Siemens Simatic PCS 7 Function Manual page 182

Advantages of high availability components
5.7 SIMATIC Route Control stations
Result
The following figure shows the SIMATIC PC station with Route Control application client (RC
application client) configured in HW Config:
Shared client for OS and Route Control
If a Route Control client and OS client are operated together on a SIMATIC PC station,
configure both client applications in HW Config in one SIMATIC PC station.
Additional information
● Manual
182
Process Control System PCS 7; SIMATIC Route Control
High Availability Process Control Systems (V9.0)
Function Manual, 05/2017, A5E39221836-AA