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Carbon Dioxide NDIR Replacement Sensor for MultiRae and ToxiRae Pro

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Genuine Carbon Dioxide NDIR Replacement Sensor for MultiRae and ToxiRae Pro gas detectors from Rae Systems by Honeywell.

All specifications have been verified under the following environmental conditions:

  • Temperature: 68°F
  • Relative Humidity (non-condensing): 50%
  • Ambient Pressure: 1 atm (1,013 mbar)

Refer to the Technical Note TN-114 for a glossary of terms used on this page

Additional information

Weight .5 lbs


Sensor Type Non-dispersive Infrared NDIR %LEL
Range 0-50,000 (0-5.0% Vol)
Resolution 250 ppm when below 25,000 ppm
500 ppm when above 25,000 ppm
Drift <5% signal/month
Bias/Equilibration 1 minute after installation
Storage Life 2 years in sealed container
Operating Life 2 years in air
Calibration Gas 5,000 ppm Carbon Dioxide in Nitrogen
Temperature Range -4°F to 122°F
Storage Temperature Range 32°F to 68°F
Pressure Range Atmospheric ±20%
Operating Humidity 0 to 95% rH non-condensing
Warranty 1 year from date of shipment


Technical Note: TN-114 – Sensor Specifications and Cross Sensitivities for Phosphine H Replacement Sensor

Disclaimer: Technical Note TN-114 presents specifications, cross sensitivities and calibration information on select Rae Systems by Honeywell sensors. All specifications presented in this Technical Note reflect the performance of standalone sensors. For instrument specifications, please refer to product datasheets and manuals. Actual sensor characteristics may differ when the sensor is installed in different instruments. As sensor performance may change over time, specifications provided are for brand new sensors.

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