<t>Dear Leopold, thank you for this informations.<br/> <br/> I'm trying the ARCHIVENUM Option in SQL queries.<br/> Unfortunately this option does not have a big impact on query times.<br/> <br/> The following statements deliver about 29.000 lines (time is average of 6 executions):<br/> SELECT '_offl...

<r>I'm using WinCC OA Version 3.11 and I have problems on accessing historical data by AES screen.<br/> <br/> I save strings to a value archives to store events.<br/> Value changes, Commands, Attribute changes like alert limit changes; all are written to a special DPEs (.msg) which every DP have and...

sorry folks, my fault :blink:

the bit32 alert handling ranges must be defined by patterns not by numbers.
1st range:good range
2nd range:=01 (alert) NOT 1
3rd range:=11 (warning) NOT 3

now it works.

nice weekend

<t>hi all<br/> <br/> I'm trying to use alert handling discrete on bit32 variables to get alerts exactly if one of the bits are set.<br/> <br/> Exactly alert handling discrete with 3 ranges like:<br/> 1st range:good range<br/> 2nd range:=1 (alert)<br/> 3rd range:=3 (warning)<br/> <br/> If I'm using t...

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