Wiring Plan, Ex-D-Ia Double Chamber Housing - Siemens SITRANS LG250 Operating Instructions Manual

Electronics compartment
Terminal compartment
PBD-51041388
Contact pin
Pin 1
Pin 2
Pin 3
Pin 4
5.6

Wiring plan, Ex-d-ia double chamber housing

Fig. 17: Electronics compartment, double chamber housing
1 Internal connection to the terminal compartment
2 For display and adjustment module or interface adapter
3 Internal connection to the plug connector for external display and adjust-
ment unit (optional)
Fig. 18: Connection compartment with double chamber housing Ex d
1 Voltage supply/Signal output
2 Ground terminal for connection of the cable screen
SITRANS LG250 - Operating Instructions
Colour connection ca-
ble in the sensor
Brown
White
Blue
Black
4...20mA
+
1 2
( ) (-)
1
4...20mA
+
1 2
( ) (-)
1
Terminal, electronics
module
5
6
7
8
2
6 7 8
5
3
2
25