System, method & apparatus of providing process data to a client

摘要

Process data to a client is provided for process data to a client from a server in an Industrial Automation System. An incompletely determined and/or extensible request for process data from the client by the server is received. The structure and kind of process data to be sent to the client by a server application is determined. An XML type message of meta data being descriptive on structure and kind of the process data and the process data are generated. The XML type message is then sent to the client.