The OPC Web Client boasts and intelligent back-end engine that can perform a number of things for you automatically. Here are some key intelligence features built into the OPC Web Client back-end-engine:
OPC Connections:
Automatically connects to an OPC Server the first time you Subscribe/Read/Write to Tag(s)
Automatically keeps trying to re-establish broken connections to your OPC Server(s)
Automatically disconnects from an OPC Server after a period of inactivity freeing-up resources on the OPC Server.
No limits to the number of concurrent OPC Server connections.
Group and Tag Handling:
Automatically adds and removes OPC Group(s) to/from the OPC Server.
Automatically adds and removes OPC Tags to/from OPC Groups in the OPC Server.
Automatically subscribes to Tags so as to cache the most up-to-date tag values
Conserves resources by intelligently removing these resources when not being used.
No limits to the number of Tag Groups and Tags that can be used.
Tag Reads and Writes:
Optimal performance accomplished via fast and accurate data caching
You have access to the Tag details, value, quality and time stamp
Tag writes are not cached, but processed immediately.
You can read individual Tags or multiple Tags within a single transaction.
You can write to individual Tags or multiple Tags within a single transaction.
OPC Server and Tag Browsing:
Ability to browse the availability of OPC Servers on your computer and in your network
Ability to browse the Groups and Tags available within an OPC Server.
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