Wiring Plan, Double Chamber Housing - Siemens SITRANS LG270 Operating Instructions Manual

Electronics compartment
Connection compartment
with mains voltage
PBD-51041064
5.3

Wiring plan, double chamber housing

The following illustrations apply to the non-Ex as well as to the Ex-d-ia
version.
Fig. 15: Electronics compartment - double chamber housing
1 Internal connection to the terminal compartment
2 For display and adjustment module or interface adapter
Information:
The connection of an external display and adjustment unit is not pos-
sible with the Ex-d-ia version.
Fig. 16: Connection compartment with double chamber housing with mains
voltage
Terminal Function
1 Voltage supply
2 Voltage supply
5 4 ... 20 mA output (active)
6 4 ... 20 mA output (passive)
7 Mass - output
8 Function ground when in-
stalling according to CSA
(Canadian Standards Asso-
ciation)
SITRANS LG270 - Operating Instructions
4...20mA
+
1
2
( ) (-)
1
power supply
+
1 2
5
( ) (-)
/L
/N
PE
Polarity
+/L
-/N
+
+
-
2
6 7 8
5
1
4...20mA
6 7 8
27