ATE85719T1 - Gefahrenmeldeanlage. - Google Patents

Gefahrenmeldeanlage.

Info

Publication number
ATE85719T1
ATE85719T1 AT89111117T AT89111117T ATE85719T1 AT E85719 T1 ATE85719 T1 AT E85719T1 AT 89111117 T AT89111117 T AT 89111117T AT 89111117 T AT89111117 T AT 89111117T AT E85719 T1 ATE85719 T1 AT E85719T1
Authority
AT
Austria
Prior art keywords
switch
voltage
transistor
alarms
circuit
Prior art date
Application number
AT89111117T
Other languages
English (en)
Inventor
Peer Dr Thilo
Klaus Kaiser
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 ATE85719T1 publication Critical patent/ATE85719T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Alarm Devices (AREA)
AT89111117T 1988-06-23 1989-06-19 Gefahrenmeldeanlage. ATE85719T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3821269 1988-06-23
EP89111117A EP0347806B1 (de) 1988-06-23 1989-06-19 Gefahrenmeldeanlage

Publications (1)

Publication Number Publication Date
ATE85719T1 true ATE85719T1 (de) 1993-02-15

Family

ID=6357119

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89111117T ATE85719T1 (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
EP0468097B1 (de) * 1990-07-26 1994-09-07 Siemens Aktiengesellschaft Gefahrenmeldeanlage
DE102010047227B3 (de) * 2010-10-04 2012-03-01 Hekatron Vertriebs Gmbh Gefahrenmelder, Gefahrenmeldeanlage und Verfahren zum Erkennen von Leitungsfehlern
WO2019242863A1 (en) 2018-06-21 2019-12-26 Autronica Fire & Security As System and method for startup of a detector loop

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
EP0111178B1 (de) * 1982-11-23 1987-10-28 Cerberus Ag Ueberwachungsanlage mit mehreren, kettenförmig an einer Meldelinie liegenden Meldern
DE3637681A1 (de) * 1986-11-05 1988-05-19 Siemens Ag Gefahrenmeldeanlage nach dem pulsmeldesystem

Also Published As

Publication number Publication date
EP0347806B1 (de) 1993-02-10
DE58903502D1 (de) 1993-03-25
EP0347806A1 (de) 1989-12-27

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee