Gas Type
Ammonia (NH3)

    Typical Sources: food processing, wet recycling, farms, breweries
    Target Alarm Concentration: Toxic levels, 25 ppm
    Density: lighter than air; mount the sensor above leak source near ceiling and accessible for calibration

    note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.


documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Butane
Typical Sources: chemical processing
Target Alarm Concentration: combustible levels, 10% LEL
Density: heavier than air; mount the sensor near the floor and accessible for calibration

note: Application requirements and local regulations may dictate sensor location and alarm setpoints.


documentation
For Hazardous Location Classified Areas, our HLM-2000-EX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Carbon Monoxide (CO)
Typical Sources: parking garages, service bays, warehouses, furnace rooms, gas heaters, compressed air, fresh air make-up
Target Concentration: Toxic levels, 25 ppm
Density: about the same than air; mount the sensor in the breathing zone accessible for calibration. Kits are available for duct mounting

note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.


documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Carbon Dioxide (CO2)
  • Typical Sources: green houses, breweries, beverage processing, breathing air (gyms, casinos, public spaces)
    Target Concentration: Toxic levels, 1,200 ppm
    Density: about the same as air; mount the sensor in the breathing zone and accessible for calibration. Kits are available for duct mounting.

    note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.

documentation
Our Model IR-350 will provide a 4-20 mA signal or alarm contact. These are available wall mount or with Duct Kits.
Combustible Gas (%LEL)

Typical Sources: landfills, refineries, sewage treatment, chemical storage, alcohols
Target Alarm Concentration: combustible levels, 10% LEL
Density: application specific; mount the sensor according to target gas and accessible for calibration. Kits are available for duct mounting.

note: application requirements and local regulations may dictate sensor location and alarm setpoints

documentation
For Hazardous Location Classified Areas, our HLM-2000-EX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Chlorine (CL2)
Typical Sources: water purification plants, pool and fountain pump rooms
Target Concentration: Toxic levels, 0.5ppm
Density: heavier than air; mount the sensor near the floor and accessible for calibration.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.


documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Hexane

Typical Sources: chemical plants, hazardous waste recycling, paint applications
Target Concentration: combustible levels, 10% LEL
Density: heavier than air; mount the sensor near the floor and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints.

documentation
For Hazardous Location Classified Areas, our HLM-2000-EX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Hydrogen (H2)

Typical Sources: laboratories, hydrogen vehicle storage, battery charging areas
Target Concentration: combustible levels, 10% LEL
Density: lighter than air; mount the sensor near the ceiling and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints.

documentation
For Hazardous Location Classified Areas, our HLM-2000-EX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Hydrogen Sulphide (H2S)

Typical Sources: storm water pumping stations, sewage treatment plants
Target Concentration: Toxic levels, 10 ppm
Density: heavier than air; mount the sensor near the floor and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.



documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Methane (CH4, natural gas)

Typical Sources: landfills, sewage treatment plants, gas fired heaters, boiler rooms
Target Concentration: combustible levels, 10% LEL
Density: lighter than air; mount the sensor near the ceiling and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints.


documentation
For Hazardous Location Classified Areas, our HLM-2000-EX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Methyl Chloride

Typical Sources: chemical processing
Target Concentration: Toxic levels, 50 ppm
Density: heavier than air; mount the sensor near the floor and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.


documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Nitrogen Dioxide (NO2)

Typical Sources: diesel exhaust
Target Concentration: Toxic levels, 3 ppm
Density: heavier than air; mount sensor in the breathing zone and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.


documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Nitrogen (N2)

Typical Sources: tank blanketing, purging, manufacturing
Target Concentration: This is an inert gas, use an Oxygen depletion sensor
Density: heavier than air; mount sensor near the floor and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints.


documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Oxygen (O2)

Typical Sources: depletion in sewage and stormwater applications, monitoring for inert gases
Target Concentration: % levels, 19.5%
Density: application specific. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints.

documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Propane

Typical Sources: forklifts, ice re-surfacers, manufacturing, propane tank storage
Target Concentration: combustible levels, 10% LEL
Density: heavier than air; mount the sensor near the floor and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints.

documentation
For Hazardous Location Classified Areas, our HLM-2000-EX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Refrigerants

Typical Sources: chiller rooms, refrigerant machinery rooms
Target Concentration: Toxic levels, Group A: 50 ppm, Group B: 1,000ppm
Density: heavier than air; mount the sensor near the floor and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.

documentation
Our Model 4200-IR provides a complete package to meet CSA and ASHRAE code requirements.
Toluene

Typical Sources: chemical processing, laboratories, paint manufacturing
Target Concentration: Toxic levels, 50 ppm
Density: heavier than air; mount the sensor near the floor and accessible for calibration. Kits are available for duct mounting.

note: Application requirements and local regulations may dictate sensor location and alarm setpoints. Alarm levels are based on ACGIH 2011 TLV guidelines.



documentation
For General Purpose Areas, our EC-Gold series can be used as a stand-alone transmitter or with any Arjay Control Panel.

For Hazardous Location Classified Areas, our HLM-2000-TX series can be used as a stand-alone transmitter or with the 4200-IG controllers.
Other

Sensors can be cross-sensitive to various gases. Correlation gases can be used to calibrate and target your specific gas. Ask us about your application need.



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