Safety instructions
– The device must only be used in accordance with its intended
purpose and within the scope of the specifications.
– The measuring tools and accessories are not toys.
Keep out of reach of children.
– Do not expose the device to mechanical stress, extreme temperatures,
moisture or significant vibration.
Calibration
The meter needs to be calibrated and tested on a regular basis to ensure
it produces accurate measurement results. We recommend carrying out
calibration once a year.
Inserting the batteries
1
Open battery compartment and
insert batteries corresponding
to installation symbols. Ensure
correct polarity.
ON/OFF
2
VEL
m/s
AUTO-Off (20 min.)
3
Activated
VEL
m/s
AirflowTest-Master
Deactivated
VEL
2 sec
6LR61 9V
m/s
2 sec
09
GB