VEGA VEGAWELL 72 4 … 20 mA_HART User Manual
Page 18
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U
se cable with round cross-section. A cable outer diameter of
5 … 9
mm (0.2 … 0.35 in) ensures the seal effect of the cable
gland. If you are using cable with other diameter or cross-
section, you have to exchange the seal or use a suitable cable
gland.
W
e generally recommend the use of screened cable for HART
multidrop mode.
1
2
3
1
2
3
4
5
6
1
2
3
4
5
6
Fig. 6: Connect VEGAWELL 72 to power supply
1
Direct connection
2
Connection via VEGABOX 02 or VEGADIS 12
3
Connection via housing
I
f screened cable is necessary, connect the cable screen on
both ends to ground potential. In the plastic housing, in
VEGABOX
02
or in VEGADIS 12, the screen must be
Cable screening and
grounding
18
VEGAWELL
72 • 4 … 20
mA/HART
5 C
onnecting to power supply
27630
-EN
-080806
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