JPS51130197A - A continuity test circuit for the fire aiarm - Google Patents

A continuity test circuit for the fire aiarm

Info

Publication number
JPS51130197A
JPS51130197A JP5524375A JP5524375A JPS51130197A JP S51130197 A JPS51130197 A JP S51130197A JP 5524375 A JP5524375 A JP 5524375A JP 5524375 A JP5524375 A JP 5524375A JP S51130197 A JPS51130197 A JP S51130197A
Authority
JP
Japan
Prior art keywords
aiarm
fire
continuity test
test circuit
sensor
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
JP5524375A
Other languages
Japanese (ja)
Other versions
JPS5716397B2 (en
Inventor
Masatoshi Maeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works Ltd
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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP5524375A priority Critical patent/JPS51130197A/en
Publication of JPS51130197A publication Critical patent/JPS51130197A/en
Publication of JPS5716397B2 publication Critical patent/JPS5716397B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)
  • Fire Alarms (AREA)

Abstract

PURPOSE: To make sure whether there are breaking of wire from the sensor to the receiver by stoping the current to the sensor for a time on the continuity test of the alarm.
COPYRIGHT: (C)1976,JPO&Japio
JP5524375A 1975-05-06 1975-05-06 A continuity test circuit for the fire aiarm Granted JPS51130197A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5524375A JPS51130197A (en) 1975-05-06 1975-05-06 A continuity test circuit for the fire aiarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5524375A JPS51130197A (en) 1975-05-06 1975-05-06 A continuity test circuit for the fire aiarm

Publications (2)

Publication Number Publication Date
JPS51130197A true JPS51130197A (en) 1976-11-12
JPS5716397B2 JPS5716397B2 (en) 1982-04-05

Family

ID=12993143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5524375A Granted JPS51130197A (en) 1975-05-06 1975-05-06 A continuity test circuit for the fire aiarm

Country Status (1)

Country Link
JP (1) JPS51130197A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60101179U (en) * 1983-12-17 1985-07-10 新日軽株式会社 Perspective sheet

Also Published As

Publication number Publication date
JPS5716397B2 (en) 1982-04-05

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