pecificati***:MeasuringobjectsNO2,NO,NOxinambientairPrincipleChemiluminescencemethodMeasuringrange0~0.1/0.2/0.5/1ppmSamplingflowrateabout0.8L/min.Lowerdetectablelimit1ppb(Measuringrange:0-1ppm)ZerodriftwithinÂ&plu***n;1ppb/day(Measuringrange:0-1ppm)SpandriftwithinÂ&plu***n;2%ofspangasconc./dayRepeatabilitywithinÂ&plu***n;1%ofspangasconc.LinearitywithinÂ&plu***n;2%FS.InterferenceLessthan4%(NOvalue)/H2O(25ûC,80%RH)Resp***etimewithin3minutes(T90)ItemsdisplayedMeasuringvalue,messageetc.Operationtemperature0to40ûOperationhumidity0to90%RHOutputforrecorderSerialoranalogDigitalinterfaceRS-232C,EthernetPowerrequirement100VAC(Standard),50/60HzPowerc***umptionmax.300VADimensi***430Wx220Hx400D(mm)Weightabout.16kg(withoutpump))