8 - Operating instructions
Key operation
Insert the batteries
•
Unscrew the batteries compartment
cover at the back of the device and
remove the cover.
•
Put the 3 alkaline AAA LR03 1.5V
batteries supplied with the instrument.
•
Carefully respect the polarity.
•
To close the batteries compartment,
push the batteries cover back on,
starting with the upper part.
•
Screw the batteries compartment
cover.
Turn on the instrument
•
Press & hold the ON/OFF key.
•
Place the vane probe in front of the
airvent or correct location to carry
out the air velocity & temperature
measurements.
The probe must be placed with
the arrow in the direction of the
air flow.
•
The device displays the air velocity and
the temperature measurements.
Select the unit
•
With the device turned on.
•
Press & hold the HOLD key to switch to
the required air velocity measurement
unit: m/s, km/h, fpm, mph.
•
Press simultaneously ON/OFF &
HOLD keys to switch to the required
temperature measurement unit : °C, °F.
Activate/deactivate the wireless
communication
•
With the device turned on.
•
Press simultaneously ON/OFF & HOLD
keys to activate or deactivate the
wireless communicaiton.
•
When activated, the wireless
communicaion icon flashes on the
instrument screen.
•
The icon becomes fixed when the
instrument is paired to a tablet or
smartphone.
Activate/deactivate the Backlight
•
With the device turned on.
•
Press ON/OFF key to activate or
deactivate the backlight.
Activate/deactivate the Auto shut-off
•
The device has an automatic shut-off
set to 10 minutes.
•
When the device starts, all the
segments are displayed. During this
time, press & hold the ON/OFF key to
enter the “Power down menu“.
•
Press HOLD to activate/deactivate the
auto shut-off.
•
Press & hold the ON/OFF key to exit
the “Power down menu“.
Display Hold/Min/Max/Live values
•
With the device turned on and
measured values are displayed.
•
Press HOLD key to successively:
- Freeze the display of measurement values
- Display the minimum measured values
- Display the maximum measured values
- Restore the live display
KEY
SHORT PRESS
LONG PRESS (3 seconds)
ON/OFF
Backlight ON/OFF
Device ON/OFF
HOLD
Hold / Min / Max / Live value
m/s / km/h / fpm / mph
ON/OFF and HOLD
Wireless communication ON/OFF
°C / °F
