JPS5980895U - alarm - Google Patents

alarm

Info

Publication number
JPS5980895U
JPS5980895U JP17254982U JP17254982U JPS5980895U JP S5980895 U JPS5980895 U JP S5980895U JP 17254982 U JP17254982 U JP 17254982U JP 17254982 U JP17254982 U JP 17254982U JP S5980895 U JPS5980895 U JP S5980895U
Authority
JP
Japan
Prior art keywords
alarm
control circuit
circuit
differentiating
buzzer
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
JP17254982U
Other languages
Japanese (ja)
Other versions
JPH0116236Y2 (en
Inventor
小坂　茂雄
Original Assignee
松下電工株式会社
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 松下電工株式会社 filed Critical 松下電工株式会社
Priority to JP17254982U priority Critical patent/JPS5980895U/en
Publication of JPS5980895U publication Critical patent/JPS5980895U/en
Application granted granted Critical
Publication of JPH0116236Y2 publication Critical patent/JPH0116236Y2/ja
Granted legal-status Critical Current

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  • Alarm Systems (AREA)

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]

図は本考案の一実施例の回路図である。 ｌａ、・ｌｂ、　’　ｌｃ、　、　ｌｄ・・・・・・警
報接点、３・・・・・・電源制御回路、４・・・・・・
警報ブザ−，５・・・・・・制御回路、６・・・・・・
ブザー停止押釦スイッチ、７ａ、　　７ｂ、　　７Ｃ，
’　　　−７ｄ・・・・・・微分回路、８・・・・・・
ＮＯＲ回路。The figure is a circuit diagram of an embodiment of the present invention. la,・lb, ' lc, , ld... Alarm contact, 3... Power control circuit, 4...
Alarm buzzer, 5... Control circuit, 6...
Buzzer stop push button switch, 7a, 7b, 7C,
'-7d・・・Differential circuit, 8・・・・・・
NOR circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 異常時に閉成する複数の警報接点を電源制御回路を介し
て警報ブザーに接続し、ブザー停止押釦スイッチのオン
により前記警報ブザーをオフするとともにオフ状態を自
己保持する制御回路を設け、前記警報接点にそれぞれ微
分回路を接続し、前記微分回路の出力をＮＯＲ回路を介
して電源制御回路に入力し、前記警報接点の閉成直後に
制御回路の自己保持を解除する如くして成る警報器。A plurality of alarm contacts that close in the event of an abnormality are connected to an alarm buzzer via a power supply control circuit, and a control circuit is provided that turns off the alarm buzzer and self-maintains the off state when a buzzer stop push button switch is turned on, and the alarm contacts A differentiating circuit is connected to each of the differentiating circuits, the output of the differentiating circuit is inputted to a power supply control circuit via a NOR circuit, and the self-holding of the control circuit is released immediately after the alarm contact is closed.
JP17254982U 1982-11-15 1982-11-15 alarm Granted JPS5980895U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17254982U JPS5980895U (en) 1982-11-15 1982-11-15 alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17254982U JPS5980895U (en) 1982-11-15 1982-11-15 alarm

Publications (2)

Publication Number Publication Date
JPS5980895U true JPS5980895U (en) 1984-05-31
JPH0116236Y2 JPH0116236Y2 (en) 1989-05-12

Family

ID=30376102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17254982U Granted JPS5980895U (en) 1982-11-15 1982-11-15 alarm

Country Status (1)

Country Link
JP (1) JPS5980895U (en)

Also Published As

Publication number Publication date
JPH0116236Y2 (en) 1989-05-12

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