Sending data to E3 via .NET web services.
1) Introduction The Internet as a means of communication used to be limited by the lack of integration between its several environments. The interoperability between different platforms is a very…
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KB-46571: Selecting multiple items in a ListBox.
Question: Can multiple items be selected at the same time in a ListBox? Solution: Yes. To do so, use ListBox’s Selected property and create a script that scrolls the items…
KB-35875: Reading negative values with Siox driver.
Question: When using Siox driver, why does SCADA display an approximate value of 65535 and not the negative values read in the device? Solution: This happens because Siox driver cannot…
KB-34488: Setting.VARS file to read and write the Database.
Question: How can a .VARS file be set to read and write the Database? Solution: To do so, use the following syntax: Cn = DB N POS,TAM Where:n = Number…
Calculating minimum, maximum, and average values on a Report’s field.
Question: How can a report display the minimum, maximum, and average values of a field being stores in a Historic? Solution: To do so, follow these procedures: Set the report’s…
KB-35493: M-Prot driver’s updating problems.
Question: Why has communication with M-Prot driver stopped after it was updated from version 2.06 to version 2.09? Solution: This happens because of new settings existing in version 2.09 that…
KB-36879: Communication with Siemens’ S7-1200 PLC via M-Prot driver.
Question: Can I establish communication with Siemens’ S7-1200 PLC via M-Prot driver? Solution: Yes. To do so, you must select the protocol ISOTCP (Ethernet) and set the following items: Uncheck…
KB-30855: Setting Prodave’s baud rate.
Question: Can Prodave’s communication baud rate be increased? Solution: According to the driver’s documentation, you can increase its baud rate via Siemens’ software. As for Elipse’s driver, you do not…
KB-32973: Sample Application – Elipse SCADA communicating with S7-200 via M-Prot driver.
This sample application shows how to access some of the variables from Siemens’ S7-200 PLC via M-Prot driver. Note: this application has been developed with Elipse SCADA v2.29 b092. Attachments:…
KB-32949: Using a Siemens’ USB cable with M-Prot driver.
Question: Can I establish communication with a PLC via M-Prot driver and a Siemens’ USB cable? Solution: No, you can’t. To communicate using a USB cable, you must use either…