CO2 + CO + RH/T Portable Meter

CO2 + CO + RH/T Portable Meter
CO2 + CO + RH/T Portable Meter
CO2 + CO + RH/T Portable Meter
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  • 4 in 1 Measures: CO, CO2, Temperature & %RH
  • In-Field Calibration with fresh air
  • Programmable CO Alarm
  • USB-out for data logging

The UEI Indoor Air Quality Meter measures CO2 levels, CO levels, air temperature, dew point, wet bulb temperature, and humidity. It is an ideal instrument for indoor air quality (IAQ) diagnosis.

This hand-held meter uses NDIR (non-dispersive infrared) technology for CO2 measurement to ensure reliability and long-term stability. It is useful in verifying HVAC systems performance and air ventilation control.


  • Measures: CO2 in PPM (0 -9,999), CO in ppm (0 - 1,000), temperature (F or C), % Relative Humidity
  • Sensing method: NDIR (Non-Dispersive Infrared)
  • In field calibration
  • Max and min functions included (TWA and STEL for CO2 only)
  • Device must have logging interval set to download data logs - manually recorded logs are not downloadable
  • 99 points manual recording
  • 8000 points auto recording

Included Accessories

  • 120/220VAC adapter (power for long-term operation)
  • International Wall adapter kit
  • 4 AA Batteries
  • ABS Plastic case
  • Mini USB Cable and Software CD
  • 33% and 75% Calibration Salts
  • Manual


  • 1 year

pSense Data Sheet (pdf)

CO CO2 Meter Manual (pdf)

CO2 CO meter software Software (zip)