MSA ALTAIR 4XR Operating Manual page 49

Test Gas Applied
Isopropanol
Hydrogen (H )
2
Hydrogen Sulphide
Range
Resolution
Reproducibility
Response time
Test Gas Applied
Hydrogen Sulfide (H S)
2
Carbon Monoxide (CO)
Nitric Oxide (NO)
Nitrogen Dioxide (NO )
2
Sulfur Dioxide (SO )
2
Chlorine (Cl )
2
Hydrogen Cyanide (HCN)
Ammonia (NH )
3
Toluene
Isopropanol
Hydrogen (H )
2
Hydrogen Sulphide Low Concentration (H2S-LC)
Range
Resolution
Reproducibility
Response time (typical)
Concentration (PPM) Applied
100
100
0 - 200 ppm (0 to 284 mg/m
3
1 ppm (1.4 mg/m
for 3 to 200 ppm (4,3 to 284 mg/m
±2 ppm (2.8 mg/m
whichever is greater (normal temperature range)
0 to 100 ppm (0 to 142 mg/m
±5 ppm (7,1 mg/m
whichever is greater
90 % of final reading in less than or equal to 15 seconds
(normal temperature range)
Concentration (PPM) Applied
40
100
50
11
9
10
30
25
53
100
100
0 - 100 ppm H S
2
0.1 ppm H S
2
±0.2 ppm H S or 10 % of reading, whichever is greater (normal
2
temperature range)
±0.5 ppm H S or 20 % of reading, whichever is greater
2
(extended temperature range)
90% of final reading < 15 seconds (normal temperature range)
®
ALTAIR 4XR
CO Channel %
Cross-sensitivity
-8
48
3
) H S
2
) H S,
2
3
) H S
2
3
) H S or 10 % of reading,
2
3
) H S,
2
3
) H S or 10 % of reading,
2
H S Channel %
2
Cross-sensitivity
100
1
25
-1
14
-14
-3
-1
0
-3
0
Technical Data
US
49