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2
Use
to enable Bluetooth.
®
Bluetooth
disappears from the display.
3
Press
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
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
Setting Auto Off
You are in the Power Management menu.
1
Use
to select Auto Off.
is activated or deactivated and
or
to exit the menu.
or
on the navigation key.
or
to exit the menu.
3 Operation
either appears or
15
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