JPS51130197A - A continuity test circuit for the fire aiarm - Google Patents
A continuity test circuit for the fire aiarmInfo
- 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
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
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)
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 |
-
1975
- 1975-05-06 JP JP5524375A patent/JPS51130197A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5716397B2 (en) | 1982-04-05 |
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