TESTO 545 User Manual

6 First steps
8
6.2
Getting to know the product
6.2.1
Connecting probes
The required probes are permanently connected or integrated. It is not possible
to connect any additional sensors.
6.2.2
Switching the instrument on and off
Switching on
1
Press the On/Off key (0.5 sec).

Measurement view is opened:
The current reading is displayed or ----- lights up if no reading is
available.
Switching off
1
Press and hold down (2 sec) the On/Off key.

The display turns off.
6.2.3
Switching the display illumination on and
off

The measuring instrument is switched on.
1
Press and hold down (2 sec) the MENU/ENTER key.

The display illumination is switched on or off.
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TESTO 545 Specifications

General

Brand	TESTO
Model	545
Category	Measuring Instruments
Language	English