Enmet EN Series Manuel d'utilisateur Page 12

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Sensor/Transmitter, Toxic Gas & Oxygen ENMET Corporation
10
Hydrogen Cyanide(2E 30 sensor)
The following gases cause a reading:
Interferant
Gas/Vapor
Interferant Concentration
in ppm
Instrument Reading
in ppm
hydrogen
sulfide
15
40
chlorine
5
-
1*
nitrogen dioxide
15
-
40
The following gases or vapors have been tested and do not cause a reading:
Interferant Gas/Vapor
Concentration in ppm
hydrogen chloride
10*
methane
2000
carbon monoxide
300
carbon dioxide
5,000
gasoline
300
sulfur dioxide
50*
nitric oxide
100
chlorinated HC's
<200
Long term exposure may destroy sensor
*with onboard filter; continuous high level exposure may reduce the filter efficiency
Sulfur Dioxide(4S sensor)
The following gases cause a reading:
Interferant
Gas/Vapor
Interferant Concentration
in ppm
Instrument Reading
in ppm
hydrogen sulfide
20
40*
nitrogen dioxide
10
-
11
chlorine
10
-
10
The following gases or vapors have been tested and do not cause a reading:
Interferant Gas/Vapor
Concentration
in ppm
carbon monoxide
100
nitric oxide
50
hydrogen
10,000
*With onboard filter; continuous high level exposure may reduce the filter efficiency
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