5 wiring plan, ex-d-ia double chamber housing – VEGA VEGAFLEX 83 4 … 20 mA_HART two-wire Rod probe - Polished version With SIL qualification User Manual
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5 Connecting to power supply
VEGAFLEX 83 • 4 … 20 mA/HART two-wire
44225-EN-130823
5
1
2
+
( )
(-)
6 7 8
4...20mA
2
3
4
1
Fig. 17: Connection compartment, double chamber housing
1 Voltage supply, signal output
2 For display and adjustment module or interface adapter
3 For external display and adjustment unit
4 Ground terminal for connection of the cable screen
Information:
The use of an external display and adjustment unit and a display and
adjustment module in parallel in the connection compartment is not
supported.
5.5 Wiring plan, Ex-d-ia double chamber housing
5 6 7 8
1
2
+
( )
(-)
3
1
2
4...20mA
Fig. 18: Electronics compartment, double chamber housing
1 Internal connection to the connection compartment
2 For display and adjustment module or interface adapter
3 Internal connection to the plug connector for external display and adjust-
ment unit (optional)
Connection compartment
Electronics compartment