JPH0271273U - - Google Patents

Info

Publication number
JPH0271273U
JPH0271273U JP15055788U JP15055788U JPH0271273U JP H0271273 U JPH0271273 U JP H0271273U JP 15055788 U JP15055788 U JP 15055788U JP 15055788 U JP15055788 U JP 15055788U JP H0271273 U JPH0271273 U JP H0271273U
Authority
JP
Japan
Prior art keywords
output signal
signal line
encoder
count
generates
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
JP15055788U
Other languages
English (en)
Other versions
JPH0620142Y2 (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 JP15055788U priority Critical patent/JPH0620142Y2/ja
Publication of JPH0271273U publication Critical patent/JPH0271273U/ja
Application granted granted Critical
Publication of JPH0620142Y2 publication Critical patent/JPH0620142Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Analogue/Digital Conversion (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例の構成図、第２図及
び第３図は第１図の回路の動作説明図である。 １……エンコーダ、２，３……パルス発生回路
、４……アツプ・ダウンカウンタ、５，６，７…
…アンドゲート、８……オアゲート。

Claims (1)

  1. 【実用新案登録請求の範囲】 位相が９０°異なる２相信号を発生するエンコ
    ーダの出力信号線の断線を検出する回路において
    、 ２相信号の一方の信号の変化によりアツプカウ
    ントし、他方の信号の変化によりダウンカウント
    するアツプ・ダウンカウンタと、 このアツプ・ダウンカウンタのカウントＸが、
    −１≦Ｘ≦１の範囲から外れたときに前記出力信
    号線の断線ありのエラー信号を発生するエラー検
    出回路、 を具備したエンコーダの断線検出回路。
JP15055788U 1988-11-18 1988-11-18 エンコーダの断線検出回路 Expired - Lifetime JPH0620142Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15055788U JPH0620142Y2 (ja) 1988-11-18 1988-11-18 エンコーダの断線検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15055788U JPH0620142Y2 (ja) 1988-11-18 1988-11-18 エンコーダの断線検出回路

Publications (2)

Publication Number Publication Date
JPH0271273U true JPH0271273U (ja) 1990-05-30
JPH0620142Y2 JPH0620142Y2 (ja) 1994-05-25

Family

ID=31423814

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15055788U Expired - Lifetime JPH0620142Y2 (ja) 1988-11-18 1988-11-18 エンコーダの断線検出回路

Country Status (1)

Country Link
JP (1) JPH0620142Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04166717A (ja) * 1990-10-30 1992-06-12 Juki Corp エンコーダの異常検出装置
JP2006177733A (ja) * 2004-12-21 2006-07-06 Fuji Electric Systems Co Ltd 回転速度検出器の故障検出装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04166717A (ja) * 1990-10-30 1992-06-12 Juki Corp エンコーダの異常検出装置
JP2006177733A (ja) * 2004-12-21 2006-07-06 Fuji Electric Systems Co Ltd 回転速度検出器の故障検出装置

Also Published As

Publication number Publication date
JPH0620142Y2 (ja) 1994-05-25

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