JPS53126485A - Holding system monitor - Google Patents

Holding system monitor

Info

Publication number
JPS53126485A
JPS53126485A JP4038877A JP4038877A JPS53126485A JP S53126485 A JPS53126485 A JP S53126485A JP 4038877 A JP4038877 A JP 4038877A JP 4038877 A JP4038877 A JP 4038877A JP S53126485 A JPS53126485 A JP S53126485A
Authority
JP
Japan
Prior art keywords
holding system
system monitor
monitor
holding
wrong
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
JP4038877A
Other languages
Japanese (ja)
Inventor
Hiroshi Ujita
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 JP4038877A priority Critical patent/JPS53126485A/en
Publication of JPS53126485A publication Critical patent/JPS53126485A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Selective Calling Equipment (AREA)

Abstract

PURPOSE:To monitor from a distance whether the holding state of devices such as a valve and a switch of a holding system in a large-scale plant is right or wrong.
JP4038877A 1977-04-11 1977-04-11 Holding system monitor Pending JPS53126485A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4038877A JPS53126485A (en) 1977-04-11 1977-04-11 Holding system monitor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4038877A JPS53126485A (en) 1977-04-11 1977-04-11 Holding system monitor

Publications (1)

Publication Number Publication Date
JPS53126485A true JPS53126485A (en) 1978-11-04

Family

ID=12579263

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4038877A Pending JPS53126485A (en) 1977-04-11 1977-04-11 Holding system monitor

Country Status (1)

Country Link
JP (1) JPS53126485A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56126798A (en) * 1980-03-12 1981-10-05 Hitachi Ltd Eccs waiting status minitor device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56126798A (en) * 1980-03-12 1981-10-05 Hitachi Ltd Eccs waiting status minitor device
JPH0456280B2 (en) * 1980-03-12 1992-09-07 Hitachi Ltd

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