Question: Is there any method that records the Setpoint’s value in a tag without having to press Enter button? Solution: In a Setpoint, the default behavior is pressing Enter to…
Question: How can an E2Button be set up to use bitmaps as the button’s background? Solution: To do so, follow these procedures: Include two bitmaps (pressed and not pressed) in…
Question: At E3Chart, can I pick a new color for a pen being plotted when clicking the information displayed in the legend of this pen? Solution: Yes. To do so,…
Question: A group with setpoints has a button that changes its status from Visible to Invisible, and vice versa. However, when the value of one of these setpoints is edited…
Sample application that establishes basic communication via OPC. In the attached folder are both the server and the client applications. NOTE: be sure to remember setting up the server machine’s…
Question: When Prodave driver is inserted into the application, an error message is returned. In Elipse SCADA, the following message appears on screen: “Failed to load driver DLL ‘c:\temp\prodave.dll’”. In…
Question: Is there any function that will help me find out an array’s size? Solution: Yes. To do so, you must use Ubound function. Example of script running in a button…
Question: What are the advantages of communicating via OPC client/server? Solution: Some advantages of communicating via OPC are: Drivers’ easy configuration: once the tag base is created in the OPC…
Question: Why is an OPC tag imported from an E3 Server displayed as folder containing several properties? Solution: OPC tags are imported as folders containing its main properties. If necessary,…
Question: How can I disable a button only for certain groups of users (for example, to keep users not belonging to Administrators group from accessing it when they are logged…