# OPC UA

In the Home page, tap Configuration > External systems > OPC UA.

To enable the OPC UA protocol, select the Enabled check box and type the number of the port to use in the OPC UA Port field. Then, tap on Save.

Automatically close inspections: If this check box is selected then when an inspection is completed, the software automatically exits from the test.

Default value: 4840

By default, the Enabled checkbox is not selected.

## Applies to: