VEGA VEGABAR 81 Save sensor - Quick setup guide - Manual (Page 9)

9
4 Connecting to power supply
VEGABAR 81 • Slave sensor for electronic differential pressure
46331-EN-131125
7. Check the hold of the wires in the terminals by lightly pulling on
them
8. Connect the screen to the internal ground terminal, connect the
outer ground terminal to potential equalisation
9. Tighten the compression nut of the cable entry gland. The seal
ring must completely encircle the cable
10. Reinsert the display and adjustment module, if one was installed
11. Screw the housing cover back on
The electrical connection is finished.
4.2 Single chamber housing
The following illustration applies to the non-Ex, Ex-ia and Ex-d ver-
sion.
5 6 7 8
4
2
1
Master
Fig. 4: Wiring plan VEGABAR 81 Slave sensor
1 To the sensor
2 Ground terminal for connection of the cable screen 1)
4.3 Connection example
5 6 7 8
4
2
3
1
4
5 1 2 + ( ) (-) 6 7 8
4...20mA
Fig. 5: Connection example VEGABAR 81 slave sensor
1 VEGABAR 81
2 VEGABAR 81 slave sensor
3 Connection cable
4 Supply and signal circuit VEGABAR 81
Electronics and terminal
compartment
Connection example,
slave sensor
1) Connect screen here. Connect ground terminal on the outside of the housing
to ground as prescribed. The two terminals are galvanically connected.