To provide a relay output control device improving the safety.SOLUTION: In a relay output control device 1, a control unit 10 determines failure based on contact checking signals OUTRAS and OUTRBS of a contact of an output relay OUTR input from a check input circuit 22 and a detection signal OPWS in an open/close state of a switch SW2 input from a sensor 24. When it is determined that the failure does not occur, a normal signal OK serving as an alternation signal is output to a rectification driving circuit 26 to operate a normal relay OKR.SELECTED DRAWING: Figure 1

    【課題】安全性を図ったリレー出力制御装置を提供すること。【解決手段】リレー出力制御装置1において、制御部10は、照査入力回路22から入力される出力リレーOUTRの接点の接点照査信号OUTRAS,OUTRBS、及び、センサ24から入力されるスイッチSW2の開閉状態の検出信号OPWSに基づいて故障判定を行い、故障でないと判定した場合に、交番信号である正常信号OKを整流駆動回路26に出力して正常リレーOKRを動作させる。【選択図】図1


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    Title :

    RELAY OUTPUT CONTROL DEVICE


    Additional title:

    リレー出力制御装置


    Contributors:
    SEKI KANZO (author)

    Publication date :

    2021-12-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / H01H Elektrische Schalter , ELECTRIC SWITCHES



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