8.6
User archives
Configuration
The performance data can be limited by system resources.
The fields of the user archives are mapped as columns in the WinCC Configuration Studio.
Maximum
Total archives
No limit
User archive fields
1)
500
Data records per user archive
10 000
User archive views
No limit
1) Maximum 1 000 000 fields total.
Runtime
The following measurement values are guideline values for WinCC user archives in Runtime.
The values depend on the hardware used and the configuration.
Limit conditions
Configuration of the user archives in the WinCC project used:
● One WinCC tag per field
● 1 000 000 entries each:
– 100 fields with 10 000 data records.
– 500 fields with 2 000 data records.
Determined Values (approx.)
10 fields
500 fields
Picture change from a neutral picture to a picture with a linked
UserArchiveControl.
Measurement result depends on the fill level of the control:
Full display takes up to 15 seconds during the first load or in
the case of large configuration changes in the user archive.
1 second
5 seconds
Read record:
Click the control button to read the value to the corresponding
tags.
1 - 2 seconds
1)
n seconds
2)
Write record:
Click the control button to write the value to the corresponding
tags and display the tag contents in I/O fields.
1 - 3 seconds
1)
n seconds
2)
Focus change from first to last record.
1 - 2 seconds
1 - 2 seconds
1)
10 fields with a total of 10 tags.
2)
500 fields with a total of 500 tags.
Performance Data
8.6 User archives
WinCC: General information and installation
214
System Manual, 02/2017, A5E40840020-AA