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OPC UA server profile description supported by Modicon M241 / M251 controller

 

OPC UA Services

Description

Address Space Model

Yes

Discovery services

Only for Endpoints and Nodes

Session services

Yes

Sessions max

4 Parallel sessions

Attribute services

Yes

Monitored item services

Yes

Monitored Items max

1000

Queued Items

Yes

Subscription services

Yes

Subscriptions max

100 per session

Publish method

Yes

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