VOLTCRAFT 300 K Bedienungsanleitung Seite 28

making any connection, pay attention to the connection plug's
condition or that of the sensors ('pearls') and make sure that the in-
sulation is undamaged.
Always take care that the temperature sensor only
is exposed to temperatures which will be measured.
Strictly observe the safety advice and the technical
data relating to operating temperature. Never ex-
ceed the maximum imput magnitudes.
C Commissioning
C1 Basic setting up
The measuring device is switched on or off with the coloured 'I'
key. The device can also be switched off via the 'auto-power off'
function. Auto-power off signifies automatic switching off of the de-
vice in the so-called 'sleep mode' ('stand-by'). The devicedevice
will switch itself to 'off' after approximately 30 minutes if
no key has been pressed or
the auto-power function has not be switched off in advance.
4
The auto-power function can be shut down by simultaneously
pressing the 'Hold' key when switching on the thermometer. An au-
dible signal (two short beeps in succession) indicates that the auto-
matic switch-off has been shut down.
C2 Key references
a) MAX MIN AVG
Pressing the 'MAX MIN AVG' key gives you access to the
recordingof the maximum, minimum and average values. The high-
est and lowest measured temperatures and their average arecon-
tinually determined and stored. The value displayed will alternate
between the 'MAX' maximum value and the 'MIN' minimum value,
or the momentary 'MAX MIN AVG' measured value (flashing), every
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