JPS5820451U - Relay drive circuit operation monitoring circuit - Google Patents

Relay drive circuit operation monitoring circuit

Info

Publication number
JPS5820451U
JPS5820451U JP11421781U JP11421781U JPS5820451U JP S5820451 U JPS5820451 U JP S5820451U JP 11421781 U JP11421781 U JP 11421781U JP 11421781 U JP11421781 U JP 11421781U JP S5820451 U JPS5820451 U JP S5820451U
Authority
JP
Japan
Prior art keywords
operation monitoring
relay drive
drive circuit
relay
circuit
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
JP11421781U
Other languages
Japanese (ja)
Inventor
望月　清
Original Assignee
株式会社山武
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 株式会社山武 filed Critical 株式会社山武
Priority to JP11421781U priority Critical patent/JPS5820451U/en
Publication of JPS5820451U publication Critical patent/JPS5820451U/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 drawings]

第１図は従来から用いられているリレー駆動回路の動作
監視回路の一例を示す回路図、第２図は本考案に係るリ
レー駆動回路の動作監視回路の一実施例を示す回路図で
ある。 １・・・・・・入力端子、２．　３．　５．　８．　１
６．　１７゜２０．２１・・・・・・抵抗、４．　６．
　７・・・・・・トランジスタ、９・・・・・・リレー
コイル、１８．１９・・・・・・表示器（発光ダイオー
ド）、２２・・・・・・ダイオード。FIG. 1 is a circuit diagram showing an example of a conventional operation monitoring circuit for a relay drive circuit, and FIG. 2 is a circuit diagram showing an embodiment of the operation monitoring circuit for a relay drive circuit according to the present invention. 1... Input terminal, 2. 3. 5. 8. 1
6. 17°20.21...Resistance, 4. 6.
7...Transistor, 9...Relay coil, 18.19...Display device (light emitting diode), 22...Diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] リレーコイルの両端に接続された駆動回路の両方の作用
によってリレーを動作させるリレー駆動回路において、
前記リレーコイルの低電位側と電源の高電位側、および
リレーコイルの高電位側と電源の低電位側にそれぞれ表
示素子を接続して構成し、これら表示素子の点灯、非点
灯により動作監視を行うリレー駆動回路の動作監視回路
。In a relay drive circuit that operates a relay by the action of both drive circuits connected to both ends of the relay coil,
Display elements are connected to the low potential side of the relay coil and the high potential side of the power supply, and to the high potential side of the relay coil and the low potential side of the power supply, respectively, and operation monitoring is performed by lighting and non-lighting of these display elements. Operation monitoring circuit for relay drive circuit.
JP11421781U 1981-07-31 1981-07-31 Relay drive circuit operation monitoring circuit Pending JPS5820451U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11421781U JPS5820451U (en) 1981-07-31 1981-07-31 Relay drive circuit operation monitoring circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11421781U JPS5820451U (en) 1981-07-31 1981-07-31 Relay drive circuit operation monitoring circuit

Publications (1)

Publication Number Publication Date
JPS5820451U true JPS5820451U (en) 1983-02-08

Family

ID=29908504

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11421781U Pending JPS5820451U (en) 1981-07-31 1981-07-31 Relay drive circuit operation monitoring circuit

Country Status (1)

Country Link
JP (1) JPS5820451U (en)

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