Users Manual
Table Of Contents
Sensor Specifications
Gas Type Measuring Range Resolution Measuring Unit New Sensor Warm Up Time Working Temperature
CO 0~2000 ppm 1 ppm ppm, mg/m3, umol/mol 0.5h -40°C to +60°C
H2S 0~200 ppm 0.1 ppm ppm, mg/m3, umol/mol 0.5h -40°C to +60°C
O2 0~30% VOL 0.1% VOL %VOL 12h -40°C to +60°C
NDIR-CH4 0~100% LEL 1% LEL %LEL/%VOL -40°C to +60°C
SO2 0~150 ppm 0.1 ppm ppm, mg/m3, umol/mol 0.5h
-20°C to +50°C/ intermittent -40°C to
+55°C
Gas
Type
Default SPAN Value SPAN Value Range Calibration Flow Rate
CO 100 35~500 500ml/min
H2S 25 10~100 500ml/min
O2 18.0% 0~25% 500ml/min
NDIR-
CH4
50% 10~100% 500ml/min
SO2 20 10~100 500ml/min
Gas Type
Default
Low
Alarm
Low Alarm Setting
Range
Default High Alarm
High Alarm Setting
Range
Default TWA TWA Setting Range Default STEL STEL Setting Range
CO 35 10~2000 200 10~2000 35 0 (disable), 10~2000 50 0 (disable), 10~2000
H2S 10.0 1~200 15 1~200 10 0 (disable), 1~200 15 0 (disable), 1~200
SO2 2 0.5~150 5 0.5~150 0.5 0 (disable), 0.3~150 1 0 (disable), 0.3~150
O2 19.5% 0.5~20.2, 21.6~25% 23.0% 0.5~20.2, 21.6~25% N/A N/A N/A N/A
NDIR-CH4 10% 5~60% 20% 5~60% N/A N/A N/A N/A