Siemens Simatic S7-1500 CPU 1512C-1 PN Посібник з експлуатації обладнання - Сторінка 30

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Connecting up

This section provides information on the pin assignment of the individual interfaces and the
block diagram of the CPU.
24 V DC supply voltage (X80)
The connector for the power supply is plugged in when the CPU ships from the factory.
The following table shows the signal names and the descriptions of the pin assignment of
the 24 V DC supply voltage.
Table 4-1  Pin assignment 24 V DC supply voltage
Figure   
1)
1L+ and 2L+ as well as 1M and 2M are bridged internally
Maximum 10 A permitted
2)
If the CPU is supplied by a system power supply, it is not necessary to connect the 24 V
supply.
30
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Signal name
Connector
1
2
3
4
1)
1L+
+ 24 V DC of the supply voltage
1M
Ground of the supply voltage
2M
Ground of the supply voltage for loop-through
2L+
+ 24 V DC of the supply voltage for loop-through
Description
CPU 1511-1 PN (6ES7511-1AL03-0AB0)
Equipment Manual, 11/2022, A5E40869673-AC
4
2)
2)