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Measurement standard : CO、CO2、CH4、H2、O2、CnHm
Measuring method
CO, CO2, CH4, CnHm : NDIR
H2 : TCD thermal conductivity
O2 : ECD electrochemistry
Detection range
CO : 0~100ppm, 0~100%
CO2 : 0~10ppm, 0~100%
CH4 : 0~200ppm, 0~100%
H2 : 0～100%
O2: 0~25%
CnHm: 0~100ppm, 0~100%
Resolution ratio : ≤ ±0.01%
Accuracy:
CO、CO2、CH4、CnHm：≤ ±1%FS
H2、O2：≤ ±2%FS
Repeatability ≤1%
Flow: 0.7~ 1.2 L/min
Response time: T90＜25s（NDIR）
Working power: AC220V±10%，50HZ
Work environment: －5℃～+45℃；Humidity ≤ 90% RH
Sample gas flow: ExdIICT6 / Ex d e pz lIC T4 Gc
Signal transmission: RS485,4-20mA
