KB-26869: Alarm filter in an SQL query.
Question: In the application, I have the following folder structure for alarms: alarms\general\se01\switch01 \switch02 \… \switch20 How can I set up the return all alarms from all switches of a…
Categoria: En
KB-16651: Query1(Disconnected) :32 Error Message.
Question: Why is the message “Query1(Disconnected) :32” being displayed in the legend’s Status column in E3Chart? Solution: This happens when there are special characters on a chart’s field, such as…
KB-27603: Transferring information from one DOM file to another.
Question: How can the information from one domain (users and permissions) be transferred to another one? Solution: You cannot perform this directly. So, you must copy the file with the…
KB-32178: Copying files from another machine on the network via E3.
Question: How can I copy a file that is on another machine of the network via E3? Solution: This can only be done via scripts. Example (script being executed at…
KB-33052: Creating modal screens.
Question: How can I open a screen so that it stays on top of other screens and does not allow accessing them until it is closed? Solution: To do so,…
KB-28200: Historic not recording decimal values.
Question: The application reads the PLC’s decimal value as “0.98”, but the Historic displays this value as 0 instead. Why does this happen, and how can I fix this? Solution:…
KB-30172: Running two E3 applications in the same computer.
Question: Can two E3 applications run in the same computer? Solution: No, they cannot. To work around this issue, you can try one of the following: Using two different computers;…
KB-33057: Retrieving individual data on date and time.
Question: How can I get individual data about the current date (day, month, year, hour, minute and second)? Solution: To do so, you can use now command, which returns the…
KB-35691: Changing only the Source field in a link.
Question: Can I remove only a link’s source via scripts, with no need to change the other settings (in a table link, for example)? Solution: Yes, you can. To do…
KB-27313: Erasing the domains list displayed when E3Studio starts.
Question: How can I erase the list with the projects registry displayed when E3Studio starts? Solution: To do so, just follow these procedures: Open Run command via Start menu. Execute…