An OPC UA Subscription object groups OPC UA Tags that share a scan time (the Scan property) and the possibility of enabling or disabling the reading of all items at once (the Enable property). The existence of an OPC UA Subscription object is mandatory to create OPC UA Tags. To insert an OPC UA Subscription object, follow this procedure:

1.Right-click an OPC UA Driver and select the Insert - OPC UA Subscription option.

Inserting an OPC UA Subscription

Some properties of an OPC UA Subscription can be configured using the Properties List, without creating scripts for this. If users want to configure any property, locate it on the Properties List and perform the settings. For more information, please check E3 Reference and Scripts Manual.