KB-39321: Limits for communication ports.
Question: How can I communicate with ports COM5, COM6, COM7, etc., since the only options available at the driver’s configuration window are from COM1 to COM4? Solution: The options displayed…
Question: How can I communicate with ports COM5, COM6, COM7, etc., since the only options available at the driver’s configuration window are from COM1 to COM4? Solution: The options displayed…
Question: At an application, the following script is being used: Application.ShowFilePicker true, Application.GetObject(“Data.InternalTag1”).Value, , 98 Why is the Internal Tag not receiving the selected file’s path? Solution: This happens because…
Question: How can I establish communication with Micrologix 1500 in a DH-485 network? Solution: This must be done via OPC Protocol, with RS-Linx as server, and Elipse SCADA or E3…
Autor
Mateus Machado
This article will show you how to install and configure the PostgreSQL Database step by step, in order to use it with E3 via ODBC connection. To do so, you…
Question: Can I use a parallel hardkey (Hasp-4 model) with E3 versions higher than 3.0? Solution: No, you can’t. With versions higher than 3.0, you must use the HL model…
Question: When using historic pens, the E3Chart connects the points where the application was not communicating. How can I prevent this from happening? Solution: To do so, in E3Studio, you…
Question: Why is the message Query: ‘Query1’ is not valid. :16 being displayed on an E3Chart’s legend Status column? Solution: This can happen when the pen requires a Query (that…
Question: Can tags with the same name be inserted into different Projects of a Domain? Solution: Yes, they can. However, to do so, the Projects must be inserted in different…
Question: How can retrieve the number of records that have been returned by a query? Solution: To do so, you must use the RecordSet‘s RecordCount property. The example below shows…