VEGA VEGABAR 44 HART - Manual (Page 14)

14 VEGABAR 44 (HART ® )
Supply via a PLC with active input circuit
Processing is carried out via a PLC with active input circuit.
+ – –
1 2 3
+
–
Ammeter for local
control
VEGABAR terminals
PLC
PLC
3.3 Connection examples
Supply via power supply unit
Processing is carried out using an indicating instrument.
~
1 2 3
+
–
+ – –
Ammeter for local
control
analogue / digital indicat-
ing instrument
Power supply unit
VEGABAR
terminals
Electrical connection