Siemens SITRANS LG250 Operating Instructions Manual page 20

Electronics compartment
Terminal compartment
20
Bus
( )
Fig. 10: 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 Simulation switch ("on" = simulation mode)
( )
1
Fig. 11: Terminal 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.
SITRANS LG250 - Operating Instructions
0
+
1 2
5 6 7 8
(-)
1 1
Bus
+
1 2
5 6 7 8
(-)
2
3
2
3
4
PBD-51041056