Siemens SIMATIC ET 200AL System Manual page 320

Wiring
3.2 Pin assignment
Pin assignment of the sockets for ET-Connection
The table below shows the pin assignments of the 2 sockets for the connection of
ET-Connection.
Table 3- 2
Pin
1
2
3
4
Shield-
ing
Pin assignment of the connector for infeed of the supply voltage
The following table shows the pin assignment for infeed of the supply voltage.
Table 3- 3
Pin
1
2
3
4
24
Pin assignment for ET-Connection
Assignment
X30 socket X31 socket
(ET-Connection1) (ET-Connection2)
RXP RXP
TXP TXP
TXN TXN
RXN RXN
Functional earth FE
Pin assignment of the supply voltage connector
Assignment
X80 connector (power input)
Supply voltage 1L+ (non-switched)
Ground 2M (switched)
Ground 1M (non-switched)
Load voltage 2L+ (switched)
Assignment of Front view of the sockets
the wire color of
X30
the bus line
cable for
ET-Connection
Yellow
White
Blue
Orange
-
Assignment of the
wire color of the
power line cable
Brown
White
Blue
Black
IM 157-1 PN (6ES7157-1AB00-0AB0)
Equipment Manual, 05/2021, A5E32347036-AE
X31
Front view of the
connector