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JPS52132860A - Checker for safety holder - Google Patents

Checker for safety holder

Info

Publication number
JPS52132860A
JPS52132860A JP4946676A JP4946676A JPS52132860A JP S52132860 A JPS52132860 A JP S52132860A JP 4946676 A JP4946676 A JP 4946676A JP 4946676 A JP4946676 A JP 4946676A JP S52132860 A JPS52132860 A JP S52132860A
Authority
JP
Japan
Prior art keywords
checker
safety holder
control section
checking
holder
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
JP4946676A
Other languages
Japanese (ja)
Other versions
JPS5942919B2 (en
Inventor
Ryuichi Nakayama
Yoshiyuki Yamauchi
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 JP51049466A priority Critical patent/JPS5942919B2/en
Publication of JPS52132860A publication Critical patent/JPS52132860A/en
Publication of JPS5942919B2 publication Critical patent/JPS5942919B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • H02H3/044—Checking correct functioning of protective arrangements, e.g. by simulating a fault

Landscapes

  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

PURPOSE:To make it possible to accomplish the checking operation with ease and in accuracy by checking consecutively and automatically the check items of a safety holder in accordance with the commands of a control section and by supplying the control section with a stop signal in the case of a malfunction.
JP51049466A 1976-04-30 1976-04-30 Safety barrier check device Expired JPS5942919B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51049466A JPS5942919B2 (en) 1976-04-30 1976-04-30 Safety barrier check device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51049466A JPS5942919B2 (en) 1976-04-30 1976-04-30 Safety barrier check device

Publications (2)

Publication Number Publication Date
JPS52132860A true JPS52132860A (en) 1977-11-07
JPS5942919B2 JPS5942919B2 (en) 1984-10-18

Family

ID=12831903

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51049466A Expired JPS5942919B2 (en) 1976-04-30 1976-04-30 Safety barrier check device

Country Status (1)

Country Link
JP (1) JPS5942919B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59230113A (en) * 1983-03-22 1984-12-24 ロツクウエル−リモルデイ・エスピ−エイ Device for processing sampling-data of product

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61288122A (en) * 1985-06-14 1986-12-18 Oval Eng Co Ltd Integration system for flow rate pulse
JPS6449927A (en) * 1987-08-20 1989-02-27 Matsushita Electric Ind Co Ltd Water leak detecting device
JPH0466519U (en) * 1990-10-22 1992-06-11

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59230113A (en) * 1983-03-22 1984-12-24 ロツクウエル−リモルデイ・エスピ−エイ Device for processing sampling-data of product

Also Published As

Publication number Publication date
JPS5942919B2 (en) 1984-10-18

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