GMM220 Carbon Dioxide Sensors

An OEM CO2 sensor designed to interface with external datalogging systems.

  • Incorporates Vaisala CARBOCAP Sensor - the silicon based NDIR sensor
  • Choice of everal measurement ranges
  • IP65 (NEMA 4) protected probe against dust and spray water
  • Interchangeable probes provide easy maintenance

 

Measurement range options

  • GMM221 - 0 ... 2 %, 0 ... 3 %, 0 ... 5 %, 0 ... 10 %, 0 ... 20 %
  • GMM222 - 0 ... 2000 ppm, 0 ... 3000 ppm, 0 ... 5000 ppm, for low concentrations - 0 ... 7000 ppm, 0 ... 10 000 ppm

 

Accuracy (incl. repeatability, non-linearity and calibration uncertainty)at +25 °C and 1013 hPa

  • GMM221 ± (1.5 % of range + 2 % of reading) (applies for concentration above 2% of full scale)
  • GMM222 ± (1.5 % of range + 2 % of reading)

 

Operating environment

  • Temperature -20 ... +60 °C (-4 ... +140 °F)
  • Pressure 700 ... 1300 hPa

 

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GMM220 Carbon Dioxide Module Series Brochure


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