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3 connection examples, Supply via a signal conditioning instrument, Supply via a plc with active input circuit – VEGA VEGABAR 25 User Manual

Page 13: Supply via power supply unit

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VEGABAR 25

13

Electrical connection

Supply via a signal conditioning instrument

Standard circuit for basic module with analogue output (not
standardised).

Supply via a PLC with active input circuit

Processing is carried out via a PLC with active input circuit.

+

1 2 3

+

Current meter for local
control

VEGABAR terminals

PLC

PLC

+

1 2 3

!

Current meter for local
control

VEGABAR terminals

Signal conditioning

instrument

DISBUS

0/4…20 mA

3.3 Connection examples

Supply via power supply unit

Processing is carried out using an indicating instrument.

~

1 2 3

+

+

Current meter for local
control

analogue / digital indicat-
ing instrument

Power supply unit

VEGABAR
terminals