JPS58182326U - Relay contact failure detection device - Google Patents

Relay contact failure detection device

Info

Publication number
JPS58182326U
JPS58182326U JP8080282U JP8080282U JPS58182326U JP S58182326 U JPS58182326 U JP S58182326U JP 8080282 U JP8080282 U JP 8080282U JP 8080282 U JP8080282 U JP 8080282U JP S58182326 U JPS58182326 U JP S58182326U
Authority
JP
Japan
Prior art keywords
detection device
failure detection
relay contact
contact failure
contact
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
JP8080282U
Other languages
Japanese (ja)
Inventor
水口　尚文
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP8080282U priority Critical patent/JPS58182326U/en
Publication of JPS58182326U publication Critical patent/JPS58182326U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

ン　　　図は本考案の一実施例を示す電気回路図である
。−１゛　　図中、８はリミットスイッチ、９は駆動用
リレ　　　　′＝　　−１１１及び１２は常開接点及び
常閉接点（リレ） リレー、１９及び２０は切換スイッチ、２３は操作スイ
ッチ、２７は表示灯を示す。Figure 1 is an electrical circuit diagram showing an embodiment of the present invention. -1゛ In the figure, 8 is a limit switch, 9 is a drive relay '= -111 and 12 are normally open contacts and normally closed contacts (relays) relays, 19 and 20 are changeover switches, 23 is an operation switch, and 27 is a display Showing lights.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 常開接点及び常閉接点の少なくとも一方によ化負荷を通
断電制御するり”レーにおいて、剪記常１接点及び常閉
接点を介する電流を検出しこれが２“もに存在しない時
若しくはともに存在する時に古障と判断する検出回路を
設けてなるリレー接点σ−故障検出装置。When the current through the normally open contact and the normally closed contact is controlled by at least one of the normally open contact and the normally closed contact, the current flowing through the normally open contact and the normally closed contact is detected. A relay contact σ-failure detection device equipped with a detection circuit that determines an old fault when it exists.
JP8080282U 1982-05-31 1982-05-31 Relay contact failure detection device Pending JPS58182326U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8080282U JPS58182326U (en) 1982-05-31 1982-05-31 Relay contact failure detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8080282U JPS58182326U (en) 1982-05-31 1982-05-31 Relay contact failure detection device

Publications (1)

Publication Number Publication Date
JPS58182326U true JPS58182326U (en) 1983-12-05

Family

ID=30089936

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8080282U Pending JPS58182326U (en) 1982-05-31 1982-05-31 Relay contact failure detection device

Country Status (1)

Country Link
JP (1) JPS58182326U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS508750U (en) * 1973-05-22 1975-01-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS508750U (en) * 1973-05-22 1975-01-29

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