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ATE25885T1 - Schaltungsanordnung zur stoersignalunterdrueckung in optischen rauchmeldern. - Google Patents

Schaltungsanordnung zur stoersignalunterdrueckung in optischen rauchmeldern.

Info

Publication number
ATE25885T1
ATE25885T1 AT84103961T AT84103961T ATE25885T1 AT E25885 T1 ATE25885 T1 AT E25885T1 AT 84103961 T AT84103961 T AT 84103961T AT 84103961 T AT84103961 T AT 84103961T AT E25885 T1 ATE25885 T1 AT E25885T1
Authority
AT
Austria
Prior art keywords
alarm
measured value
diode
led
interrogation
Prior art date
Application number
AT84103961T
Other languages
English (en)
Inventor
Karsten Dipl-Ing Poulsen
Peer Dr-Ing Thilo
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of ATE25885T1 publication Critical patent/ATE25885T1/de

Links

Classifications

    • 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
    • G08B29/24—Self-calibration, e.g. compensating for environmental drift or ageing of components
    • 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
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
    • 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
    • G08B26/005—Alarm systems in which substations are interrogated in succession by a central station with substations connected in series, e.g. cascade

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AT84103961T 1983-04-12 1984-04-09 Schaltungsanordnung zur stoersignalunterdrueckung in optischen rauchmeldern. ATE25885T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833313137 DE3313137A1 (de) 1983-04-12 1983-04-12 Schaltungsanordnung zur stoersignalunterdrueckung in optischen rauchmeldern
EP84103961A EP0125485B1 (de) 1983-04-12 1984-04-09 Schaltungsanordnung zur Störsignalunterdrückung in optischen Rauchmeldern

Publications (1)

Publication Number Publication Date
ATE25885T1 true ATE25885T1 (de) 1987-03-15

Family

ID=6196107

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84103961T ATE25885T1 (de) 1983-04-12 1984-04-09 Schaltungsanordnung zur stoersignalunterdrueckung in optischen rauchmeldern.

Country Status (3)

Country Link
EP (1) EP0125485B1 (de)
AT (1) ATE25885T1 (de)
DE (2) DE3313137A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3671120D1 (de) * 1985-07-29 1990-06-13 Siemens Ag Verfahren und vorrichtung zur betriebsmaessigen ueberwachung optischer rauchmelder.
EP0362797B2 (de) * 1988-10-06 2000-05-17 Siemens Aktiengesellschaft Verfahren zum energiesparenden Betrieb von Gefahrenmeldern in einer Gefahrenmeldeanlage
DE58906937D1 (de) * 1988-10-06 1994-03-24 Siemens Ag Verfahren zum energiesparenden Betrieb von Gefahrenmeldern in einer Gefahrenmeldeanlage.
ES2049787T3 (es) * 1989-09-19 1994-05-01 Siemens Ag Instalacion de aviso de incendio con un avisador combinado.
ATE111246T1 (de) * 1989-09-19 1994-09-15 Siemens Ag Verfahren und vorrichtung zur kompensation der luftfeuchtigkeit in einem optischen rauchmelder.
EP3457369B1 (de) 2017-09-19 2021-05-19 Elmos Semiconductor SE Schaltungsanordnung für einen rauchsensor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2214189B1 (de) * 1973-01-16 1977-07-22 Silec Liaisons Elec
DE2533382C2 (de) * 1975-07-25 1980-07-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren und Einrichtung zur Übertragung von Meßwerten in einem Brandmeldesystem
DE2638068C3 (de) * 1976-08-24 1986-11-13 Siemens AG, 1000 Berlin und 8000 München Brandmeldeanlage mit mehreren über eine Meldeschleife betreibbaren Meldern
US4149162A (en) * 1977-06-20 1979-04-10 American District Telegraph Company Battery discriminator circuit for smoke detectors

Also Published As

Publication number Publication date
DE3462637D1 (en) 1987-04-16
EP0125485A1 (de) 1984-11-21
EP0125485B1 (de) 1987-03-11
DE3313137A1 (de) 1984-10-18

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