Process stepping sequential controller

作者: Shigeru Toyoda , Teizo Fujita , Hidetaka Dohmoto

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摘要: A process stepping sequential controller includes a random access memory for programming and counter, whereby program from console is written thereto or altered therein, also display unit monitoring the input running program, including areas each adapted to store instruction codes, codes representing condition of output setting under which control commanded at its step.

参考文章(5)
Robert Horn, Raymond J. Slovacek, Programmable logic controller system ,(1974)
Ernst H. Dummermuth, William A. Donze, Timothy Bielawski, Industrial control processor system ,(1976)