Question: Why is OPC communication working properly in E3Studio, but not when being executed (even after DCOM has been set up)? Solution: This happens because the OPC Server cannot be…
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: 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…
Descrição: Ao inserir o driver Prodave na aplicação, é retornada uma mensagem de erro. No Elipse SCADA, a seguinte mensagem aparece na tela: “Não foi possivel abrir o driver DLL…
Question: What does error 8004F004 stand for, when displayed by an OPC client using Elipse Drivers OPC as its OPC server? Solution: This error informs the user that there are…
Question: Can Elipse E3 work as an OPC Client, accessing all variables from either a local server or a server on the network? How can it be done? Solution: Elipse…
Question: How can I convert a decimal value into binary? Solution: To convert these values, you must divide the first one by 2, then take the rest (always 0 or…
Question: How can a dynamic Array be declared? Solution: First, you must declare the array with no size. Then, use ReDim declaration to size the array as needed. Script being…
Descrição: Como declarar um Array dinâmico? Solução: Primeiro, deve-se declarar o array sem nenhum tamanho. Na sequência, utilize a declaração ReDim para dimensionar o tamanho do array conforme desejado. Exemplo de…
Question: How can I set the Viewer to open in dual monitors on Windows 7? Unlike Windows XP, where the X axis’s resolution is doubled when the monitor is extended,…