Block Diagram - Siemens SIMATIC S7-1500 Manual

Connecting up

Block diagram

The following figure shows the block diagram of the CPU 1511-1 PN.
①
CPU with control and operating mode
buttons
②
Display
③
Electronics
④
PROFINET 2-port switch
⑤
Backplane bus interface
⑥
Internal supply voltage
PN X1 P1 R PROFINET interface X1 Port 1
PN X1 P2 R PROFINET interface X1 Port 2
X50 SIMATIC memory card
Figure 3-3 Block diagram CPU 1511-1 PN
32
X80 24 V DC Infeed of supply voltage
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 LED Link TX/RX
CPU 1511-1 PN (6ES7511-1AK02-0AB0)
Manual, 12/2017, A5E40869673-AA