If you have a Flexy then you are able to log your data and have a historical view of your tag values.
When you are creating your tag, two logging options can be activated:
- Historical Logging
This feature will store the data so you can check the tag value on a specific date range.
- Real Time Logging
This option will display the most recent values of a tag in graph form.
Once your tag is created and logging enabled, you will have the possibility to either view the Historical Logging Table or the Real Time Log from the View I/O page.
You will find more information:
KB-0039 Tag Quality