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Object ExtOpcClient

Description:
An extension of the Var variable of the PmData object for the connection to the OPC DA communication. The data item is a client connected to OPC server.
 
Format of saving the data extension as string:

The contents of complete data extension (all configurators) can be saved as a single string. See Format of saving the data extension as string .

Id={OpcClient;sPmObject;sItemId;sAccessPath;nRecalcK;nRecalcQ;nRecalcD}

 
This data extension registrates itself automatically into the PmOpcClientData object after application launch. Therefore it is not needed to create the requested item at page PmOpcClientData > Data! If all items in the PmOpcClientData object are of the "Data extension" type, then the PmOpcClientData > Data page may remain empty.
Properties and methods:
AccessPath Access path to the variable in OPC server
ClassName Name of data extension type
ItemId Text address/identifier of the variable on the OPC server.
TimeStamp Time stamp of the variable
Var Making available the Var object
Configuration windows:
ExtOpcClient Data extension configuration
PROMOTIC 9.0.0 SCADA system documentation - MICROSYS, spol. s r.o.

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