Users And Roles With Opc Ua Function Rights - Siemens SIMATIC ET 200AL System Manual

Distributed i/o system

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OPC UA communication

9.3 Using the S7-1500 as an OPC UA server

● Additional user administration via the security settings of the project

If you select this option, the user management for the open project will also be used for

user authentication for the OPC UA server: The same user names and passwords are

then valid in OPC UA as in the current project.

Proceed as follows to activate user management for the project:

– Click "Security settings > Settings" in the project tree.

– Click the "Protect this project" button.

– Enter your user name and your password.

– Enter additional users under "Security settings > Users and roles".

● If you configure an additional OPC UA server in your project, also select the option

"Enable additional user administration via the security settings of the project". Repeated

input of user names and passwords is then unnecessary.

Users and roles with OPC UA function rights

The following option for user authentication uses central project settings for project users:

For configuration of CPU properties (OPC UA > Server > Security > User authentication).

There is the option: "Enable additional user administration via the security settings of the

Before you can edit the security settings, the project must be protected and you must be

logged on with sufficient rights, for example as administrator.

Settings in the project tree > "Security settings"

You access the central user settings and roles in the protected project in the project tree

under "Security settings". This is where you centrally define users with user name, password

and function rights. You can simply use these settings elsewhere.

Reusing central security settings

Example for reuse:

● User selection for user authentication for OPC UA server

With this setting, you tell the server which client (user) with which user name and which

password is allowed to access the server.

Function Manual, 12/2017, A5E03735815-AF

Communication

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