For the more advanced OPC Client Developer who needs more control over the behavior of their system as-a-whole, we allow you to have complete control over the following:
Connectivity
Control when to connect to a Server.
Control when to disconnect from a Server.
Obtain the properties/state of the Server.
Read Behavior
Specify if reads cause Subscriptions to occur allowing the engine to cache tag values for you, provides faster performance.
Synchronous or Asynchronous capabilities.
Read from Cache or from Device.
Browsing Capabilities
Browse for Computers over the network.
Browse for OPC Servers on local/remote computers.
Browse for Items in the Servers address space.
Subscriptions
Control the lifetime of the subscription.
Control the scan rate and deadband settings.
Receive notifications when the value of any tag changes.
Write Behavior
Specify if writes cause Subscriptions to occur, allowing the tags values to be cached for faster performance.
Synchronous or Asynchronous capabilities.
Write to the Device or Cache.
Timeout Settings
General connection timeouts.
Timeout for OPC Client calls to the OPC Server.
General idle timeout of unused clients.
General idle timeout of unused tags.
Plus, if you want to use the intelligence features you still can, furthermore we also allow you to configure them too.
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