OPC UA

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OPC UA

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To create a new OPC UA server select the menu item OPC UA. You’ll see the following window:

opcuaproperties

List of properties:

Property

ST script field*

Description

Name


Name of the OPC UA server.

URI

uri

OPC UA server address.

Poll interval

interval

Polling interval (period) of the server's requests.

Security mode

mode

Security mode of the OPC UA server - None, Sign, Sign and Encrypt.

Policy

policy

Security policy of the OPC UA server - Basic128RSA15, Basic256, Basic256SHA256

Anonymous

anonymous

Check it if you don't want to use User's token.

Username

username

If you use user token enter username in this field.

Password

password

If you use user token enter password in this field.

* This field is used in ST scripts. For example: Servers.Server1.interval = 2000. In this script command poll interval of the Server1 will be changed to 2000 ms. For OPC UA server you have to reconnect server. Also for all servers you can use fields:

connect - connect to the server.

connected - check connection.

lostconnection - check lost or not connection.