Terminal And Block Diagrams; Block Diagram Of The Cpu Part - Siemens Simatic S7-1500 CPU 1512C-1 PN User Manual

Wiring

4.3 Terminal and block diagrams

4.3 Terminal and block diagrams
4.3.1

Block diagram of the CPU part

Block diagram
The following figure shows the block diagram of the CPU part.
①
CPU with control and operating mode
buttons
②
Display
③
Electronics
④
Interface to on-board I/O
⑤
Interfaces to the backplane bus
⑥
Backplane bus interface
⑦
Internal supply voltage
⑧
2-port switch
X50 SIMATIC memory card
X80 24 V DC Infeed of supply voltage
Figure 4-3 Block diagram of the CPU part
80
PN X1 P1 R PROFINET interface X1 port 1
PN X1 P2 R PROFINET interface X1 Port 2
L+ 24 V DC supply voltage
M Ground
SF STOP ACTIVE LED (yellow)
R/S RUN/STOP LED (yellow/green)
ER ERROR LED (red)
MT MAINT LED (yellow)
X1 P1, X1 P2 Link TX/RX LED
CPU 1512C-1 PN (6ES7512-1CK01-0AB0)
Manual, 12/2017, A5E40898741-AA