Siemens SIMATIC PCS 7 Service Manual page 29

Basic procedure
The following figure shows an example of the migration concept for a CAS (Central Archive
Server) database to the Process Historian in a PCS 7 environment.
Legend
1. Installation of a new PC station
Selection for PCS 7: Process Historian
You can find additional information on this in the documentation
Installation Notes .
2. Updating the software of the engineering station.
You can find information on this in the section "Installation of PCS 7 and settings on the ES
and OS (Page 39)".
3. Performing the software update for the PCS 7 project.
You can find information on this in the section "Adaptations in the PCS 7 project on the
ES (Page 47)".
4. Within the PCS 7 project:
Replace the CAS object in the PCS 7 project with a PH object.
You can find information on this in the section "How to replace the CAS with the PH
(Page 62)".
5. Stopping OS servers / OS single-station systems and updating the software.
Software update without utilization of new functions
Service Manual, 03/2016, A5E36200133-AA
5.1 Migration of CAS databases to the Process Historian
Preparing for the software update
Process Historian;
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