How To Set The Redundancy Of The Central Archive Server - Siemens SIMATIC PCS 7 Function Manual

Additional information
● Online help on
4.5.4

How to set the redundancy of the central archive server

The properties of the central archive server can only be set for the the archive server with the
"WinCC application CAS".
Procedure
1. In the tree of the component view, select the "[OS]" object underneath the archive server's
2. Select the menu command Edit > Object Properties.
3. Open the ""CAS – Central archive server options" tab.
4. Activate the check box of the archive for which you want to configure archiving:
5. Make the following settings in the "Archive size" group:
6. Specify the "Time of first segment change".
7. Click "OK".
Fault-tolerant Process Control Systems (V8.0)
Function Manual, 03/2012, A5E02779471-02
STEP 7
SIMATIC PC station.
The "Properties - OS:[Name of OS]" dialog box opens.
– All
– TagLogging Fast
– TagLogging Slow
– AlarmLogging
– Reports (OS reports and Batch reports from SIMATIC BATCH)
– In the "Time period for all segments" input box, enter the entire period of time during
which archives are to be created.
– In the "Max. size for all segments" input box, enter the maximum time period for all
segments combined. This imposes a limit in terms of the memory requirements.
These settings will depend on the maximum amount of storage space that is available
for your archives.
– In the "Time period for a single segment" input box, enter the period of time during which
archive data are to be archived in a single segment.
– In the "Max. size of a single segment" input box, enter the maximum size for a single
segment.
Depending on which parameter is satisfied first, the single segment is closed and a new
single segment created.
Advantages of fault-tolerant components
4.5 Operator stations
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