Extech EA80 Indoor Air Quality Meter/Datalogger


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Extech EA80 Indoor Air Quality Meter/Datalogger The EA80 has the ability to measure CO2, Temperature, Humidity, Dew Point, and Wet Bulb. The meter features easy calibration in fresh air and continuous or manual datalogging. It is ideal for checking air quality anywhere high levels of carbon dioxide are generated.


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General Specifications
CO2 0 to 6,000ppm
Resolution 1ppm
Temperature -4 to 140°F (-20 to 60°C)
Resolution 0.1°F/°C
Humidity 10 to 95%
Resolution 1%
Datalogging Continuous: 20,000 sets/Manual 99 sets
Dimensions 5.3 x 2.8 x 1.2" (135 x 72 x 31mm)
Weight 8.2 oz (235g)



  • Checks for Carbon Dioxcide (CO2) concentrations
  • Maintenance free dual wavelength NDIR (non-dispersive infrared) CO2 sensor
  • Measurement ranges:
    CO2: 0 to 6,000ppm
    Temperature: -4 to 140°F (-20 to 60°C)
    Humidity: 10 to 95%RH
  • Continuous (20,000 sets) or manual (99 sets) datalogging
  • Data hold, Max/Min with Time stamp, and Alarm
  • Auto Power off
  • Easy calibration in fresh air
Product Images (click to enlarge)
  • Extech EA80 Indoor Air Quality Meter/Datalogger