Instance Attributes (Instance #41, OPC UA Discovery Server)
This instance holds the URL of the OPC UA Discovery server used by the Anybus CompactCom.
# | Name | Access | Data Type | Description |
|---|---|---|---|---|
1 | Name | Get | Array of CHAR | “OPC DS URL” |
2 | Data type | Get | UINT8 | 07h (= CHAR) |
3 | Number of elements | Get | UINT8 | 80 (Max Discovery server URL length is 80 characters.) |
4 | Descriptor | Get | UINT8 | bit 0: 1 = Read access bit 1: 1 = Write access bit 2: 1 = Shared access |
5 | Value | Get/Set | CHAR[80] | Actual OPC UA Discovery Server Format: “opc.tcp://<hostname/ip-address>[:<port>]”. The port is optional to have in the URL, if left out the default value is used: 4840. Value set to this attribute will be used on the next connection attempt towards the discovery server. |
6 | Configured value | Get | CHAR[80] | The configured value always equals the actual value (Attribute 5) |