ENMET EN Series User Manual
Page 16
Sensor/Transmitter, Toxic Gas & Oxygen
ENMET Corporation
14
Ozone (3E 1 sensor)
The following gases cause a reading:
Interferant
Gas/Vapor
Interferant Concentration
in ppm
Instrument Reading
in ppm
chlorine
1
0.80
fluorine
100ppb
0.07
germane
1
1
nitrogen dioxide
1
0.09
The following gases or vapors have been tested and do not cause a reading:
Interferant Gas/Vapor
Concentration in ppm
hydrogen sulfide
1
sulfur dioxide
2
phosphine
100 ppb
carbon monoxide
300
carbon dioxide
5000
nitrogen
100%
nitrogen monoxide
10
hydrocarbons
% range
hydrogen
1000
hydrogen cyanide
10
ammonia
10
hydrogen fluoride
3.8
hydrochloric acid
10
Arsine (2E sensor)
The following gases cause a reading:
Interferant
Gas/Vapor
Interferant Concentration
in ppm
Instrument Reading
in ppm
phosphine
100 ppb
110
chlorine
5
-400
hydrogen cyanide
10
100
ammonia
100
10
diborane
100
35
silane
1
100
germane
1.1
100
hydrogen selenide
50 ppb
5
The following gases or vapors have been tested and do not cause a reading:
Interferant Gas/Vapor
Concentration in ppm
hydrogen sulfide
1*
sulfur dioxide
2
hydrochloric acid
5
carbon monoxide
300
carbon dioxide
5000
nitrogen
100 %
hydrocarbons
% range
hydrogen
1000
*With onboard filter; continuous high level exposure may reduce the filter efficiency