DE58903502D1 - Gefahrenmeldeanlage. - Google Patents

Gefahrenmeldeanlage.

Info

Publication number
DE58903502D1
DE58903502D1 DE8989111117T DE58903502T DE58903502D1 DE 58903502 D1 DE58903502 D1 DE 58903502D1 DE 8989111117 T DE8989111117 T DE 8989111117T DE 58903502 T DE58903502 T DE 58903502T DE 58903502 D1 DE58903502 D1 DE 58903502D1
Authority
DE
Germany
Prior art keywords
switch
voltage
transistor
alarms
circuit
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.)
Expired - Fee Related
Application number
DE8989111117T
Other languages
English (en)
Inventor
Peer Dr Thilo
Klaus Kaiser
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.)
Siemens AG
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 DE58903502D1 publication Critical patent/DE58903502D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G08B26/005—Alarm systems in which substations are interrogated in succession by a central station with substations connected in series, e.g. cascade

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
DE8989111117T 1988-06-23 1989-06-19 Gefahrenmeldeanlage. Expired - Fee Related DE58903502D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3821269 1988-06-23

Publications (1)

Publication Number Publication Date
DE58903502D1 true DE58903502D1 (de) 1993-03-25

Family

ID=6357119

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989111117T Expired - Fee Related DE58903502D1 (de) 1988-06-23 1989-06-19 Gefahrenmeldeanlage.

Country Status (3)

Country Link
EP (1) EP0347806B1 (de)
AT (1) ATE85719T1 (de)
DE (1) DE58903502D1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE111247T1 (de) * 1990-07-26 1994-09-15 Siemens Ag Gefahrenmeldeanlage.
DE102010047227B3 (de) * 2010-10-04 2012-03-01 Hekatron Vertriebs Gmbh Gefahrenmelder, Gefahrenmeldeanlage und Verfahren zum Erkennen von Leitungsfehlern
JP7229277B2 (ja) 2018-06-21 2023-02-27 アウトロニカ ファイア アンド セキュリティ エーエス 検出器ループを起動するためのシステム及び方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3374241D1 (en) * 1982-11-23 1987-12-03 Cerberus Ag Control device with several detectors connected in chain form to a signal line
DE3637681A1 (de) * 1986-11-05 1988-05-19 Siemens Ag Gefahrenmeldeanlage nach dem pulsmeldesystem

Also Published As

Publication number Publication date
ATE85719T1 (de) 1993-02-15
EP0347806A1 (de) 1989-12-27
EP0347806B1 (de) 1993-02-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee