System and method for accessing a process control automation device from a network client

摘要

A method for accessing an appliance, especially an automation appliance with a standardized interface, by means of a first processing device via a data network. A call is sent from the first data processing device to the second data processing device via the data network, and an address for identifying the appliance is extracted in the second data processing device from the call of the first data processing device to the second data processing device and used to identify the appliance. Information pertaining to the appliance can be accessed via the standardized interface of the appliance by means of the address extracted in the second data processing device.