VEGA VEGAFLEX 82 4 … 20 mA_HART two-wire - Manual (Page 26)

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5 Connecting to power supply
VEGAFLEX 82 • 4 … 20 mA/HART two-wire
41829-EN-130612
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)
Note:
If an instrument with Ex-d-ia approval is used, HART multidrop op-
eration is not possible.
4...20mA
2 1 2 +
( ) (-)
1
Fig. 19: Connection compartment, Ex-d double chamber housing
1 Voltage supply, signal output
2 Ground terminal for connection of the cable screen
Electronics compartment
Connection compartment