JPS5341999A - Fire detection unit - Google Patents

Fire detection unit

Info

Publication number
JPS5341999A
JPS5341999A JP11693976A JP11693976A JPS5341999A JP S5341999 A JPS5341999 A JP S5341999A JP 11693976 A JP11693976 A JP 11693976A JP 11693976 A JP11693976 A JP 11693976A JP S5341999 A JPS5341999 A JP S5341999A
Authority
JP
Japan
Prior art keywords
detection unit
fire detection
alarm
prevented
generated
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
JP11693976A
Other languages
Japanese (ja)
Other versions
JPS5756115B2 (en
Inventor
Miki Kobayashi
Kazuyoshi Tsubosaka
Kimio Nakamoto
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP11693976A priority Critical patent/JPS5341999A/en
Publication of JPS5341999A publication Critical patent/JPS5341999A/en
Publication of JPS5756115B2 publication Critical patent/JPS5756115B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Control Of Combustion (AREA)
  • Fire-Detection Mechanisms (AREA)

Abstract

PURPOSE: Within one range, alarm is generated only when the prescribed number of high-temperature signals appear, so that an erroneous alarm due to small harmless heat sources can be prevented.
COPYRIGHT: (C)1978,JPO&Japio
JP11693976A 1976-09-28 1976-09-28 Fire detection unit Granted JPS5341999A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11693976A JPS5341999A (en) 1976-09-28 1976-09-28 Fire detection unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11693976A JPS5341999A (en) 1976-09-28 1976-09-28 Fire detection unit

Publications (2)

Publication Number Publication Date
JPS5341999A true JPS5341999A (en) 1978-04-15
JPS5756115B2 JPS5756115B2 (en) 1982-11-27

Family

ID=14699441

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11693976A Granted JPS5341999A (en) 1976-09-28 1976-09-28 Fire detection unit

Country Status (1)

Country Link
JP (1) JPS5341999A (en)

Also Published As

Publication number Publication date
JPS5756115B2 (en) 1982-11-27

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