DE68927400D1 - Systemeinrichtung zur Sammlung von Alarmsignalen einer Stationskette - Google Patents

Systemeinrichtung zur Sammlung von Alarmsignalen einer Stationskette

Info

Publication number
DE68927400D1
DE68927400D1 DE68927400T DE68927400T DE68927400D1 DE 68927400 D1 DE68927400 D1 DE 68927400D1 DE 68927400 T DE68927400 T DE 68927400T DE 68927400 T DE68927400 T DE 68927400T DE 68927400 D1 DE68927400 D1 DE 68927400D1
Authority
DE
Germany
Prior art keywords
central station
loop
interfaces
clock
state
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
DE68927400T
Other languages
English (en)
Other versions
DE68927400T2 (de
Inventor
Dominique Philippe
Jean-Yves Cozic
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT SA
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 Alcatel CIT SA filed Critical Alcatel CIT SA
Publication of DE68927400D1 publication Critical patent/DE68927400D1/de
Application granted granted Critical
Publication of DE68927400T2 publication Critical patent/DE68927400T2/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
    • 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
    • G08B25/045—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 with sensing devices and central station in a closed loop, e.g. McCullough loop
    • 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)
  • Small-Scale Networks (AREA)
  • Alarm Systems (AREA)
  • Jib Cranes (AREA)
  • Electrotherapy Devices (AREA)
  • Selective Calling Equipment (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
DE68927400T 1988-09-26 1989-09-20 Systemeinrichtung zur Sammlung von Alarmsignalen einer Stationskette Expired - Fee Related DE68927400T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8812534A FR2637107B1 (fr) 1988-09-26 1988-09-26 Systeme de collecte des alarmes d'un ensemble de stations

Publications (2)

Publication Number Publication Date
DE68927400D1 true DE68927400D1 (de) 1996-12-05
DE68927400T2 DE68927400T2 (de) 1997-02-27

Family

ID=9370377

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68927400T Expired - Fee Related DE68927400T2 (de) 1988-09-26 1989-09-20 Systemeinrichtung zur Sammlung von Alarmsignalen einer Stationskette

Country Status (8)

Country Link
US (1) US4994788A (de)
EP (1) EP0361298B1 (de)
AT (1) ATE144852T1 (de)
AU (1) AU610757B2 (de)
CA (1) CA1318376C (de)
DE (1) DE68927400T2 (de)
ES (1) ES2094117T3 (de)
FR (1) FR2637107B1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5059953A (en) * 1990-04-10 1991-10-22 Pacific Scientific Company Infrared overheat and fire detection system
DE4030298A1 (de) * 1990-09-25 1992-03-26 Siemens Ag Gefahrenmeldeanlage
DE59107080D1 (de) * 1991-03-14 1996-01-25 Siemens Ag Anordnung zum Umschalten von Meldeprimärleitungen bei Störungen
FR2675932B1 (fr) * 1991-04-26 1993-08-06 Roulleaux Veronique Dispositif de telesurveillance utilisable notamment mais non exclusivement a la protection contre le vol d'articles de presentation.
JP3460737B2 (ja) * 1994-03-18 2003-10-27 富士通株式会社 警報情報転送方式
FR2719177B1 (fr) * 1994-04-22 1996-07-05 Matra Transport Procédé de transmission de bits d'information à codage redondant, réseau local comportant application de ce procédé, et équipement périphérique à utiliser dans un tel réseau local.
JPH08298487A (ja) * 1995-04-26 1996-11-12 Alps Electric Co Ltd 信号伝送装置
US5650777A (en) * 1995-06-07 1997-07-22 Rosemount Inc. Conversion circuit for process control system
DE19752362A1 (de) * 1997-11-26 1999-06-17 Doppelmayr Seilbahn Produktion Schaltungsanordnung zur Überwachung des fehlerfreien und/oder zur Erkennung eines fehlerbehafteten Zustands einer Anlage
US6085227A (en) * 1998-03-20 2000-07-04 International Business Machines Corporation System and method for operating scientific instruments over wide area networks
US6591279B1 (en) 1999-04-23 2003-07-08 International Business Machines Corporation System and method for computer-based notifications of real-world events using digital images
US6463343B1 (en) 1999-08-10 2002-10-08 International Business Machines Corporation System and method for controlling remote devices from a client computer using digital images
GB2361792A (en) * 2000-04-25 2001-10-31 Hara Kenneth O In-line interface box for alarm system
US6574515B1 (en) * 2000-05-12 2003-06-03 Rosemount Inc. Two-wire field-mounted process device
US7228186B2 (en) * 2000-05-12 2007-06-05 Rosemount Inc. Field-mounted process device with programmable digital/analog interface
US7991582B2 (en) * 2004-09-30 2011-08-02 Rosemount Inc. Process device with diagnostic annunciation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516063A (en) * 1966-05-09 1970-06-02 Leeds & Northrup Co Supervisory and control system having buffer storage input to data logger
US3715725A (en) * 1971-01-11 1973-02-06 Dick Co Ab Address responsive controller for computer handling of peripheral equipment
US4290055A (en) * 1979-12-05 1981-09-15 Technical Development Ltd Scanning control system
US4468664A (en) * 1980-05-21 1984-08-28 American District Telegraph Company Non-home run zoning system
GB2080000B (en) * 1980-07-10 1983-11-30 Shorrock Dev Data transmission system
EP0111178B1 (de) * 1982-11-23 1987-10-28 Cerberus Ag Ueberwachungsanlage mit mehreren, kettenförmig an einer Meldelinie liegenden Meldern
US4603318A (en) * 1983-11-14 1986-07-29 Philp Robert J Telemetry and like signaling systems
US4617566A (en) * 1983-12-15 1986-10-14 Teleplex Corporation Addressable-port, daisy chain telemetry system with self-test capability

Also Published As

Publication number Publication date
EP0361298B1 (de) 1996-10-30
ATE144852T1 (de) 1996-11-15
AU4174489A (en) 1990-03-29
US4994788A (en) 1991-02-19
FR2637107B1 (fr) 1994-05-13
FR2637107A1 (fr) 1990-03-30
CA1318376C (fr) 1993-05-25
EP0361298A1 (de) 1990-04-04
DE68927400T2 (de) 1997-02-27
ES2094117T3 (es) 1997-01-16
AU610757B2 (en) 1991-05-23

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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