JPS5376788A - Receiver of fire alarm system - Google Patents

Receiver of fire alarm system

Info

Publication number
JPS5376788A
JPS5376788A JP15253976A JP15253976A JPS5376788A JP S5376788 A JPS5376788 A JP S5376788A JP 15253976 A JP15253976 A JP 15253976A JP 15253976 A JP15253976 A JP 15253976A JP S5376788 A JPS5376788 A JP S5376788A
Authority
JP
Japan
Prior art keywords
receiver
alarm system
fire alarm
disconnection
neglectionin
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
JP15253976A
Other languages
Japanese (ja)
Inventor
Takeshi Nakano
Kazuaki Onishi
Takeyoshi Kawamura
Kazumasa Murakami
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 JP15253976A priority Critical patent/JPS5376788A/en
Publication of JPS5376788A publication Critical patent/JPS5376788A/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To make possible finding of the disconnection of transmission lines, errors such as neglectionin wiring at the installation stage, etc. before they occur by displaying the abnormality of the system when the disconnection of the master line between a receiver and each regional receiver or troubles of more than an intended number of repeaters are detected.
COPYRIGHT: (C)1978,JPO&Japio
JP15253976A 1976-12-19 1976-12-19 Receiver of fire alarm system Pending JPS5376788A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15253976A JPS5376788A (en) 1976-12-19 1976-12-19 Receiver of fire alarm system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15253976A JPS5376788A (en) 1976-12-19 1976-12-19 Receiver of fire alarm system

Publications (1)

Publication Number Publication Date
JPS5376788A true JPS5376788A (en) 1978-07-07

Family

ID=15542649

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15253976A Pending JPS5376788A (en) 1976-12-19 1976-12-19 Receiver of fire alarm system

Country Status (1)

Country Link
JP (1) JPS5376788A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4991797A (en) * 1973-01-09 1974-09-02
JPS5040096A (en) * 1973-08-15 1975-04-12

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4991797A (en) * 1973-01-09 1974-09-02
JPS5040096A (en) * 1973-08-15 1975-04-12

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