Here are some informations (PCS7 Version 8.0) about Alarms/Messages:
The following products are offered for OS long-term archiving:
More economical version for the lower performance range; for archiving about 1 600 values/s from as many as four single stations, servers or pairs of servers
• Central Archive Server (CAS), can be configured as single or redundant version:
High-performance version for modernization and expansion of plants with CAS; for archiving about 10 000 values/s from up to 11 servers or pairs of servers
• Process Historian
Perspective high-performance version
The sample time is configurable.
You can configure many online variables - so many as you can see in a practical operation but the data is collected only when the Trend is visible.
So if you want to see 50 variables at the same time you can. More than this isn't practical.
|=== Bearbeitet von Mario Braganca @ 09.02.2012 20:15 [GMT ] ===|
Mario Herzog Braganca