RS-MG41-1 Composite Multi-Gas Detector User Manual V1.0
Shandong Renke Control Technology Co., Ltd.
www.renkeer.com
20
Appendix Sensor Selection Table
Tested gas
Measuring
range
Selectable range
Resolution
Alarm point
Combustible EX
0-100%lel
0-100%vol(Infrared)
1%lel/1%vol
low
：
20high
：
50
O2
0-30%vol
0-30%vol
0.1%vol
low
：
19.5%high
：
23.5%vol
H2S
0-100ppm
0-50/200/1000ppm
0.1ppm
low
：
10 high
：
20 ppm
Carbon monoxide
CO
0- 1000ppm
0-500/2000/5000ppm
1ppm
low
：
50 high
：
150 ppm
CO2
0-5000ppm
0-1%/5%/10%vol
（
Infrared
）
1ppm/0.1%vol
low
：
1000 high 2000
Nitric oxide NO
0-250ppm
0-500/1000ppm
1ppm
low
：
50 high
：
150 ppm
NO2
0-20ppm
0-50/1000ppm
0.1ppm
Low: 5 High: 10 ppm
SO2
0-20ppm
0-50/1000ppm
0.1/1ppm
Low: 5 High: 10 ppm
CL2
0-20ppm
0-100/1000ppm
0.1ppm
Low: 5 High: 10 ppm
Hydrogen H2
0-1000ppm
0-5000ppm
1ppm
Low: 50 High: 150 ppm
Ammonia
0-100ppm
0-50/500/1000ppm
0.1/1ppm
Low: 20 High: 50 ppm
Phosphine PH3
0-20ppm
0-20/1000ppm
0.1ppm
Low: 5 High: 10 ppm
Hydrogen
chloride HCI
0-20ppm
0-20/500/1000ppm
0.001/0.1ppm
Low: 5 High: 10 ppm
Chlorine dioxide
CLO2
0-50ppm
0-10/100ppm
0.1ppm
Low: 5 High: 10 ppm
HCN
0-50ppm
0-100ppm
0.1/0.01ppm
Low: 10 High: 20 ppm
Ethylene oxide
C2H4O
0-100ppm
0-100ppm
1/0.1ppm
Low: 20 High: 50 ppm
O3
0-10ppm
0-20/100ppm
0.1ppm
Low: 2 High: 5 ppm
Formaldehyde
CH2O
0-20ppm
0-50/100ppm
1/0.1ppm
Low: 5 High: 10 ppm
Hydrogen fluoride
HF
0-100ppm
0-1/10/50/100ppm
0.01/0.1ppm
Low: 2 High: 5 ppm
Xylene / toluene
0-20ppm
0-1/10/50/100ppm
0.01/0.1ppm
Low: 5 High: 10 ppm