CEM DT-802/802D/802W Desktop Indoor Air Quality CO2 Monitors

Checks for Carbon Dioxide (CO2) concentrations with Max/Min value recall function
NDIR (non-dispersive infrared) CO2 sensor
Indoor Air Quality displayed in ppm with Good (380 to 420ppm), Normal (<1000ppm), Poor(>1000ppm) indication
Visible and Audible CO2 warning alarm
Displays Year, Month, Date, and Time
Automatic Baseline Calibration (minimum CO2 level over 7.5 days) or manual calibration in fresh air
802D Desktop Indoor Air Quality CO2 Monitor with datalogger memory 32000 points.
802W Desktop Indoor Air Quality CO2 includes wireless