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…
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…
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…
Descrição: Como exportar uma tabela do SQL Server para o Excel? Solução: Para isto, siga estes procedimentos: 1. Crie uma planilha cuja primeira linha será o cabeçalho para suas colunas.…
Autor
Mateus Machado
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…
Descrição: Existe uma função para saber o tamanho de um array? Solução: Sim. A função que deve-se utilizar é UBound. Exemplo de script sendo executado em um botão na tela: Dim…
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,…