Product Description

Extech CO220 Desktop Indoor Air Quality CO2

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The CO220 Air quality CO2 monitor measures carbon dioxide, air temperature and humidity. The CO220 also calculates dew point and wet bulb. Use in conference rooms, schools, greenhouses, factories, hotels, hospitals and anywhere that high levels of carbon dioxide are generated. Calculates statistical weighted averages of TWA (8 hour Time Weighted Average) and STEL (15 minute Short Term Exposure Limit). Maintenance free NDIR (non-dispersive infrared) CO2 sensor. Manually store/recall 99 readings. Complete with AC adaptor.

Features 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

Specifications Extech CO220 Desktop Indoor Air Quality CO2

Specifications	Range	Resolution
Carbon Dioxide (CO₂)	0 to 9,999ppm	1ppm
Temperature	14 to 140°F (-10 to 60°C)	0.1°F/°C
Humidity	0.1 to 99.9%RH	0.1%RH
Dew Point	-94 to 140°F (-70 to 60°C)	0.1°F/°C
Wet Bulb	14 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
Dimensions	6.1 x 3.4 x 3.2″ (155 x 87 x 81mm)
Weight	5.8oz (165g)