Measures Carbon Dioxide (CO2).
Features- Checks for Carbon Dioxide (CO2) concentrations with Max/Min value recall function.
- Maintenance free NDIR (non-dispersive infrared) CO2 sensor.
- Indoor Air Quality displayed in ppm with Good (380 to 420ppm), Normal (1000ppm) indication.
- Visible and Audible CO₂ warning alarm with relay output for ventilation control.
- Measurement ranges:
- CO2: 0 to 9999ppm.
- Temperature: 14 to 140°F (-10 to 60°C).
- Humidity: 0.1 to 99.9%RH.
- Displays Year, Month, Date, and Time.
- Automatic Baseline Calibration (minimum CO2 level over 7.5 days) or manual calibration in fresh air.