JPS5834299U - Indicator lamp disconnection detection circuit - Google Patents

Indicator lamp disconnection detection circuit

Info

Publication number
JPS5834299U
JPS5834299U JP12742981U JP12742981U JPS5834299U JP S5834299 U JPS5834299 U JP S5834299U JP 12742981 U JP12742981 U JP 12742981U JP 12742981 U JP12742981 U JP 12742981U JP S5834299 U JPS5834299 U JP S5834299U
Authority
JP
Japan
Prior art keywords
indicator lamp
detection circuit
disconnection detection
light
lamp disconnection
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
JP12742981U
Other languages
Japanese (ja)
Inventor
登 鈴木
Original Assignee
富士通機電株式会社
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 富士通機電株式会社 filed Critical 富士通機電株式会社
Priority to JP12742981U priority Critical patent/JPS5834299U/en
Publication of JPS5834299U publication Critical patent/JPS5834299U/en
Pending legal-status Critical Current

Links

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]

第1図は本考案の一実施例としての表示ランプ−の断線
検出回路図である。 図において、1は表示ユニットの表示部、2は同ユニッ
トの操作卓、4は発光ランプ、及び5は発光ダイオード
である。
FIG. 1 is a circuit diagram for detecting disconnection of an indicator lamp as an embodiment of the present invention. In the figure, 1 is a display section of a display unit, 2 is an operation console of the same unit, 4 is a light emitting lamp, and 5 is a light emitting diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 発光ランプ番多数並置した表示部と、前記ランプ点灯用
スイッチ及び表示状態パイロットを行な−う操作卓とか
らなる表示ユニットにおいて、操作卓に発光ランプの断
線状態チェックのための発光ダイオードを前記スイッチ
と直列に挿入したことを特徴とする表示ランプの断線検
出回路。
In a display unit consisting of a display section in which a number of light-emitting lamps are arranged side by side, and a control console for piloting the lamp lighting switch and display status, the control console includes a light-emitting diode for checking the disconnection state of the light-emitting lamp, and the switch A disconnection detection circuit for an indicator lamp, characterized in that the circuit is inserted in series with the indicator lamp.
JP12742981U 1981-08-28 1981-08-28 Indicator lamp disconnection detection circuit Pending JPS5834299U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12742981U JPS5834299U (en) 1981-08-28 1981-08-28 Indicator lamp disconnection detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12742981U JPS5834299U (en) 1981-08-28 1981-08-28 Indicator lamp disconnection detection circuit

Publications (1)

Publication Number Publication Date
JPS5834299U true JPS5834299U (en) 1983-03-05

Family

ID=29921157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12742981U Pending JPS5834299U (en) 1981-08-28 1981-08-28 Indicator lamp disconnection detection circuit

Country Status (1)

Country Link
JP (1) JPS5834299U (en)

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