DISTRIBUTED CONTROL SYSTEM AND METHOD OF CONFIGURATING THE SYSTEM

摘要

A distributed control system comprises a plurality of controllers, program apparatus, and man-machine systems, which are all interconnected by LAN. The program apparatus is provided with functions corresponding to approval and rejection of the operating conditions of the controllers, and a program is allotted to each controller by minimizing the values of the functions. Each controller is provided with means for detecting a load radio and means for detecting a traffic quantity of the LAN, and the change of allotment of the program allotted to each controller is made.