Wiring - Siemens SIMATIC S7-1500 Manual

Wiring

This section provides information on the terminal assignment of the individual interfaces
and the block diagram of the CPU 1511-1 PN.
24 V DC power supply(X80)
The connector for the power supply is inserted in the factory state of the CPU.
The following table shows the terminal assignment for a 24 V DC power supply.
Table 3- 1
* 1L+ and 2L+ and 1M and 2M are jumpered internally.
** Make sure that the current is limited to 10 A.
If the CPU is supplied by a system power supply, the 24 V supply connection is not required.
The 2L+ and 2M connections can be used to loop-through the 24 V supply.
CPU 1511-1 PN (6ES7511-1AK00-0AB0)
Manual, 01/2013, A5E31264526-AA
Terminal assignment 24 V DC power supply
View Signal name*
1L+ 24 V DC
2L+ 24 V DC **
1M Ground
2M Ground **
3
Pin assignment
21