JPS6320599A - 警報装置用の検出器 - Google Patents

警報装置用の検出器

Info

Publication number
JPS6320599A
JPS6320599A JP62172748A JP17274887A JPS6320599A JP S6320599 A JPS6320599 A JP S6320599A JP 62172748 A JP62172748 A JP 62172748A JP 17274887 A JP17274887 A JP 17274887A JP S6320599 A JPS6320599 A JP S6320599A
Authority
JP
Japan
Prior art keywords
detector
signal
alarm
loop
oscillator
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
JP62172748A
Other languages
English (en)
Japanese (ja)
Inventor
パトリック　マルメ
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.)
Ferco International Usine de Ferrures de Batiment
Original Assignee
Ferco International Usine de Ferrures de Batiment
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 Ferco International Usine de Ferrures de Batiment filed Critical Ferco International Usine de Ferrures de Batiment
Publication of JPS6320599A publication Critical patent/JPS6320599A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/04—Monitoring of the detection circuits
    • G08B29/043—Monitoring of the detection circuits of fire detection circuits
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
  • Fire-Detection Mechanisms (AREA)
JP62172748A 1986-07-11 1987-07-10 警報装置用の検出器 Pending JPS6320599A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8610245 1986-07-11
FR8610245A FR2601483B1 (fr) 1986-07-11 1986-07-11 Installation de surveillance comportant des detecteurs alimentes par une boucle

Publications (1)

Publication Number Publication Date
JPS6320599A true JPS6320599A (ja) 1988-01-28

Family

ID=9337417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62172748A Pending JPS6320599A (ja) 1986-07-11 1987-07-10 警報装置用の検出器

Country Status (6)

Country Link
EP (1) EP0253709A1 (da)
JP (1) JPS6320599A (da)
DK (1) DK358687A (da)
FI (1) FI872835L (da)
FR (1) FR2601483B1 (da)
NO (1) NO872641L (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9113783D0 (en) * 1991-06-26 1991-08-14 Int Computers Ltd Visual indication
GB2286735B (en) * 1994-02-05 1998-03-04 Thorn Security A monitoring system
GB2341964B (en) * 1998-09-28 2002-12-11 Apollo Fire Detectors Ltd Signalling device and monitoring system
FR2897968B1 (fr) * 2006-02-24 2008-11-21 Airbus France Sas Systeme de detection d'incendie et aeronef equipe d'un tel systeme
CN107715362A (zh) * 2017-09-08 2018-02-23 深圳市智物联网络有限公司 基于物联网的消防监控方法、装置及系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886534A (en) * 1973-01-08 1975-05-27 Polar Corp Security system
JPS5462800A (en) * 1977-10-28 1979-05-21 Nittan Co Ltd Light type smoke sensor having trouble detecting function
US4302753A (en) * 1978-01-26 1981-11-24 Pittway Corporation Multi-function combustion detecting device
US4306230A (en) * 1979-12-10 1981-12-15 Honeywell Inc. Self-checking photoelectric smoke detector
EP0066879A1 (de) * 1981-06-05 1982-12-15 Hekatron GmbH Schaltungsanordnung zur Übertragung von Messwerten, insbesondere in einem Brandmeldesystem zu einer Zentrale

Also Published As

Publication number Publication date
FI872835A7 (fi) 1988-01-12
FR2601483B1 (fr) 1988-09-16
DK358687A (da) 1988-01-12
FR2601483A1 (fr) 1988-01-15
FI872835L (fi) 1988-01-12
EP0253709A1 (fr) 1988-01-20
DK358687D0 (da) 1987-07-10
NO872641L (no) 1988-01-12
FI872835A0 (fi) 1987-06-26
NO872641D0 (no) 1987-06-24

Similar Documents

Publication Publication Date Title
US4611197A (en) Malfunction-detecting status monitoring system
RU2618793C1 (ru) Способ и устройство для измерения сопротивления линии управляющих линий в системах аварийной сигнализации и управления
JPH0518159B2 (da)
US5387899A (en) Alarm system with monitoring circuit for detecting a cut or short in a pair of wires
US6359763B1 (en) Monitoring apparatus for electrical circuits
US6567001B1 (en) Fire control panel monitoring for degradation of wiring integrity during alarm state
JPS59168599A (ja) 警報設備に設けられている報知器の障害レベル監視用回路装置
US4032916A (en) Intrusion alarm cable supervision system
JPS6320599A (ja) 警報装置用の検出器
US3588891A (en) Self-monitoring field-contacts for automatic alarm systems
US4849734A (en) Self-diagnostic circuit for alarm-systems
JPS5862794A (ja) 火災警報装置
US3942166A (en) Fault detection and signaling system
GB2226418A (en) Testing alarm circuits
RU2076355C1 (ru) Устройство для охранной сигнализации
GB2134680A (en) Monitored line alarm systems
JP2004133770A (ja) 火災報知設備および火災感知器
US4788446A (en) Monitoring circuit for an electric or electronic module
US3478352A (en) Alarm apparatus
JP2766766B2 (ja) 防災監視装置
EP3404928B1 (en) Improved electronic unit for controlling fire sensors
JPS6347990Y2 (da)
JPH0624953Y2 (ja) 火災警報装置
KR800000390Y1 (ko) 화재탐지기의 자동 단선 감지장치
US4764754A (en) Fail-safe alarm circuit