Example configuration for the central archive server:
PCS 7 OS Client 1
PCS 7 OS Server 1
Plant bus
Terminal bus
Fieldbus
OPC client
PCS 7 OS Server 2
PCS 7 OS Client 2
Archive server
OpenPCS 7 station
S7-400 S7-400 S7-400
ET 200 ET 200ET 200
Redundant configuration
If the CAS is implemented redundantly, the OpenPCS 7 station can also be operated on both
servers.
Note
If the OpenPCS 7 station is operated on both CAS machines, the redundancy switchover of
the OPC client must be implemented on the OPC client.
5.3.3 OpenPCS 7 combined with an OS single station
OpenPCS 7 on an OS single station
PCS 7 supports an OpenPCS 7 station running on an OS single station. This provides the data
from one or more OS servers to OPC clients.
Configuration:
System configurations
5.3 OpenPCS 7 combined with an OS
OpenPCS 7
36 Function Manual, 05/2012, A5E02780178-02
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