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3 connection examples, Supply via a plc with active input circuit, Supply via power supply unit – VEGA VEGABAR 41 HART User Manual

Page 16

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16

VEGABAR 41 (HART

®

)

Supply via a PLC with active input circuit

Processing is carried out using 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