User Manual

Controller
5.3 ExternalOPCServer
OPC is an industrial standard created in a collaboration of automation hardware
and software suppliers. The standard defines methods for exchanging real-time
automation data between PC-based clients using Microsoft operating systems.
An OPC server acts as a controller towards an operator panel.
5.3.1 OPCClassicClient
Settings for the OPC Classic client is made in the Choose Controller dialog.
Select Localhost when accessing an OPC server running in your local PC.
Select Remote Server when accessing an OPC server in the network environment,
and click Browse to select the OPC server. Clicking Refresh makes it possible to
select the OPC server from the OPC Server drop-down list next time.
Add OPC server tags by clicking the small arrow at the right-hand side of the Add
buttonontheTagstab:
To validate tags from a remote OPC server in the iX Developer project, return to
the Controllers tab and select the remote OPC server once more, and click OK.
This procedure is necessary as the tags in the remote OPC server may have been
changed since they were selected on the Tags tab.
5.3.2 OPCUAClient
Settings for the OPC UA client can be m ade in the Choose Controller dialog.
Open the dialog by clicking the Add buttonontheControllerstab.
Enter the URL to the OPC UA server.
ControllerSettingsDialog
ThesettingsdialogfortheOPCUAServerisavailablebyclickingtheSettings
buttonontheControllerstab.
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