VEGA VEGAWELL 51 4 … 20 mA - Manual (Page 19)

5 .3 Wiring plan
4
1
2
2
3
Fig. 6: Wire assignment, suspension cable
1 blue (-): to power supply or to the processing system
2 brown (+): to power supply or to the processing system
3 Shielding
4 Breather capillaries with filter element
1
2
–
+
1
2
3
4
5
6
1
2
3
4
5
6
Fig. 7: Terminal assignment VEGABOX 02
1 To power supply or the processing system
2 Shielding 3 )
5 .4 Switch on phase
A fter connecting VEGAWELL 51 to power supply or after a
voltage recurrence, the instrument carries out a self-check:
l
I
nternal check of the electronics
l
4 … 20 mA output jumps to the failure signal
T hen VEGAWELL 51 delivers a current of 4 … 20 mA to the
cable. The value corresponds to the actual level as well as to
settings already carried out, e.g. the factory setting.
3) C onnect screen to ground terminal. Connect ground terminal on the outside
of the housing as prescribed. The two terminals are galvanically connected.
Direct connection
Connection via
VEGABOX 02
VEGAWELL 51 • 4 … 20 mA 19
C onnecting to power supply
32465
-
EN
-080604