Siemens SIMATIC S7-155R/H Ekipman Kılavuzu - Sayfa 28
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Block diagram
The following figure shows the block diagram of CPU 1518HF-4 PN.
①
SIMATIC memory card (X50)
②
Display
③
Mode selector RUN/STOP/MRES
④
Electronics
⑤
PROFINET 2-port switch
⑥
Synchronization interface
⑦
Backplane bus connection
(connection to backplane bus not
configurable)
⑧
Internal supply voltage
⑨
Supply of the 24 V DC supply voltage (X80)
PN X1 P1 R
PROFINET interface X1 port 1
PN X1 P2 R
PROFINET interface X1 port 2
Figure 3-4
Block diagram of CPU 1518HF-4 PN
CPU 1518HF-4 PN (6ES7518-4JP00-0AB0)
Equipment Manual, 05/2021, A5E49868646-AA
PN X2 P1
PROFINET interface X2 port 1
PN X3 P1
PROFINET interface X3 Port 1
HSYNC X4 P1
H-Sync interface X4 port 1
HSYNC X5 P1
H-Sync interface X5 port 1
L+
24 V DC supply voltage
M
Ground
R/S
RUN/STOP LED (yellow/green)
ER
ERROR LED (red)
MT
MAINT LED (yellow)
X1 P1, X1 P2, X2 P1,
LED Link TX/RX
X3 P1, X4 P1, X5 P1
Connecting
3.1 Terminal assignment
27