Basic Functions
21
Hydromette BL Compact TF 3
2.4
Other functions
2.4.1
Automatic switch-off
If no button is pressed within approx. 40 seconds, the device
switches itself off automatically. The current values are retained
and are displayed again after it is switched back on.
2.4.2
Battery monitoring
If the battery symbol
appears in the display, the battery is
dead and must be renewed.
A list of battery types that can be used can be found in the
"Technical data" chapter.