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Desktop Indoor Air Quality CO2

Extech CO100

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The Extech CO100 is a desktop indoor air quality CO2 monitor that measures carbon dioxide concentrations (CO₂) from 0 to 9,999 ppm, air temperature from -5°C to 50°C (23°F to 122°F), and humidity from 0.1 to 90% RH. It comes with a user programmable visible and audible CO2 warning alarm. The meter has a maximum/minimum CO2 value recall function. The CO100 is complete with a maintenance free NDIR (non-dispersive infrared) CO2 sensor and a universal AC adaptor.

General Specifications
Relative Humidity
0.1 to 90.0%
Relative Humidity Basic Accuracy
Relative Humidity Max Resolution
Sampling Rate
2 seconds
Sensor Type
CO₂ NDIR (non-dispersive infrared) technology
Temperature (Air)
23 to 122 °F ( -5 °C to 50 °C)
Temperature (Air) Basic Accuracy
±1.5 °C/2.7 °F
Temperature (Air) Max Resolution
0.1 °
Additional Details
117 × 102 × 102mm (4.6 × 4 × 4")
Segment LCD with backlighting
input 110V - 220V AC, output 6.0V DC, 500mA power supply
2 years
204g (7.2 oz.)
Carbon Dioxide [CO2]
0 to 9999ppm
Carbon Dioxide [CO2] Basic Accuracy
±75 ppm or ±5% of reading
Carbon Dioxide [CO2] Max Resolution
Related Documents
Export Restrictions

Export Restrictions

The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.

Extech CO100