XP Series Personal Gas Detector
27
22. Other Gases
Default Alarm Set Points
Gas Type
Range
Level 1 Alarm
Level 2 Alarm
STEL Alarm
TWA Alarm
SO
2
150 ppm
2 ppm
5 ppm
5 ppm
2 ppm
Cl
2
50 ppm
0.5 ppm
1 ppm
1 ppm
0.5 ppm
HCN
100 ppm
5 ppm
10 ppm
10 ppm
5 ppm
NO
2
150 ppm
3 ppm
5 ppm
5 ppm
3 ppm
H
2
999 ppm
100 ppm
500 ppm
N/A
N/A
NH
3
100 ppm
25 ppm
50 ppm
35 ppm
25 ppm
Calibration Gas Concentration
Toxic Gas
Recommend
Calibration Gas
Concentration
Calibration Gas
Concentration
Range
Calibration
Frequency
SO
2
10 ppm in air or N
2
2~20 ppm
6 months
Cl
2
5 ppm in N
2
1~20 ppm
6 months
HCN
10 ppm in N
2
5~20 ppm
6 months
NO
2
10 ppm in air
5~20 ppm
6 months
H
2
200 ppm in air or N
2
100~200 ppm
6 months
NH
3
25 ppm in air or N
2
25~100 ppm
6 months