ENMET EN Series - Manual (Page 11)

Sensor/Transmitter, Toxic Gas & Oxygen ENMET Corporation
9
Chlorine (3E sensor)
The following gases cause a reading:
Interferant
Gas/Vapor Interferant Concentration
in ppm Instrument Reading
in ppm
hydrogen sulfide 10 -0.3
sulfur dioxide 5 -1.2
nitrogen dioxide 5 0.1
bromine 1 1.0
chlorine dioxide 0.32 0.3
ammonia 1,000 -1.1
The following gases or vapors have been tested and do not cause a reading:
Interferant Gas/Vapor Concentration in ppm
carbon monoxide 300
carbon dioxide 100,000
nitrogen 100. %
hydrogen chloride 20
hydrocarbons, general % range
hydrogen 1,000
ethanol 6.6 %
ammonia 65
Hydrogen Sulfide (3E sensor)
The following gases cause a reading:
Interferant
Gas/Vapor Interferant Concentration
in ppm Instrument Reading
in ppm
carbon monoxide 100 3
chlorine 20 -1
ethylene 500 2
hydrogen 100 5
hydrogen 20,000 100
hydrogen cyanide 10 1
sulfur dioxide 10 3
The following gases or vapors have been tested and do not cause a reading:
Interferant Gas/Vapor Concentration in ppm
ammonia 100
carbon dioxide 5,000
methane 10,000
sulfur dioxide 3
nitrogen dioxide 10