EP2759994A3 - Fire alarm - Google Patents

Fire alarm Download PDF

Info

Publication number
EP2759994A3
EP2759994A3 EP14151892.8A EP14151892A EP2759994A3 EP 2759994 A3 EP2759994 A3 EP 2759994A3 EP 14151892 A EP14151892 A EP 14151892A EP 2759994 A3 EP2759994 A3 EP 2759994A3
Authority
EP
European Patent Office
Prior art keywords
fire
fire detector
detecting
fire alarm
sensitivity
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
EP14151892.8A
Other languages
German (de)
French (fr)
Other versions
EP2759994A2 (en
EP2759994B1 (en
Inventor
Thomas Hanses
Wolfgang Werkmeister
Ralph Bergmann
Stefan Heindl
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2759994A2 publication Critical patent/EP2759994A2/en
Publication of EP2759994A3 publication Critical patent/EP2759994A3/en
Application granted granted Critical
Publication of EP2759994B1 publication Critical patent/EP2759994B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/183—Single detectors using dual technologies
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/20—Calibration, including self-calibrating arrangements
    • G08B29/22—Provisions facilitating manual calibration, e.g. input or output provisions for testing; Holding of intermittent values to permit measurement

Abstract

Es wird ein Brandmelder zur Detektion eines Brands vorgeschlagen, mit einer Sensorik 2 zur Erfassung von brandspezifischen Messwerten, mit einer Auswerteeinheit 3 zur Detektion des Brands auf Basis der brandspezifischen Messwerte, mit einer Stelleinrichtung 4, welche zur manuellen Einstellung der Auswerteempfindlichkeit des Brandmelders 1 an dem Brandmelder 1 ausgebildet ist, wobei die Stelleinrichtung in oder an dem Brandmelder 1 angeordnet ist, wobei die Auswerteempfindlichkeit in mindestens drei Empfindlichkeitsstufen einstellbar ist.

Figure imgaf001
A fire detector is proposed for detecting a fire, with a sensor system 2 for detecting brand-specific measured values, with an evaluation unit 3 for detecting the fire on the basis of the brand-specific measured values, with an adjusting device 4, which is used for manual adjustment of the evaluation sensitivity of the fire detector 1 on the Fire detector 1 is formed, wherein the adjusting device is arranged in or on the fire detector 1, wherein the evaluation sensitivity is adjustable in at least three sensitivity levels.
Figure imgaf001
EP14151892.8A 2013-01-23 2014-01-21 Fire alarm Active EP2759994B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102013201049.4A DE102013201049A1 (en) 2013-01-23 2013-01-23 fire alarm

Publications (3)

Publication Number Publication Date
EP2759994A2 EP2759994A2 (en) 2014-07-30
EP2759994A3 true EP2759994A3 (en) 2018-04-11
EP2759994B1 EP2759994B1 (en) 2022-08-17

Family

ID=49956033

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14151892.8A Active EP2759994B1 (en) 2013-01-23 2014-01-21 Fire alarm

Country Status (2)

Country Link
EP (1) EP2759994B1 (en)
DE (1) DE102013201049A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3392854A1 (en) * 2017-11-03 2018-10-24 Siemens Schweiz AG Method for automatically adjusting a fire detector, system having an automatically adjustable fire alarm and computer program with an implementation of the method
CN113313903A (en) * 2021-04-06 2021-08-27 中国船舶重工集团公司第七0三研究所 Multi-parameter data fusion fire judgment method
DE102021214801A1 (en) 2021-12-21 2023-06-22 Robert Bosch Gesellschaft mit beschränkter Haftung Method for setting the sensitivity of at least one fire alarm to be set, computer program, machine-readable storage medium, fire alarm and fire alarm system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH506147A (en) * 1968-02-29 1971-04-15 Brk Electronics Electric fire detection device
DE2449304A1 (en) * 1974-10-16 1976-04-22 Nohmi Bosai Kogyo Co Ltd Fire alarm system - with parallel detectors of different sensitivity connected via DC lines to central control
US4651013A (en) * 1984-02-28 1987-03-17 Hochiki Corporation Smoke detector with changeable pulse light emitting interval for monitoring purposes
JPS6356797A (en) * 1986-08-27 1988-03-11 株式会社竹中工務店 Sensitivity setting system for fire sensor
US20020126016A1 (en) * 2001-03-06 2002-09-12 Sipp Corey Bouche?Apos; Remotely controlled smoke alarm assembly
US20070229824A1 (en) * 2002-10-07 2007-10-04 Novar Gmbh Fire Detector Device
EP1887536A1 (en) * 2006-08-09 2008-02-13 Siemens Schweiz AG Smoke alarm using light scattering

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007280326A (en) 2006-04-12 2007-10-25 Yazaki Corp Fire alarm

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH506147A (en) * 1968-02-29 1971-04-15 Brk Electronics Electric fire detection device
DE2449304A1 (en) * 1974-10-16 1976-04-22 Nohmi Bosai Kogyo Co Ltd Fire alarm system - with parallel detectors of different sensitivity connected via DC lines to central control
US4651013A (en) * 1984-02-28 1987-03-17 Hochiki Corporation Smoke detector with changeable pulse light emitting interval for monitoring purposes
JPS6356797A (en) * 1986-08-27 1988-03-11 株式会社竹中工務店 Sensitivity setting system for fire sensor
US20020126016A1 (en) * 2001-03-06 2002-09-12 Sipp Corey Bouche?Apos; Remotely controlled smoke alarm assembly
US20070229824A1 (en) * 2002-10-07 2007-10-04 Novar Gmbh Fire Detector Device
EP1887536A1 (en) * 2006-08-09 2008-02-13 Siemens Schweiz AG Smoke alarm using light scattering

Also Published As

Publication number Publication date
EP2759994A2 (en) 2014-07-30
EP2759994B1 (en) 2022-08-17
DE102013201049A1 (en) 2014-07-24

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