JPS5230358A - Switching method in the multiple system - Google Patents

Switching method in the multiple system

Info

Publication number
JPS5230358A
JPS5230358A JP10598875A JP10598875A JPS5230358A JP S5230358 A JPS5230358 A JP S5230358A JP 10598875 A JP10598875 A JP 10598875A JP 10598875 A JP10598875 A JP 10598875A JP S5230358 A JPS5230358 A JP S5230358A
Authority
JP
Japan
Prior art keywords
switching method
multiple system
output
switching
instlling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP10598875A
Other languages
Japanese (ja)
Inventor
Yurio Yoku
Yasuhiro Amahi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10598875A priority Critical patent/JPS5230358A/en
Publication of JPS5230358A publication Critical patent/JPS5230358A/en
Pending legal-status Critical Current

Links

Landscapes

  • Safety Devices In Control Systems (AREA)
  • Feedback Control In General (AREA)

Abstract

PURPOSE: When there are dual control systems provided on the central processing unit and on the process input/output devices, switching of the output can be carried out with reliability by additionally instlling a simple hardware.
COPYRIGHT: (C)1977,JPO&Japio
JP10598875A 1975-09-03 1975-09-03 Switching method in the multiple system Pending JPS5230358A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10598875A JPS5230358A (en) 1975-09-03 1975-09-03 Switching method in the multiple system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10598875A JPS5230358A (en) 1975-09-03 1975-09-03 Switching method in the multiple system

Publications (1)

Publication Number Publication Date
JPS5230358A true JPS5230358A (en) 1977-03-08

Family

ID=14422098

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10598875A Pending JPS5230358A (en) 1975-09-03 1975-09-03 Switching method in the multiple system

Country Status (1)

Country Link
JP (1) JPS5230358A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5699506A (en) * 1979-12-27 1981-08-10 Maurer Roger Device including plural numericallyycontrolled machine tools
JPS5788209A (en) * 1980-09-29 1982-06-02 Westinghouse Electric Corp Steam turbine controller

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933427A (en) * 1972-07-28 1974-03-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933427A (en) * 1972-07-28 1974-03-27

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5699506A (en) * 1979-12-27 1981-08-10 Maurer Roger Device including plural numericallyycontrolled machine tools
JPH0231401B2 (en) * 1979-12-27 1990-07-13 Maurer Roger
JPS5788209A (en) * 1980-09-29 1982-06-02 Westinghouse Electric Corp Steam turbine controller
JPH0120284B2 (en) * 1980-09-29 1989-04-14 Westinghouse Electric Corp

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