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tery, the measuring input must be insulated against the supp-
ly input.
additional wiring for special function _ Hdd"
Measurement, Operation
4.1 Operation
Before first operation pay attention that the module is suffi-
ciently insulated and the striking distances and leakage paths
according to VDE 0411 or VDE 410 and IEC-1010-1 are observed.
Connect to the supply input either a 9 V battery (observe the cor-
rect polarity (,,+" and ,,-'I)) or a stabilized (well filtered) unsym-
metr. 5 VDC supply (+ and -) or a symmetrical stabilized (well fil-
tered) 5 VDC supply (,,+SVDC" - ,,OV" - ,,5 VDC") and observe the
respective wiring/pin connection for each type of power supply.
Attention!
A simultaneous supply of the measuring unit and measurement
of supply voltage is only possible with the power supply of
To ensure faultless usage/operation avoid
direct sunlight (or other light sources) on the display
l
high temperature differences
l
high humidity
l
strong vibration
l
8
CLK
RUN
TST -0
HOLD
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