TESTO 0554 1111 - Page 8

3 Description of the instrument
9
3.3
Vane probe (Ø 16 mm) with Bluetooth
®
,
including temperature sensor (0635
9571)
Application
In conjunction with the testo 440, the vane probe (Ø 16 mm) is suitable for flow
measurements in ventilation ducts.
Structure
1
Probe head
2
Probe head connection
3
Telescope
4
Handle adapter
5
Quick-release connector for
probe heads and adapter
6
LED status display
7
Button
8
Bluetooth
®
handle
9
Battery compartment (on rear)
CAUTION
Damage to sensor possible!
- Do not touch sensor!
- Put the protective sleeve on after the measurement.
Connect the vane probe (Ø 16 mm) to the handle
1
Turn quick-release connector,
viewed from the handle end, through
90° anticlockwise until it locks in
place.
2
Insert handle adapter into the handle
(pay attention to coding).
3
Turn quick-release connector back
through 90° until it locks in place.
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