ACCUR8 CO2-6000, Руководство пользователя

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14. Temperature Unit
Use this function to choose between Celsius (
℃
) and Fahrenheit (
℉
) for the temperature unit display.
15. Time and Date
16. Calibration
Before calibration, run this device for at least 20 minutes with window open or in an outdoor environment with
backup battery to reach an atmosphere with 400ppm CO2.
Wait until the CO2 reading is stable, then follow above steps for calibration. After calibration, leave it 10
minutes before normal use.