VEGA VEGABAR 87 Profibus PA - Operating Instructions - Manual (Page 22)

22
5 Connecting to power supply
VEGABAR 87 • Profibus PA
45047-EN-131107
Bus
5 1 2 +
( ) (-) 6 7 8
2
3
4
1
Fig. 15: Connection compartment, double chamber housing
1 Voltage supply, signal output
2 For display and adjustment module or interface adapter
3 For external display and adjustment unit
4 Ground terminal for connection of the cable screen
Information:
The use of an external display and adjustment unit and a display and
adjustment module in parallel in the connection compartment is not
supported.
5.5 Double chamber housing Ex d
4 1
5
0 0
5
1
6
2
7 3 8
4
9 0
5
1
6
2
7 3 8
4
9
1
0
1
6 7 8
Bus
2
3
1 2 + ( ) (-)
Fig. 16: Electronics compartment, double chamber housing
1 Internal connection to the connection compartment
2 Contact pins for the display and adjustment module or interface adapter
3 Selection switch for bus address
4 Internal connection to the plug connector for external display and adjust-
ment unit (optional)
Connection compartment
Electronics compartment