TESTO 110 - Getting to know the product; Connecting probes; Switching the instrument on and off; Switching the display illumination on and off

6 First steps
8
Getting to know the product
Connecting probes
Plug-in probes can be connected via the probe socket(s) on the head of the
instrument.
1
Plug the probe's connector into the measuring instrument’s probe
socket.
Switching the instrument on and off
Switching on
1
Press and hold down (2 sec) the On/Off key.

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.
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.