OPC UA Connector
Overview
The OPC UA Connector allows connection to devices that support for devices that support the OPC UA protocol. Addresses that are base data types can be read and written to when using INT, DEC and STRING Tags, ad UDT tags can be read and written to if the tag is a DATA Tag. Batch read and writes are also supported.
Parameters
| Name | Values | Description |
| URL | String e.g. opc.tcp://192.168.0.100 | URL of target OPC UA enabled PLC |
| ENDPOINT | String e.g. [SIMATIC.S7-1500.OPC-UA.Application:PLC_1] [None] [#None] [opc.tcp://172.16.39.239:4840] | End Point server of target OPC UA enabled PLC |
| USERNAME | String | If security is applied this is the username for authentication |
| PASSWORD | String | If security is applied this is the password for authentication |
| UPDATERATE | Int | Update rate for polling the PLC |
| AUTHENTICATE | Boolean | Indicates if security is applied on the PLC and authentication is required |
| INVOKEREQUIRED | Boolean | Indicates if handling of a certificate call for authentication should be responded to |
Supported Tag Types:
...
Connector Methods
| Name | Arguments | Description |
| READTAG | NODEID |
For single values use the address format shown in the Addressing section. For Batch Writes Separate the NODEID's with | character |
| WRITETAG |
NODEID |
For single values use the address format shown in the Addressing section. For Batch Writes Separate the NODEID's with | character |
|
VALUE |
For single values simply pass in the values that is the appropriate data type for the NODEID. For Batch Writes Separate the VALUES's with | character |
Addressing
For Batch Addressing use the READTAG Connector method and follow the Argument Syntax.