The NETx Servers provide a standardized OPC UA (Unified Architecture) interface. OPC UA is one of the most important communication protocols for Industry and the IoT.
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The OPC UA extension is available through the Extension Manager. When the server is stopped, the Extension Manager can be started from the studio menu Extensions / Manager / Start extension manager...
- Open the Extension Manager on the PC where you have the Internet connection.
- Navigate to the "Not installed" tab. Select the "OPC UA". Afterwards, press the "Install" button,
After a successful installation the following confirmation dialog appears.
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First of all, the OPC UA driver has to be enabled (option "Enable OPC UA"). Then, a username / password for connecting to the OPC UA interface can be set. As an alternative, "Anonymous Access" can be enabled (more information about the remaining configuration options can be found in the reference manual). After having changed the required settings, the server must be restarted.
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After the server restart, the Server Items of the NETx Server will available through OPC UA. To connect from an OPC UA client, the OPC UA connection URL for the NETx Server has to be entered. These server URLs can be found within the System Log Messages after server startup. Open the system log file and search for the following entries:
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