Siemens ET 200pro Operating Instructions Manual page 384

Analog electronic modules
15.1 Analog electronic module 4 AI U High Feature (6ES7144-4FF00-0AB0)
Pin assignment of connection module CM IO 4 x M12
The table below shows the pin assignment of the 4 AI U High Feature for the connection
module CM IO 4 x M12.
View of circular connector
①
384
Shielded copper cables
Terminal Assignment X1 to X4
1 24V encoder supply U
2 Input signal DI
Input signal U
Input signal U
Input signal U
3 Encoder supply ground 1M
4 Input signal U
Input signal U
Input signal U
Input signal U
5 Functional earth (FE)
Operating Instructions, 03/2013, A5E00335544-08
S
+: Connector X1
0
+: Connector X2
1
+: Connector X3
2
+: Connector X4
3
-: Connector X1
0
-: Connector X2
1
-: Connector X3
2
-: Connector X4
3
ET 200pro distributed I/O system