Process control apparatus and system, and method for determining normality thereof

摘要

A process control apparatus includes a hypervisor, a controller configured to run on the hypervisor and to communicate with a field apparatus to control an industrial process, an operation model definer configured to define an operation model, which is information establishing operation specifications derived from specifications of the controller, a trace information collector configured to collect traces of interactive motions between hardware and the controller, and a normality determiner configured to compare the operation model defined by the operation model definer with the information collected by the trace information collector and to determine the normality of the operation of the process control apparatus.