Hydrogen sulfide (H2S)
10 ppm
15 ppm
1.6 ppm
20 ppm
0-100 ppm
BWC2-H
3 ppm
5 ppm
BWC2-H35
BWC2-H510
Carbon monoxide (CO)
35 ppm
200 ppm
0-300 ppm
BWC2-M
25 ppm
100 ppm
BWC2-M25100
50 ppm
BWC2-M50200
Sulfur dioxide (SO2)
2 ppm
BWC2-S
BWC2-S25
Oxygen (O2)
19.5% vol.
23.5% vol.
18% vol.
25% vol.
0-25% vol.
BWC2-X
BWC2R-H1.65
BWC2R-H
BWC2R-H515
BWC2R-H510
7 ppm
BWC2R-H7
BWC2R-M
BWC2R-M1020
BWC2R-M1025
BWC2R-M2050
BWC2R-M25100
BWC2R-M2550
30 ppm
BWC2R-M30200
BWC2R-M35100
BWC2R-M50200
BWC2R-S
4 ppm
BWC2R-S24
19.5%
23.5 %
0-25%
BWC2R-X
22%
BWC2R-X19.522