Question: Can E3Viewer‘s and E3Server‘s versions be displayed on a screen in the application? Solution: Yes. To do so, just use VBScript’s GetFileVersion() method to read the versions of E3Server.exe…
Question: Why does Excel interpret as absolute a value written in date formate by a DDE tag? Solution: If the Excel cell is formatted as Date/Time, several “###” characters will…
Question: How can I open Internet Explorer in the same window as E3 Viewer while keeping a new E3 Viewer from being opened? Solution: This can be achieved in the…
Question: How can I create a pulse button using the CommandButton object? Solution: To do so, there are at least two possibilities: you can write two scripts in events of…
Question: Can I record alarms and events on different tables in the Database? And how can I tell them apart in E3Alarm? Solution: You cannot record alarms and events on…
Question: How can I add the values of a Query field and show the result in a Display? Solution: To do so, you must use SUM() function in the SQL…
Question: How can I remove all alarms from the E3Alarm when the driver loses communication with the field device? Solution: One way to do so is to execute E3Alarm‘s Deactivate()…
Question: How can the application be set up to send an e-mail whenever an alarm is activated? Solution: To do so, you must use the SendMail driver and create an…
Question: On an application based in CDO-Collaboration Data Objects (tool developed by Microsoft to make it easier sending messages in applications)-, the IIS – Internet Information Services – is used…
Question: How can I create a chronometer with E3 version 2.5? Solution: To do so, you must use a Demo Tag and an Internal Tag. First, you must configure the…