4 switch on phase – VEGA VEGAWELL 72 4 … 20 mA_HART PT 100 User Manual
Page 23
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Terminal number
Wire colour transmit-
ter/polarity
Function
6
B
lack
P
ower supply Pt 100
5
.4 Switch on phase
A
fter connecting VEGAWELL 72 to power supply or after a
voltage recurrence, the instrument carries out a self-check:
l
I
nternal check of the electronics
l
4 … 20
mA output jumps to the failure signal
T
he insturment delivers after this run-up period a current of
4 … 20
mA to the cable. The value corresponds to the actual
level as well as to settings already carried out, e.g. the factory
setting.
VEGAWELL
72 • 4 … 20
mA/HART PT
23
5 C
onnecting to power supply
34360
-
EN
-080806
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