IT1132498B - Impianto di segnalazione a corrente continua - Google Patents

Impianto di segnalazione a corrente continua

Info

Publication number
IT1132498B
IT1132498B IT24325/80A IT2432580A IT1132498B IT 1132498 B IT1132498 B IT 1132498B IT 24325/80 A IT24325/80 A IT 24325/80A IT 2432580 A IT2432580 A IT 2432580A IT 1132498 B IT1132498 B IT 1132498B
Authority
IT
Italy
Prior art keywords
direct current
signaling system
current signaling
direct
signaling
Prior art date
Application number
IT24325/80A
Other languages
English (en)
Other versions
IT8024325A0 (it
Inventor
Karlheinz Screyer
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
Publication of IT8024325A0 publication Critical patent/IT8024325A0/it
Application granted granted Critical
Publication of IT1132498B publication Critical patent/IT1132498B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/018—Sensor coding by detecting magnitude of an electrical parameter, e.g. resistance
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
IT24325/80A 1979-08-31 1980-08-28 Impianto di segnalazione a corrente continua IT1132498B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2935335A DE2935335C2 (de) 1979-08-31 1979-08-31 Gleichstrommeldeanlage

Publications (2)

Publication Number Publication Date
IT8024325A0 IT8024325A0 (it) 1980-08-28
IT1132498B true IT1132498B (it) 1986-07-02

Family

ID=6079786

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24325/80A IT1132498B (it) 1979-08-31 1980-08-28 Impianto di segnalazione a corrente continua

Country Status (4)

Country Link
AT (1) AT384315B (it)
DE (1) DE2935335C2 (it)
IT (1) IT1132498B (it)
NL (1) NL8004913A (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2114341B (en) * 1982-01-30 1985-04-11 Ferranti Ltd Monitoring system
GB2117150B (en) * 1982-02-26 1986-03-19 Morrison John M Intruder alarm system
DE3211550C2 (de) * 1982-03-29 1985-02-14 Siemens AG, 1000 Berlin und 8000 München Gleichstrommeldeanlage
GB2138187B (en) * 1983-04-08 1986-09-10 Morrison John M Burglar alarm system
ATE43732T1 (de) * 1984-09-12 1989-06-15 Siemens Ag Verfahren und vorrichtung zur melderidentifizierung in einer gefahrenmeldeanlage.
ATE43733T1 (de) * 1984-09-12 1989-06-15 Siemens Ag Einrichtung zur melderidentifizierung in einer gefahrenmeldeanlage.
DE3569997D1 (en) * 1984-09-12 1989-06-08 Siemens Ag Annunciator identification arrangement in an alarm system
DE3620681A1 (de) * 1986-06-20 1987-12-23 Merk Gmbh Telefonbau Fried Schaltungsanordnung zur identifizierung von gefahrenmeldern
DE3719988A1 (de) * 1987-06-15 1988-12-29 Total Feuerschutz Gmbh Einzelidentifikation
FR2664408A1 (fr) * 1990-07-04 1992-01-10 Spie Trindel Installation de surveillance et d'alarme.
DK0602570T3 (da) * 1992-12-18 1999-11-08 Siemens Ag Faremeldeanlæg
DE10051329C2 (de) † 2000-10-10 2003-12-11 Job Lizenz Gmbh & Co Kg Gefahrenmeldeanlage
DE102010056006B4 (de) 2010-12-23 2019-05-09 Volkswagen Ag Verfahren zur Überwachung eines Leitungsnetzes für ein Fahrzeug sowie entsprechende Überwachungsvorrichtung und Fahrzeug
US9633554B1 (en) 2015-10-14 2017-04-25 Honeywell International Inc. Fire alarm loop calibration and fault location
EP3540706B1 (en) * 2018-03-14 2020-10-21 Siemens Schweiz AG System and method for addressing distant actuated safety devices

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE873055C (de) * 1950-04-02 1953-04-09 J C Eckardt A G Elektrische UEberwachungseinrichtung
SE402660B (sv) * 1970-11-12 1978-07-10 Securitas Int Ab Brandalarmanleggning
DE2705045A1 (de) * 1977-02-08 1978-08-10 Howaldtswerke Deutsche Werft Isolationsueberwachung fuer meldeleitungen mit abzweigungen in ueberwachungssystemen
DE2749660A1 (de) * 1977-11-05 1979-05-10 Licentia Gmbh Melde- und alarmeinrichtung mit einem oder mehreren binaeren meldern

Also Published As

Publication number Publication date
AT384315B (de) 1987-10-27
IT8024325A0 (it) 1980-08-28
NL8004913A (nl) 1981-03-03
DE2935335A1 (de) 1981-03-19
DE2935335C2 (de) 1985-08-08
ATA436180A (de) 1987-03-15

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