Siemens SIMATIC ET 200AL Manual page 18

Wiring
3.2 Pin assignment
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- 4
Pin
1
2
3
4
NOTICE
ET-Connection/supply voltage
Observe the correct wiring of the M8 sockets for ET-Connection and the supply voltage.
Mixing up the connector for ET-Connection and the connector for the supply voltage can
destroy the module.
18
Pin assignment of the supply voltage socket
Assignment
X81 socket (POWER output)
Supply voltage 1L+ (non-switched)
Ground 2M (switched)
Ground 1M (non-switched)
Load voltage 2L+ (switched)
Assignment of the wire color
of the power line cable
Brown
White
Blue
Black
Communication module CM 4xIO-Link 4xM12(6ES7147-5JD00-0BA0)
Front view of the
socket
Manual, 10/2017, A5E32352322-AE