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Extech CO220: Desktop Indoor Air Quality CO2

Extech CO220: Desktop Indoor Air Quality CO2
Extech CO220: Desktop Indoor Air Quality CO2
  • Measures Carbon Dioxide (CO₂), Air Temperature and Humidity, plus calculates Dew Point and Wet Bulb
  • Maintenance free NDIR (non-dispersive infrared) CO₂ sensor
  • Carbon Dioxide reading displayed in ppm with six facial icons indicating indoor quality levels
  • Calculates Dew Point and Wet Bulb values
  • Calculates statistical weighted averages of TWA (8 hour Time Weighted Average) and STEL (15 minute Short Term Exposure Limit)
  • Automatic Baseline Calibration function
  • Audible High/Low alarm
  • Displays Year, Month, Day, and Time
  • Manually store/recall 99 readings
  • Complete with AC adaptor


SpecificationsRangeResolution
Carbon Dioxide (CO₂)0 to 9,999ppm1ppm
Temperature14 to 140°F (-10 to 60°C)0.1°F/°C
Humidity0.1 to 99.9%RH0.1%RH
Dew Point-94 to 140°F (-70 to 60°C)0.1°F/°C
Wet Bulb14 to 140°F (-10 to 60°C)0.1°F/°C
Ips%-1428 to 51 lps%*1%
cfm/p-30 to 1 cmf/p*1 cfm/p
Dimensions6.1 x 3.4 x 3.2" (155 x 87 x 81mm) 
Weight5.8oz (165g)

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$341.54
Ex Tax: $341.54
  • Stock: In Stock
  • Model: CO220
  • SKU: CO220EXTECH
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