User's Guide Desktop Indoor Air Quality Monitor Model CO100
Introduction Congratulations on your purchase of this Extech Meter. The Carbon Dioxide (CO2) Monitor is designed for air quality control and health control by measuring Carbon Dioxide level in areas where CO2 could be a concern. The measured CO2 value in ppm (parts-per-million), Temperature, Humidity and Time will be displayed on the LCD along with three CO2 status indications: Good (0 to 800ppm), Normal (800 to1200ppm), Poor (>1200ppm). An acoustic alarm sounds when the CO2 level exceeds a defined level.
9. ESC button Press this button to exit the current mode. 10. AC adaptor socket 11. Power ON LED Backlight Touch the button area below the LCD and the backlight will turn on. It will turn off automatically after 20 seconds of inactivity. Press “ESC” button at any time to exit the function. Maintenance 1. The meter should be cleaned with a damp cloth and mild detergent when necessary. Do not use solvents or abrasives. 2. Store the meter in an area with moderate temperature and humidity.