Siemens Simatic S7-1500 - Page 92

System overview
5.2 Configuration
S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF
91
H-CPU configuration with CP 1543-1 and active backplane bus on an Industrial Ethernet
①
Engineering station
②
CPU 1
③
CPU 2
④
CP 1543-1
⑤
PROFINET cable (PROFINET ring)
⑥
Two fiber-optic cables (redundancy connections)
Figure 5-18 S7-1500H configuration with CP 1543-1 and active backplane bus
Configuration with CP 1543-1 at a redundant Industrial Ethernet
You can find more information in the Configuration variants (Page 134) section.