Gas parameter Measurement principle: Micro-flow ndir : so2, no, co, co2 Electrochemistry: o2 Measurement range : So2:0-2000ppm No: 0-2000ppm Co: 0-5000ppm Co2:0-25% O2: 0-25% Resolution: So2/no/co: 1ppm Co2/o2: 0.01% Precision: So2, no, co, co2 : 1%fs O2: 2%fs Temperature parameter Measurement principle: Ambient temperature:thermistor Flue gas temperature: thermocouple Range: Ambient temperature :-10-100íµ Flue gas temperature : -10-600íµ Resolution: Ambient temperature 1íµ Flue gas temperature 1íµ Precision: Ambient temperature ía1íµ Flue gas temperature ía2íµ Pressure parameter: Measurement principle: Diff. Pressure: silicon diff. Pressure chip Ambient pressure: silicon pressure chip Range: Diff. Pressure:-50hpa ...+50hpa Ambient pressure: 70kpa...120kpa Resolution: Diff. Pressure: 1pa Ambient pressure: 0.01kpar Precision: Diff. Pressure: ía2pa or 5%rel Ambient pressure: ía0.5 kpa or 2 % rel.