To communicate with an OPC UA server, this information has to be defined. The server definition specifies the appropriate information to connect with an OPC UA server.
File location
<WorkspaceDirectory>\DataFiles\xio.OpcUa.ServerDefinitions.dat
Col# | Parameter | Description | Scope | Unit | Mandatory / default value |
|---|---|---|---|---|---|
1 | Name | The given name of the OPC UA server in the NETx Server. The combination of name and path must be unique within this definition file. | string | none | mandatory |
2 | Path | The generated path in the Item Tree. The combination of name and path must be unique within this definition file. | string | none | empty |
3 | URL | The URL of the OPC UA Server. | string | none | empty |
4 | User Security | If set to true, a secure connection will be used to connect to the OPC UA server. | true/false | none | false |
5 | Add Unknown Certificates | If enabled, unknown certificates are accepted by the OPC UA client implementation. If disabled, the certificate must be trusted by this computer. A trusted certificate must be either an official certificate or the CA certificate must be located in the certificate store of the local computer (path "Local Computer\NETx BMS Platform"). | true/false | none | True |
6 | Username | If the OPC UA Server requires authentication, the username must be specified here. | string | none | String |
7 | Password | If the OPC UA Server requires authentication, the passwordmust be specified here. | string | none | String |
8 | Write Timestamps | Choose which timestamps shall be used for writing to OPC UA data points. | Neither, Source, Server, Both | none | Neither |