JPS5237683A - Redundancy process control system - Google Patents

Redundancy process control system

Info

Publication number
JPS5237683A
JPS5237683A JP10423675A JP10423675A JPS5237683A JP S5237683 A JPS5237683 A JP S5237683A JP 10423675 A JP10423675 A JP 10423675A JP 10423675 A JP10423675 A JP 10423675A JP S5237683 A JPS5237683 A JP S5237683A
Authority
JP
Japan
Prior art keywords
control system
process control
redundancy process
detector
redundancy
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.)
Granted
Application number
JP10423675A
Other languages
Japanese (ja)
Other versions
JPS5627881B2 (en
Inventor
Toshio Yamazaki
Ryoji Igarashi
Tokuji Muraki
Kiyoshi Arikawa
Takao Kajitani
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.)
Yokogawa Electric Corp
Original Assignee
Yokogawa Hokushin Electric Corp
Yokogawa Electric Works 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 Yokogawa Hokushin Electric Corp, Yokogawa Electric Works Ltd filed Critical Yokogawa Hokushin Electric Corp
Priority to JP10423675A priority Critical patent/JPS5237683A/en
Publication of JPS5237683A publication Critical patent/JPS5237683A/en
Publication of JPS5627881B2 publication Critical patent/JPS5627881B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To discriminate an accident to the detector of the process signal from process disorder by making it redundant, and at the same time, to enable to switch to a normal detector.
COPYRIGHT: (C)1977,JPO&Japio
JP10423675A 1975-08-28 1975-08-28 Redundancy process control system Granted JPS5237683A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10423675A JPS5237683A (en) 1975-08-28 1975-08-28 Redundancy process control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10423675A JPS5237683A (en) 1975-08-28 1975-08-28 Redundancy process control system

Publications (2)

Publication Number Publication Date
JPS5237683A true JPS5237683A (en) 1977-03-23
JPS5627881B2 JPS5627881B2 (en) 1981-06-27

Family

ID=14375315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10423675A Granted JPS5237683A (en) 1975-08-28 1975-08-28 Redundancy process control system

Country Status (1)

Country Link
JP (1) JPS5237683A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642801A (en) * 1979-09-14 1981-04-21 Toshiba Corp Selective switching device
JPS56147796U (en) * 1980-04-07 1981-11-06
JPS6085196A (en) * 1983-10-17 1985-05-14 星野 謙三 Propelling method
JPS62192929U (en) * 1986-05-30 1987-12-08
JPH02197901A (en) * 1989-01-27 1990-08-06 Sharp Corp Hot-line connecting/disconnecting device for i/o unit of programmable controller

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5642801A (en) * 1979-09-14 1981-04-21 Toshiba Corp Selective switching device
JPS56147796U (en) * 1980-04-07 1981-11-06
JPS6216797Y2 (en) * 1980-04-07 1987-04-27
JPS6085196A (en) * 1983-10-17 1985-05-14 星野 謙三 Propelling method
JPS62192929U (en) * 1986-05-30 1987-12-08
JPH02197901A (en) * 1989-01-27 1990-08-06 Sharp Corp Hot-line connecting/disconnecting device for i/o unit of programmable controller

Also Published As

Publication number Publication date
JPS5627881B2 (en) 1981-06-27

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