VOLTCRAFT 304 Bedienungsanleitung Seite 29

Auto-Power-Off function. Auto-Power-Off means an automatic
switching-off of the device to the so-called "Sleep-Mode" (stand-
by). The device switches off after approximately 30 minutes if
no push-buttons are operated or
the Auto-Power-Off function has not been
deactivated before.
The Auto-Power-Off function can be deactivated by way of opera-
ting the push-button "HOLD" at the same time when switching on
the thermometer. An acoustic signal (twice in succession) indicates
that the automatic switch-off has been deactivated.
If you want to switch off the measuring device before 30 minutes
have elapsed you have to operate (keep pushed down) the push-
button for 3 seconds. The display will show you a so-called "Count
Down":
"P -0FF - - - 3.....2.....1"
In secondary function the push-button serves to switch on/off the
background lighting when lighting conditions are unfavourable. Sin-
ce the lighting however has a relatively high energy consumption
you should not use it too often.
Note!
The background lighting is switched off automatically after
approximately 26 seconds.
C2 Push-Button Assignment
a) MAX MIN
By operating the push-button "MAX MIN" you switch over to the
maximum and minimum value display. The occurring maximum and
minimum temperatures of all inputs are constantly established and
memorized.
The push-button "MAX MIN" being operated in individual steps the
maximum value "MAX", the minimum value "MIN" or the actual
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