Application planning
6.3 Configuration versions
S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF
171
Configuration of S7-1500H with R1 devices and backbone rings
Two fiber-optic cables (redundancy connections)
Backbone ring 1 (existing combined topology)
Backbone ring 2 (existing combined topology)
IO device ET 200SP HA (with system redundancy R1)
IO device ET 200SP (with system redundancy R1)
Figure 6-29 Configuration of S7-1500H with R1 devices and backbone rings
6.3.7.10 Configuration without additional devices
Introduction
The section below shows you the configuration of the S7-1500H redundant system without
additional devices (IO devices, switches, Y-link) at the PROFINET interface X1 P1R/X1 P2R of
the H-CPUs.