SE8305344D0 - Brandalarmsystem - Google Patents

Brandalarmsystem

Info

Publication number
SE8305344D0
SE8305344D0 SE8305344A SE8305344A SE8305344D0 SE 8305344 D0 SE8305344 D0 SE 8305344D0 SE 8305344 A SE8305344 A SE 8305344A SE 8305344 A SE8305344 A SE 8305344A SE 8305344 D0 SE8305344 D0 SE 8305344D0
Authority
SE
Sweden
Prior art keywords
main unit
sensor terminals
reference value
response data
fire
Prior art date
Application number
SE8305344A
Other languages
English (en)
Other versions
SE8305344L (sv
SE456198B (sv
Inventor
T Kimura
S Tanaka
T Suzuki
Original Assignee
Nittan Co 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 Nittan Co Ltd filed Critical Nittan Co Ltd
Publication of SE8305344D0 publication Critical patent/SE8305344D0/sv
Publication of SE8305344L publication Critical patent/SE8305344L/sv
Publication of SE456198B publication Critical patent/SE456198B/sv

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
    • G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel
    • G08B26/002—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel only replying the state of the sensor

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire Alarms (AREA)
  • Alarm Systems (AREA)
  • Fire-Detection Mechanisms (AREA)
SE8305344A 1982-10-27 1983-09-30 Brandalarmsystem SE456198B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57187495A JPS5977594A (ja) 1982-10-27 1982-10-27 火災警報システム

Publications (3)

Publication Number Publication Date
SE8305344D0 true SE8305344D0 (sv) 1983-09-30
SE8305344L SE8305344L (sv) 1984-04-28
SE456198B SE456198B (sv) 1988-09-12

Family

ID=16207058

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8305344A SE456198B (sv) 1982-10-27 1983-09-30 Brandalarmsystem

Country Status (7)

Country Link
US (1) US4525700A (sv)
JP (1) JPS5977594A (sv)
AU (1) AU555669B2 (sv)
DE (1) DE3338711C2 (sv)
FR (1) FR2535493B1 (sv)
GB (1) GB2129180B (sv)
SE (1) SE456198B (sv)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6154596A (ja) * 1984-08-25 1986-03-18 松下電工株式会社 自火報システム
JPS61170899A (ja) * 1985-01-25 1986-08-01 ニツタン株式会社 防災設備の集中監視方式
JPH079680B2 (ja) * 1985-04-01 1995-02-01 ホーチキ株式会社 アナログ火災報知装置
JPS61237197A (ja) * 1985-04-12 1986-10-22 ホーチキ株式会社 火災警報装置
JPS61247918A (ja) * 1985-04-26 1986-11-05 Hochiki Corp アナログセンサの出力補正装置
JPS6252699A (ja) * 1985-09-02 1987-03-07 ニツタン株式会社 分離型感知器
JPH0632144B2 (ja) * 1987-04-08 1994-04-27 ニツタン株式会社 環境異常警報装置
JP2829733B2 (ja) * 1989-01-31 1998-12-02 能美防災株式会社 防災設備
US4962373A (en) * 1989-05-01 1990-10-09 General Signal Corporation Scheme for power conservation in fire alarm system
US4956634A (en) * 1989-05-01 1990-09-11 General Signal Corporation City tie line connection for fire alarm system
DE3924252A1 (de) * 1989-07-21 1991-02-07 Preussag Ag Feuerschutz Meldeeinrichtung zum erfassen von waermequellen
US5493271A (en) * 1992-02-04 1996-02-20 Nohmi Bosai Ltd. Fire alarm system
US5416725A (en) * 1993-08-18 1995-05-16 P.C. Sentry, Inc. Computer-based notification system having redundant sensor alarm determination and associated computer-implemented method for issuing notification of events
EP0646791B1 (en) * 1993-09-30 2001-09-05 Nittan Company, Limited Sensor device, and electronic equipment each having sensor device incorporated therein
US5483222A (en) * 1993-11-15 1996-01-09 Pittway Corporation Multiple sensor apparatus and method
JP3273854B2 (ja) * 1994-03-30 2002-04-15 能美防災株式会社 火災報知設備用機器
US5627515A (en) * 1995-02-24 1997-05-06 Pittway Corporation Alarm system with multiple cooperating sensors
JPH0914339A (ja) * 1995-04-27 1997-01-14 Kongo Kk 免震装置
US5864286A (en) * 1995-05-16 1999-01-26 General Signal Corporation Distributed intelligence alarm system having a two- tier monitoring process for detecting alarm conditions
US5557262A (en) * 1995-06-07 1996-09-17 Pittway Corporation Fire alarm system with different types of sensors and dynamic system parameters
EP0762358B1 (en) * 1995-08-18 2001-10-31 Gsbs Development Corporation Fire detection system
JPH09196115A (ja) * 1996-01-22 1997-07-29 Kongo Kk 免震装置
JP3724689B2 (ja) * 1998-10-30 2005-12-07 ホーチキ株式会社 火災監視装置及び火災感知器
US6252501B1 (en) 1998-12-11 2001-06-26 Pittway Corporation Message repeating apparatus and method
US6691172B1 (en) 1998-12-15 2004-02-10 Honeywell International, Inc. Communication system for defining a variable group of processors for receiving a transmitted communication
US6510397B1 (en) 1999-03-13 2003-01-21 Textron Systems Corporation Method and apparatus for self-diagnosis of a sensor
US6694285B1 (en) 1999-03-13 2004-02-17 Textron System Corporation Method and apparatus for monitoring rotating machinery
US6425293B1 (en) 1999-03-13 2002-07-30 Textron Systems Corporation Sensor plug
US6546814B1 (en) 1999-03-13 2003-04-15 Textron Systems Corporation Method and apparatus for estimating torque in rotating machinery
EP1161657B1 (en) * 1999-03-13 2004-11-03 Textron Systems Corporation Method for monitoring rotating machinery
SE520659C2 (sv) * 2000-03-28 2003-08-05 Firefly Ab Anordning och förfarande för att risknivåbestämma en risksituation
DE10107260A1 (de) * 2001-02-16 2002-09-12 Axel Kretzschmar Verfahren und Einrichtung zur Überwachung unterirdischer Anlagen
WO2005079340A2 (en) * 2004-02-13 2005-09-01 Lacasse Photoplastics, Inc. Intelligent directional fire alarm system
JP6037430B2 (ja) * 2012-06-06 2016-12-07 ホーチキ株式会社 警報システム
CN112447028A (zh) * 2019-08-29 2021-03-05 深圳市云海物联科技有限公司 一种报警方法、***及传感器设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100542A (en) * 1973-01-02 1978-07-11 May & Baker Limited Measuring system
CH572252A5 (sv) * 1973-11-09 1976-01-30 Nohmi Bosai Kogyo Co Ltd
JPS5244655A (en) * 1975-10-03 1977-04-07 Sumitomo Chem Co Ltd Centralized control unit for a gas leak
GB1556062A (en) * 1975-08-28 1979-11-21 Sumitomo Chemical Co Centralised monitoring system for gas leakage
CH600454A5 (sv) * 1976-11-16 1978-06-15 Cerberus Ag
DE2817089B2 (de) * 1978-04-19 1980-12-18 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gefahrenmeldeanlage
JPS54150098A (en) * 1978-05-18 1979-11-24 Hochiki Co Flame detector
GB2082358B (en) * 1980-08-14 1984-09-05 Dynalarm Ltd Security systems

Also Published As

Publication number Publication date
AU555669B2 (en) 1986-10-02
JPS5977594A (ja) 1984-05-04
DE3338711C2 (de) 1986-10-30
JPH0230555B2 (sv) 1990-07-06
SE8305344L (sv) 1984-04-28
GB2129180B (en) 1986-04-03
FR2535493A1 (fr) 1984-05-04
SE456198B (sv) 1988-09-12
FR2535493B1 (fr) 1986-05-23
US4525700A (en) 1985-06-25
GB8328098D0 (en) 1983-11-23
AU1968283A (en) 1984-05-03
GB2129180A (en) 1984-05-10
DE3338711A1 (de) 1984-05-10

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