Gas and Specialty Sensors

CMT200 Series

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Product Bar End

CMT200 Series

Dwyer Carbon Monoxide Transmitter CMT200 Series

Dwyer Carbon Monoxide Transmitter


The Dwyer CMT200 Carbon Monoxide Transmitter provides a field selectable current or voltage output that is proportional to the gas concentration in underground parking garages, vehicle maintenance facilities, or mechanical rooms. Kele is the leading supplier of building automation products. When you need the right product, right now, count on Kele.


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QtyModelDescriptionIn StockList PriceInternet Price
CMT200 CO XMTR, 0-200 PPM CO, 4-20 MA/2-10 VDCINFO271.03143.65
CMT200-R CO XMTR, 0-200 PPM CO, 4-20 MA/2-10 VDC RECT ENCLINFO281.38149.13


No accessories found
  • Field selectable current or voltage outputs
  • Replaceable sensor
  • Field calibration kits

Sensor :Field replaceable electrochemical, 4 year typical lifespan

Range :0 to 200 ppm

Coverage Area:5000 to 7000 sq. ft. typical.

Accuracy:±2% of reading at the time of calibration

Output Drift :<5% per year in air

Temperature Limits :-4 to 122℉ (-20 to 50℃)

Storage Temperature :For best sensor life, 32 to 68℉ (0 to 20℃)

Humidity Limits :15 to 90% RH constant; 0 to 99% RH intermittent

Response Time :<45 seconds to 90% of final value

Calibration :15 turn span and zero adjustment potentiometers

Housing :UV resistant polycarbonate

Output :Jumper selectable 4 to 20 mA (loop powered) or 2 to 10 V (load must be >50 KΩ)

Power Requirements :Current output: 18 to 28 VDC; Voltage output: 18 to 28 VDC/VAC, reverse polarity protected

Electrical :Connection Removable terminal block, includes two PG11 and one PG 16 knockouts for conduit fitting

Weight:0.28 lb (0.11 kg)