How to Connect Third-Party Clients

In this tutorial, we will show how to use third-party OPC UA clients when connecting to our OPC UA server.

We use the OPC URL opc.tcp://localhost:4841 in the following tutorial. This URL is the one exported by the Demo Server.

You may connect to the OPC UA Demo Server with any OPC UA client. We are using the following clients in this tutorial:

UAExpert

After starting UAExpert, click on the plus icon button.

../_images/uaexpert0.png

Double click on “Double click to Add Server” in the popup window.

../_images/uaexpert1.png

Enter endpoint URL ‘opc.tcp://localhost:4841’ and click OK.

../_images/uaexpert2.png

Expand the subtree under endpoint URL, select ‘None – None’ and click OK.

../_images/uaexpert3.png

The left pane shows the OPC UA server name. Connect to the OPC UA server by clicking on the connect icon as shown in the following screenshot.

../_images/uaexpert4.png

The address space is shown in the left pane after connecting. The right pane and the upper pane shows attributes of selected node.

../_images/uaexpert5.png

ProSys OPC UA

Start the ProSys OPCUA client application. Enter Endpoint URL and click on the arrow icon.

../_images/prosys1.png

The following screenshot show the popup that appears after clicking the arrow icon. Select security mode ‘None’ and security policy ‘None’. Click OK.

../_images/prosys2.png

The address space is shown in the left pane after connecting. The middle pane shows attributes of selected node and the right pane shows references of selected node.

../_images/prosys3.png

dataFEED OPCUA

Start the dataFEED OPC UA client

../_images/datafeed1.png

Double click to add session. Add the following Endpoint URL in the popup window: ‘opc.tcp://localhost:4841’ and click OK.

../_images/datafeed2.png

After connecting, the middle pane shows the Address Space tree and the left pane shows the attributes of the selected node.

../_images/datafeed3.png