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CO220 Desktop Indoor Air Quality CO
Brand: ExtechMeasures Carbon Dioxide (CO2).
Features- 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.
