Hydrogen Sulfide; Xcell Sensor Patents - MSA ALTAIR 4X Manual De Funcionamiento

5.4.4 Hydrogen Sulfide

Range
Resolution
Reproducibility
Response Time
(Typical)
TEST GAS APPLIED
Hydrogen Sulfide (H 2 S)
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 )

5.5 XCell Sensor Patents

1. Combustible (P/N 10106722):
2. Oxygen (P/N 10106729):
3. Carbon Monoxide/Hydrogen Sulfide
(P/N 10106725):
0 - 200 ppm H 2 S
1 ppm H 2 S for 3 - 200 ppm H 2 S
±2 ppm H 2 S or 10 % of reading, whichever is greater
(normal temperature range)
±5 ppm H 2 S or 10 % of reading, whichever is greater
extended temperature range)
90% of final reading <15 seconds
(normal temperature range)
CONCENTRATION
(PPM) APPLIED
40
100
50
11
9
10
30
25
53
100
100
CO CHANNEL %
CROSS-SENSITIVITY
100
1
25
-1
14
-14
-3
-1
0
-3
0
Patent Pending
Patent Pending
Patent Pending
5-5