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EE82 Dual Beam CO2 Sensor



  • Outside Air Measurement To -4ºF (-20ºC), Suitable For LEED Certified outdoor CO2 monitoring.
  • Mushroom Farms
  • Greenhouses
  • Livestock Barns
  • Fruit & Vegetable Storage


Key Features

  • Dual beam design provides internal self-calibration that is not dependent on ambient concentrations.
  • Measurement Ranges of 0-2000 ppm, 0-5000 ppm or 0 to 7000 ppm.
  • Water tight screw on wiring connector.
  • Snap-on mounting flange available (PN: HA010204)
  • Output options include 0-5 V, 0-10V, 4-20 mA or relay output (NC/NO with adjustable hysteresis)
  • Suitable for outside air mounting.  Note: recommended placement should be shielded from the sun and not be subject to direct rain using a dedicated hood or existing air intake hood.
  • IP 54 Enclosure, water resistant

Key Specifications

  • Type: NDIR dual beam
  • Measurement Range: 0-2000 ppm, 0-5000 ppm, 0-7000 ppm
  • Accuracy:
    • o 0-2000 ppm… ±50 ppm +2% of measured value
    • 0-5000 ppm… ±50 ppm +3% of measured value
    • 0-7000 ppm… ±50 ppm +5% of measured value
  • Operating Temperature: - 4 to 140ºF (-20 to 60ºC)
  • Sample Rate:  30 seconds
  • Response time: T90 @ 120 seconds
  • Power: 24VAC ±20%


Datasheet Manual
OutsideCO2 Guide    


Published: February 16, 2004 Last Updated: December 24, 2008