KB-26658: Tags’ quality.
Question: What is the meaning of the values of the tags’ Quality property? Solution: The quality value that is loaded/displayed in a tag follow the standards defined by OPC: For…
Category: English
KB-27822: Hiding E3Alarm’s alarm only after acknowledging it.
Question: How can I set up the alarm to be hidden on the E3Alarm only after it is acknowledged? Solution: To do so, on the alarm’s settings via E3Studio, you…
KB-6354: E3’s _sync.e3i file in HotStandby mode.
Question: Why is the name_of_database_sync.e3i file created in the active server of an application in Hot-Standby mode? Solution: When you enable the EnableSyncrhonization property in an application on HotStandby mode,…
KB-30528: Displaying the name of the active Formula.
Question: How can I display the name of the currrently active Formula? Solution: To do so, in the same script that passes the Formula’s name to the method responsible for…
KB-35631: E3 versions and builds when using Remote Domains.
Question: Why does the client Domain often disconnect from the server Domains? Solution: Probably, this happens because the client Domain’s version and build are different from the server Domains’ versions…
KB-27974: Recording alarms in Databases.
Question: How can I record alarms from my application on disk? Solution: On the Alarm Server, you can configure alarms to be saved in a Database. To do so, just…
KB-32808: Using images from the Domain’s resources.
Question: How can I display an image of the Domain’s resources on a Figure object? Solution: To do so, just go to E3Studio and edit the Figure object’s Filename property,…
KB-32552: Remote Domains – Demo Application.
Autor
Guilherme Taschetto
KB-32839: OnTagRead event’s purpose.
Question: What is the OnTagRead event’s purpose? Solution: This is an I/O Driver’s event. It is fired on every reading performed by the Driver, regardless of which tags are being…
KB-33148: Internal Tags in red in WatchWindow.
Question: Why are some Internal Tags displayed with quality 0 and in red in WatchWindow? Solution: This occurs when the Internal Tags are linked to I/O Tags and the Driver…