Text Format Filename Examples - ABB SM2000 User Manual

...3.5.1 Text Format Channel Data Files
When one of these conditions occurs, new channel data files are
created for each enabled group and the file extension index on
each new file is incremented by one from the previous file.
– if the original file had an extension of .D00, after
Example
one of the above events a new file will be created with the
same filename but an extension of .D01.
New text format channel data files are also created when the
daylight saving period starts or ends.
Files containing data generated during the daylight saving period
(summertime) have '~DS' appended to the filename.
– Start of daylight saving period:
Example 1
A daily file is started at 00:00:00 on 30
filename: 30Mar03ProcessGroup1.D00.
Summertime starts at 2:00am on 30
The clock changes
The existing file is closed and a new file is created –
filename: 30Mar03ProcessGroup1~DS.D00.
The file '30Mar03ProcessGroup1.D00' contains data
generated from 00:00:00 to 01:59:59 (before summertime
starts).
The file '30Mar03ProcessGroup1~DS.D00' contains data
generated from 03:00:00 (after summertime starts).
– End of daylight saving period:
Example 2
A daily file is started at 00:00:00 on 26
filename: 26Oct03ProcessGroup1~DS.D00
Summertime ends at 3:00am on 26
The clock changes
The existing file is closed and a new file is created –
filename: 26Oct03ProcessGroup1.D00
The file '26Oct03ProcessGroup1~DS.D00' contains data
generated from 00:00:00 to 02:59:59 (before summertime
ends).
The file '26Oct03ProcessGroup1.D00' contains data
generated from 02:00:00 (after summertime ends)
th
March 2003 –
th March 2003.
automatically to 3:00am.
th October 2003 –
th
October 2003.
automatically to 2:00am.

3.5.2 Text Format Filename Examples

'New file interval' set to hourly, filename tag set to 'Process
Group 1'; date is 10th October 2000; Channel data and alarm
event log files only enabled:
9:00 am New file created in which all channel data recorded
between 9:00 and 9:59:59 is archived in the following
file:
09_00_10Oct00_Process_Group_1.d00
09:12am Power interrupt occurs
09:13am Power restored and new file created:
09_00_10Oct00_Process_Group_1.d01
10:00am New file created in which all data recorded between
10:00 and 10:59:59 is archived.
10_00_10Oct00_Process_Group_1.d00
Note.
• Hourly files start exactly on the hour.
• Daily files start at 00:00:00.
• Monthly files start at 00:00:00 on the first of the
month.
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