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CO ² LEVEL:
CO² level
250 – 350ppm
350–1000ppm
1000–1200ppm
2000–5000ppm
above 5000ppm
WALL MOUNT
Use the wall plugs and wall mounting screws to attach the device to your wall in horizontal or vertical
position.
CHARGING / START-UP
Insert the DC connector into the connection socket (8) of the device. Insert the mains plug into the power
outlet. The device is energized directly and begins preheating. The LCD displays a countdown of 7 sec-
onds. The buttons are not operational during this time. Once the countdown is finished the device enters
the normal measurement state.
SETTINGS MODE
Press the MODE button to enter the carbon dioxide alarm settings mode. Press
PPM value when the alarm should start. Press the MODE button to confirm and exit the settings mode.
The default alarm value is 1200 PPM.
CARBON DIOXIDE ALARM
Press the Alarm button to activate or deactivate the carbon dioxide alarm. When you hear a small beep
sound, then the alarm is activated. The alarm will sound once the concentration of carbon dioxide reach-
es the alarm value. Press the alarm button again during an active alarm to deactivate the alarm sound.
8
Status
Outside
Well ventilated, Ideal
Under ventilated
Very poorly ventilated
Totally unacceptable
Description
Normal outdoor air level.
Typical level indoors with good ventilation. 1000 ppm =
Recommended maximum level in a closed room. Con-
sidered maximum comfort level in many countries.
Poor air quality - requires ventilation.
General drowsiness, discomfort and odors.
Danger! You may experience severe headaches, vomit-
ing/nausea, and dizziness within 20 minutes.
Danger! Headache and dizziness in 5 to 10 minutes.
Increased risk for health damage by prolonged
exposure.
or
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