Vega VEGABAR 52 4 … 20 mA Bedienungsanleitung PDF herunterladen (Seite 20)

5 Connecting to power supply

VEGABAR 52 • 4 … 20 mA

36716-EN-130321

Display

4...20mA

Fig. 13: Electronics and connection compartment

1 Spring-loaded terminals for voltage supply

2 Ground terminal for connection of the cable screen

3 Cable gland to the sensor

4...20mA

Display

Fig. 14: Wiring plan external electronics

1 Voltage supply/Signal output

5.6 Switch-on phase

After connecting VEGABAR 52 to power supply or after a voltage

recurrence, the instrument carries out a self-check for approx. 30

seconds:

•

Internal check of the electronics

•

Indicationoftheinstrumenttype,thermwareaswellasthesen-

sor TAGs (sensor designation)

•

Outputsignaljumpsbriey(approx.10seconds)tothesetfault

current

Then the corresponding current is outputted to the cable (the value

corresponds to the actual level as well as the settings already carried

out, e.g. factory setting).

Electronics and connec-

tion compar

tment f

power supply

Wiring plan external

electronics

Switch-on phase

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Vega VEGABAR 52 4 … 20 mA Bedienungsanleitung Seite 20