TN DAS153 Connecting to an OPC UA Server through the Wonderware Gateway OI Server
This article from InSource walks through setting up a connection to an OPC UA Server through the Wonderware Gateway OI Server.
- Author: Joseph Hefner
- Published: 12/6/2016
- Applies to: Wonderware Gateway OI Server 1.0 or later
Step 1) Right click the Configuration and choose "Add OPCUA Connection":
Step 2) Right click on the new OPC Object and select Rename.
In this case I have renamed the object to OPC.
Step 3) Enter the OPC UA Server Information:
Step 4) Right click on the OPC Object and select "Add OPCUAGroup Connection":
Step 5 ) Rename the new OPCUA Group by right clicking on it and selecting "Rename":
In this example, I have renamed it to Group:
The Device Group Name below will be used as a topic when connecting to the Gateway OI Server.
Step 6) Right click on the Gateway OI Server and choose "Activate":
Step 7) Test the connection.
In the example below, I am using Wonderware client to test the connection to the OPC UA Server:
First go to Connections \ Create:
Enter gateway for the Application name and the Device Group Name from Step 5 will be your Topic:
Finally, Go on the Item Menu. In the Item box enter the name of the OPC UA Item you would like to read and click the "AdviseEx" button:
If you have established good communication the quality of the item you are reading will be 0x00c0 as below: