Siemens Simatic S7-1500 - Page 160

Application planning
6.3 Configuration versions
S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF
159
S7-1500H configuration with R1 devices and Y-switch in the PROFINET ring
①
CPU 1
②
CPU 2
③
Two fiber-optic cables (redundancy connections)
④
PROFINET cable (PROFINET ring 1)
⑤
PROFINET cable (PROFINET ring 2)
⑥
IO device ET 200SP HA (with system redundancy R1)
⑦
IO device ET 200SP (with system redundancy R1)
⑧
Switch
⑨
Y-switch (SCALANCE XF204-2BA DNA)
⑩
PROFINET cable (PROFINET ring 3)
⑪
ET 200SP IO device (with system redundancy S2) or switched S1 device
Figure 6-19 S7-1500H configuration with R1 devices and Y-switch in the PROFINET ring