catalytic combustion & PID
Output signal: 4-20mA/RS485
Ex-proof grade: Ex d IIC T6
IP Grade: IP65
Display: without display
Dimensions: 165mm*140*78mm