TESTO 440 - Setting Power Options

3 Operation
15
2
Use to enable Bluetooth.

Bluetooth
®
is activated or deactivated and either appears or
disappears from the display.
3
Press
or to exit the menu.
3.3.2 Setting power options
You can manage the energy consumption for your testo 440. The following
functions are available for this purpose:
 Auto Off: testo 440 switches off automatically after 5 minutes of inactivity
 Power Saving: the screen brightness is reduced to 10% after a minute; the
set brightness is restored by pressing any button
 Brightness: setting the screen brightness from 10% to 100%

You need to go to menu screen first and then select Settings.
1
Use to select Power Management.
2
Press
or on the navigation key.
3
Use to select the required setting and make changes.
If the Auto Off function is enabled, the testo 440 automatically switches
itself off after 5 minutes of inactivity.
If the testo 440 is in logger mode, the Auto Off function is automatically
deactivated during an active measurement.
4
Press
or to exit the menu.
Setting Auto Off

You are in the Power Management menu.
1
Use to select Auto Off.