JPS5262041A - Contact condition/electric signal converter - Google Patents

Contact condition/electric signal converter

Info

Publication number
JPS5262041A
JPS5262041A JP13801875A JP13801875A JPS5262041A JP S5262041 A JPS5262041 A JP S5262041A JP 13801875 A JP13801875 A JP 13801875A JP 13801875 A JP13801875 A JP 13801875A JP S5262041 A JPS5262041 A JP S5262041A
Authority
JP
Japan
Prior art keywords
electric signal
signal converter
contact condition
change
comparator
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
JP13801875A
Other languages
Japanese (ja)
Other versions
JPS5819117B2 (en
Inventor
Shuji Katayama
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 JP50138018A priority Critical patent/JPS5819117B2/en
Publication of JPS5262041A publication Critical patent/JPS5262041A/en
Publication of JPS5819117B2 publication Critical patent/JPS5819117B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Selective Calling Equipment (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

PURPOSE:To enable a long time service and improvement of reliability by detecting, through a comparator, the change of the output coil corresponding to the change of the direct current impedance due to make and break of the switch connected to the transformer input coil.
JP50138018A 1975-11-17 1975-11-17 Setsutenjiyoutai Denkishingohenkansouchi Expired JPS5819117B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50138018A JPS5819117B2 (en) 1975-11-17 1975-11-17 Setsutenjiyoutai Denkishingohenkansouchi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50138018A JPS5819117B2 (en) 1975-11-17 1975-11-17 Setsutenjiyoutai Denkishingohenkansouchi

Publications (2)

Publication Number Publication Date
JPS5262041A true JPS5262041A (en) 1977-05-23
JPS5819117B2 JPS5819117B2 (en) 1983-04-16

Family

ID=15212122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50138018A Expired JPS5819117B2 (en) 1975-11-17 1975-11-17 Setsutenjiyoutai Denkishingohenkansouchi

Country Status (1)

Country Link
JP (1) JPS5819117B2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4879547A (en) * 1972-01-24 1973-10-25
JPS5046357A (en) * 1973-08-29 1975-04-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4879547A (en) * 1972-01-24 1973-10-25
JPS5046357A (en) * 1973-08-29 1975-04-25

Also Published As

Publication number Publication date
JPS5819117B2 (en) 1983-04-16

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