Siemens SIMATIC ET 200AL System Manual page 926

Wiring
3.2 Pin assignment
Pin assignment of the sockets for ET-Connection
The table below shows the pin assignments of the two sockets for the connection of
ET-Connection:
Table 3- 3 Pin assignment for ET-Connection
Pin Assignment
X30 socket
(ET-Connection IN)
1 TXP
2 RXP
3 RXN
4 TXN
Shielding Functional earth FE
Pin assignment of the connector for infeed of the supply voltage
The table below shows the pin assignment of the connector for infeed of the supply voltage:
Table 3- 4 Pin assignment of the supply voltage connector
Pin Assignment
X80 connector (POWER input)
1 Supply voltage 1L+
2 Ground 2M
3 Ground 1M
4 Load voltage 2L+
Pin assignment of the socket for loop-through of the supply voltage
The table below shows the pin assignment of the socket for loop-through of the supply
voltage:
Table 3- 5 Pin assignment of the supply voltage socket
Pin Assignment
X81 socket (POWER output)
1 Supply voltage 1L+
2 Ground 2M
3 Ground 1M
4 Load voltage 2L+
20
Assignment of the wire
color of the bus cable
X31 socket
for ET-Connection
(ET-Connection OUT)
RXP Yellow
TXP White
TXN Blue
RXN Orange
-
Assignment of the wire
color of the power line
cable
Brown
White
Blue
Black
Assignment of the wire
color of the power line
cable
Brown
White
Blue
Black
Digital I/O module F-DI 4+F-DQ 2x24VDC/2A, 4xM12 (6ES7146-5FF00-0BA0)
Front view of the sockets
X30
Front view of the connector
Front view of the socket
Equipment Manual, V1.0, 05/2021, A5E51082342-AA
X31