JPS6254533U - - Google Patents

Info

Publication number
JPS6254533U
JPS6254533U JP14418685U JP14418685U JPS6254533U JP S6254533 U JPS6254533 U JP S6254533U JP 14418685 U JP14418685 U JP 14418685U JP 14418685 U JP14418685 U JP 14418685U JP S6254533 U JPS6254533 U JP S6254533U
Authority
JP
Japan
Prior art keywords
load
output terminal
wave number
operating state
equal
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
JP14418685U
Other languages
English (en)
Other versions
JPH0229783Y2 (ja
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 filed Critical
Priority to JP14418685U priority Critical patent/JPH0229783Y2/ja
Publication of JPS6254533U publication Critical patent/JPS6254533U/ja
Application granted granted Critical
Publication of JPH0229783Y2 publication Critical patent/JPH0229783Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Protection Of Static Devices (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Emergency Protection Circuit Devices (AREA)

Description

【図面の簡単な説明】
第1図は本考案の構成を説明するブロツク図、
第2図は本考案の一実施例を示すハードウエア構
成図、第3図は同上実施例の制御フローチヤート
、第4図は同上実施例の波形タイムチヤート、第
5図はリニアソレノイドの電気―機械変換特性図
、第6図は同上ソレノイドの好適な駆動電流波形
図、第7図は負荷駆動回路出力側の電圧と電流の
波形タイムチヤート、第8図は従来例の構成を示
す回路図、第9図は同上従来例の各部の出力波形
タイムチヤートである。 1……コンパレータ、4……リニアソレノイド
、11……コントロールユニツト、12……電圧
―電流変換回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 直流電流に交流電流を重畳した負荷供給電流を
    制御して負荷を駆動制御する構成の負荷駆動回路
    において、前記交流電流分の波数を計数する計数
    手段と、負荷駆動回路出力端子電圧レベルを検出
    する検出手段と、出力端子電圧の所定レベル以下
    状態が前記波数の計数値が所定値以上継続したと
    き短絡故障と判定し、その後出力端子電圧が正常
    動作状態に復帰したとき当該正常動作状態が前記
    波数の計数値が所定値以上継続したとき正常復帰
    と判定する判定手段とを備えたことを特徴とする
    負荷駆動回路。
JP14418685U 1985-09-24 1985-09-24 Expired JPH0229783Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14418685U JPH0229783Y2 (ja) 1985-09-24 1985-09-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14418685U JPH0229783Y2 (ja) 1985-09-24 1985-09-24

Publications (2)

Publication Number Publication Date
JPS6254533U true JPS6254533U (ja) 1987-04-04
JPH0229783Y2 JPH0229783Y2 (ja) 1990-08-10

Family

ID=31054559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14418685U Expired JPH0229783Y2 (ja) 1985-09-24 1985-09-24

Country Status (1)

Country Link
JP (1) JPH0229783Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10231947A (ja) * 1997-02-19 1998-09-02 Tokico Ltd ソレノイドバルブの異常検出装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10231947A (ja) * 1997-02-19 1998-09-02 Tokico Ltd ソレノイドバルブの異常検出装置

Also Published As

Publication number Publication date
JPH0229783Y2 (ja) 1990-08-10

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