Once the instrument is switched on , wait for dashes to delete
before measuring or setting
Select
unit 1x
Automatic
shut-off
2x Press on key to scroll down minutes Validate with
Beep 3x Press on key to activate or deactivate Validate with
Validate with
- - - - -
How to change battery
1. Remove the front part at the back of the device
2. Remove the old battery
3. Insert the new battery in accordance with proper polarity
drew inside the housing.
4. Replace the front.
Functions available from main screen
Air
pressure 8x Press enter air pressure Validate with
Use warnings for CO2 measuring probes:
●Do not let the probe exposed to high concentrations (>5000 ppm) for a long period.
●Do not directly blow on the probe.
● After an exposure with high concentration, wait a few minutes, until the device
displays a stable measurement.
Device shall be adjusted regularly. We recommend a yearly adjustment and calibration.