Dwyer Carbon Monoxide Transmitter 200 or 500ppm, Output Selectable


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The SERIES GSTA & GSTC Carbon Monoxide/Nitrogen Dioxide Gas Transmitters monitor gas concentrations in mechanical rooms, underground parking garages and loading docks. The carbon monoxide transmitter is used to measure the exhaust of gasoline engines, while the nitrogen dioxide transmitter is used for diesel engines. The Series GSTA features field selectable current and voltage outputs while the Series GSTC features BACnet or Modbus® communication protocol, allowing gas sensing solutions that can be used with almost any building management controller.


  • Industrial grade replaceable CO or NO2 sensors
  • Field selectable current or voltage output on GSTA models, and field selectable BACnet or Modbus® communication on GSTC models
  • Integral LCD display option
  • Service display tool for set-up and calibration of models without a LCD


Brand Dwyer
Shipping Weight 0.6000kg
Shipping Width 0.120m
Shipping Height 0.070m
Shipping Length 0.140m
Shipping Cubic 0.001176000m3
Unit Of Measure ea

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