Gas analyser: Type CO, CO2, O2, H2; Rnge: CO, CO2=0-100%, 02=0-25%, H2=0-10%; Configurable and with interference compensation CO, CO2; Accuracy: >/= 1%, 80-264 VAC 60 HZ; Output signal: 4-20 MA, pressure: Normal 700MMH20, max 3000MMH20; Flow: 0,2-1L/Min