NO831433L - Fremgangsmaate og anordning for i en sloeyfekrets med et forutbestemt antall parallellkoplede detektorer aa identifisere en alarmerende detektor - Google Patents

Fremgangsmaate og anordning for i en sloeyfekrets med et forutbestemt antall parallellkoplede detektorer aa identifisere en alarmerende detektor

Info

Publication number
NO831433L
NO831433L NO831433A NO831433A NO831433L NO 831433 L NO831433 L NO 831433L NO 831433 A NO831433 A NO 831433A NO 831433 A NO831433 A NO 831433A NO 831433 L NO831433 L NO 831433L
Authority
NO
Norway
Prior art keywords
signal
line unit
loop circuit
depending
detectors
Prior art date
Application number
NO831433A
Other languages
English (en)
Norwegian (no)
Inventor
Benni Goeran Ingemar Glanshed
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of NO831433L publication Critical patent/NO831433L/no

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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)
  • Burglar Alarm Systems (AREA)
NO831433A 1982-04-23 1983-04-22 Fremgangsmaate og anordning for i en sloeyfekrets med et forutbestemt antall parallellkoplede detektorer aa identifisere en alarmerende detektor NO831433L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8202566A SE8202566L (sv) 1982-04-23 1982-04-23 Forfarande och anordning for att i en slingkrets med ett forutbestemt antal parallellkopplade detektorer identifiera en larmande detektor

Publications (1)

Publication Number Publication Date
NO831433L true NO831433L (no) 1983-10-24

Family

ID=20346627

Family Applications (1)

Application Number Title Priority Date Filing Date
NO831433A NO831433L (no) 1982-04-23 1983-04-22 Fremgangsmaate og anordning for i en sloeyfekrets med et forutbestemt antall parallellkoplede detektorer aa identifisere en alarmerende detektor

Country Status (5)

Country Link
EP (1) EP0093095A3 (de)
DK (1) DK179483A (de)
FI (1) FI830990L (de)
NO (1) NO831433L (de)
SE (1) SE8202566L (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3478654D1 (en) * 1984-06-05 1989-07-13 Siemens Ag Method of and device for identifying an alarm triggering sensor in a danger signalling device
EP0178474B1 (de) * 1984-09-20 1992-01-08 Siemens Aktiengesellschaft Verfahren und Anordnung zur Melderidentifizierung einer Gefahrenmeldeanlage
JPH0719315B2 (ja) * 1985-04-09 1995-03-06 ホーチキ株式会社 火災報知装置
JPH03237597A (ja) * 1990-02-15 1991-10-23 Niizu Denshi Kk センサー識別方式
FR2723232B1 (fr) * 1994-07-29 1996-10-18 Lewiner Jacques Perfectionnements aux detecteurs d'alarme pour la surveillance de batiments
SE9504260D0 (sv) * 1995-11-28 1995-11-28 Willy Weymann Detektor
GB2321747B (en) * 1997-01-30 2000-10-18 Rafiki Protection Limited Alarm system
WO1999053627A1 (en) 1998-04-10 1999-10-21 Chrimar Systems, Inc. Doing Business As Cms Technologies System for communicating with electronic equipment on a network
FR2897968B1 (fr) * 2006-02-24 2008-11-21 Airbus France Sas Systeme de detection d'incendie et aeronef equipe d'un tel systeme

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA71780B (en) * 1970-03-31 1971-10-27 Nittan Co Ltd Fire alarming system
US3757301A (en) * 1971-06-17 1973-09-04 Eaton Corp Single cable signaling system
US3803594A (en) * 1972-07-17 1974-04-09 Johnson Service Co Programmed time division multiplexed coded tone transmission system
US3846794A (en) * 1973-03-15 1974-11-05 Baker Ind Inc Alarm retransmission system
US4228424A (en) * 1978-10-16 1980-10-14 Baker Protective Services, Incorporated Central station alarm

Also Published As

Publication number Publication date
DK179483D0 (da) 1983-04-22
EP0093095A2 (de) 1983-11-02
FI830990A7 (fi) 1983-10-24
FI830990L (fi) 1983-10-24
SE8202566L (sv) 1983-10-24
DK179483A (da) 1983-10-24
EP0093095A3 (de) 1986-12-30
FI830990A0 (fi) 1983-03-23

Similar Documents

Publication Publication Date Title
US4611197A (en) Malfunction-detecting status monitoring system
US3530450A (en) Fire alarm systems with monitoring device for fire alarms connected in groups to a central station
US4845476A (en) Proximity detector between a metallic mass and an element to which is applied an electric voltage
NO831433L (no) Fremgangsmaate og anordning for i en sloeyfekrets med et forutbestemt antall parallellkoplede detektorer aa identifisere en alarmerende detektor
US3686531A (en) Fault locating system for electrical circuits
GB1202760A (en) Improvements in or relating to alarm signal installations
US3706983A (en) Lamp circuit
US4625198A (en) Alarm system diagnostic apparatus
US4385287A (en) Multiple alarm condition detection and signalling
US3521276A (en) Supervised alarm circuit
US3774189A (en) Heater cable alarm system
US3380045A (en) Redundant fire detection circuit
US3939398A (en) Indicator lamp circuit having feedback protection
US3029420A (en) Network for monitoring alarm systems
US3125751A (en) R- winters
US2373889A (en) Light indicating switch
US3815112A (en) Intrusion alarm
US1996308A (en) Fire alarm mechanism
US2743431A (en) Condition indicators for lighting systems of trucks and trailers
US3540041A (en) Fire warning system improvement
US4315196A (en) Disconnection detecting circuit of double-filament spherical lamp
US1326304A (en) Automatic fire
US3811126A (en) Alarm system
US4788446A (en) Monitoring circuit for an electric or electronic module
US3500469A (en) Fault indicating system for a plurality of monitored devices