Siemens SIMATIC ET 200AL - Page 112

Accessories/spare parts
C.3 Pin assignment and core color
Distributed I/O system
110 System Manual, 02/2018, A5E31861578-AF
C.3
Pin assignment and core color
Pin assignment of the sockets for ET-Connection
The tables below shows the pin assignments of the 2 sockets for the connection of
ET-Connection.
Table C- 14 Pin assignment for ET-Connection (interface modules)
Pin
Assignment
Assignment of the
core color of the
bus cable for
ET-Connection
Front view of the sockets
X30 socket
(ET-Connection1)
X31 socket
(ET-Connection2)
X30
X31
1
RXP
RXP
yellow
2 TXP TXP white
3
TXN
TXN
blue
4 RXN RXN orange
Shield-
ing
Functional earth FE -
Table C- 15 Pin assignment for ET-Connection (I/O modules)
Pin
Assignment
Assignment of the
core color of the
bus cable for
ET-Connection
Front view of the sockets
X30 socket
(ET-Connection
IN)
X31 socket
(ET-Connection
OUT)
X30
X31
1
TXP
RXP
yellow
2
RXP
TXP
white
3
RXN
TXN
blue
4
TXN
RXN
orange
Shield-
ing
Functional earth FE -
Pin assignment of the connector for infeed of the supply voltage
The table below shows the pin assignment for infeed of the supply voltage.
Table C- 16 Pin assignment of the supply voltage connector
Pin
Assignment
Assignment of the
core color of the power
cable
Front view of the
connector
X80 connector (power input)
1
Supply voltage 1L+ (non-switched)
brown
2
Ground 2M (switched)
white
3
Ground 1M (non-switched)
blue
4 Load voltage 2L+ (switched) black