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Extech CO230

Indoor Air Quality, CO2 Monitor with Temp & Humidity

Measures Carbon Dioxide (CO2), Air Temperature and Humidity, plus calculates Dew Point and Wet Bulb. Features Automatic Baseline Calibration (ABC) with disable for use in areas with continuously elevated CO2 levels. Its alarm function with user settable high/low CO2 level is perfect for monitoring air quality and informing user to have proper air ventilation in rooms.

Order #: CO230

Mfg Part #: CO230

$299.99 USD

$263.99 USD


Ships in 2-3 weeks

Free shipping over $250

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Overview :

Product Highlights

  • Checks for Carbon Dioxide (CO2) concentrations
  • Maintenance free NDIR (non-dispersive infrared) CO2 sensor
  • Automatic Baseline Calibration (ABC) with disable feature for use in areas with continuously elevated CO2 levels (>400ppm)
  • Triple LCD simultaneously displays CO2, Temperature and Humidity
  • Visible and Audible CO2 warning alarm when concentration level exceeds high or low user set point
  • Calculates Dew Point and Wet Bulb values
  • Min/Max CO2 value recall function
  • Calculates statistical weighted averages of TWA (8 hour Time Weighted Average) and STEL (15 minute Short Term Exposure Limit)
  • Alarm relay output for ventilation control
  • Desktop or wall mount

Each Unit Includes

  • Complete with Universal AC adaptor and multi-plugs (US, EU, UK, AU)