DE69514445T2 - Übertragungsleitung-Überwachungsvorrichtung zur Anwendung in einem Feueralarmsystem - Google Patents

Übertragungsleitung-Überwachungsvorrichtung zur Anwendung in einem Feueralarmsystem

Info

Publication number
DE69514445T2
DE69514445T2 DE69514445T DE69514445T DE69514445T2 DE 69514445 T2 DE69514445 T2 DE 69514445T2 DE 69514445 T DE69514445 T DE 69514445T DE 69514445 T DE69514445 T DE 69514445T DE 69514445 T2 DE69514445 T2 DE 69514445T2
Authority
DE
Germany
Prior art keywords
transmission line
monitoring device
alarm system
fire alarm
line monitoring
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
DE69514445T
Other languages
English (en)
Other versions
DE69514445D1 (de
Inventor
Tsutomu Kanai
Toshihiko Shino
Ryuji Oouchi
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.)
Nohmi Bosai Ltd
Original Assignee
Nohmi Bosai Ltd
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 Nohmi Bosai Ltd filed Critical Nohmi Bosai Ltd
Application granted granted Critical
Publication of DE69514445D1 publication Critical patent/DE69514445D1/de
Publication of DE69514445T2 publication Critical patent/DE69514445T2/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
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/02—Monitoring continuously signalling or alarm systems
    • G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
DE69514445T 1994-08-18 1995-08-10 Übertragungsleitung-Überwachungsvorrichtung zur Anwendung in einem Feueralarmsystem Expired - Fee Related DE69514445T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19432194A JP3382370B2 (ja) 1994-08-18 1994-08-18 火災報知設備の伝送線路監視装置

Publications (2)

Publication Number Publication Date
DE69514445D1 DE69514445D1 (de) 2000-02-17
DE69514445T2 true DE69514445T2 (de) 2000-07-06

Family

ID=16322655

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69514445T Expired - Fee Related DE69514445T2 (de) 1994-08-18 1995-08-10 Übertragungsleitung-Überwachungsvorrichtung zur Anwendung in einem Feueralarmsystem

Country Status (6)

Country Link
US (1) US5754103A (de)
EP (1) EP0697684B1 (de)
JP (1) JP3382370B2 (de)
CN (1) CN1120456C (de)
AU (1) AU676441B2 (de)
DE (1) DE69514445T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010047227B3 (de) * 2010-10-04 2012-03-01 Hekatron Vertriebs Gmbh Gefahrenmelder, Gefahrenmeldeanlage und Verfahren zum Erkennen von Leitungsfehlern

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10014269A1 (de) * 2000-03-22 2001-10-04 Semikron Elektronik Gmbh Halbleiterbauelement zur Ansteuerung von Leistungshalbleiterschaltern
AUPR187800A0 (en) 2000-12-04 2001-01-04 Electrical & Instrumentation Services Australia Pty Ltd Circuit monitoring device
US6960987B2 (en) * 2001-09-21 2005-11-01 Hochiki Corporation Fire alarm system, fire sensor, fire receiver, and repeater
US7333010B2 (en) * 2005-03-25 2008-02-19 Simplexgrinnell Lp Method and apparatus for verifying operation of notification appliances during low input voltage condition
US8063763B2 (en) 2008-11-25 2011-11-22 Simplexgrinnell Lp System for testing NAC operability using reduced operating voltage
US8446285B2 (en) * 2008-02-08 2013-05-21 Siemens Industry, Inc. Methods and apparatus for controlling and testing a notification appliance circuit
US8477042B2 (en) * 2008-02-08 2013-07-02 Siemens Industry, Inc. Apparatus for signaling different notification appliance circuit configurations
US8373571B2 (en) * 2008-02-08 2013-02-12 Siemens Industry, Inc. Methods and apparatus for controlling a notification appliance circuit
JP5151771B2 (ja) * 2008-07-28 2013-02-27 富士通株式会社 信号伝送装置、信号伝送装置制御方法
JP5540422B2 (ja) * 2009-11-18 2014-07-02 ヒュンダイ インフラコア カンパニー リミテッド 光中継ｒ型及びｇｒ型受信機システム
ES2384146A1 (es) * 2010-02-02 2012-07-02 General Electric Company Circuito de detección, sistema de detección y método para la construcción de sistemas de detección.
US8493072B2 (en) * 2010-03-09 2013-07-23 Koninklijke Philips N.V. Method and apparatus for detecting a short circuit
KR101101907B1 (ko) * 2010-07-28 2012-01-02 한국전력공사 스페이서 댐퍼 및 이를 포함하는 송전 선로 온도 감시 시스템
US8804291B2 (en) * 2011-12-12 2014-08-12 Utc Fire & Security Americas Corporation, Inc. Line isolators for isolating multiple faults in emergency systems
CN102680839B (zh) * 2012-06-01 2014-05-14 湖南省电力公司科学研究院 输电线路山火跳闸试验方法
JP6225462B2 (ja) * 2013-04-12 2017-11-08 パナソニックＩｐマネジメント株式会社 防災受信システム
US9619990B2 (en) * 2013-09-06 2017-04-11 Junior Dunn Smart output protector
US9965944B1 (en) * 2015-06-09 2018-05-08 Jeffrey D. Zwirn Protective device for alarm systems
CN108257357B (zh) * 2018-03-13 2024-02-20 中国水利水电第五工程局有限公司 一种泥石流检测传感装置
JP7148306B2 (ja) * 2018-07-27 2022-10-05 ホーチキ株式会社 中継装置
JP7071895B2 (ja) * 2018-07-27 2022-05-19 ホーチキ株式会社 管理システム
JP7289619B2 (ja) * 2018-08-23 2023-06-12 ホーチキ株式会社 防災報知システム
RU2731440C1 (ru) * 2019-05-22 2020-09-02 Алексей Геннадиевич Карпов Устройство для контроля на обрыв и короткое замыкание цепи с переключательным контактом с диодами
JP6885994B2 (ja) * 2019-08-23 2021-06-16 ホーチキ株式会社 トンネル防災システム
EP3822936B1 (de) 2019-11-13 2023-09-13 Carrier Corporation Kurzschlussisolierer
EP3913594A1 (de) 2020-05-21 2021-11-24 Carrier Corporation Ortung eines kurzschlusses

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3370089D1 (en) * 1982-07-16 1987-04-09 Apollo Fire Detectors Ltd Short circuit fault isolation means for electrical circuit arrangements
JPS60117939A (ja) * 1983-11-30 1985-06-25 Matsushita Electric Works Ltd 情報伝送方式
JPH0632517B2 (ja) * 1985-07-19 1994-04-27 ホーチキ株式会社 異常監視装置
JPS6273400A (ja) 1985-09-27 1987-04-04 ニツタン株式会社 警報装置
US5400203A (en) * 1992-07-29 1995-03-21 Pittway Corporation, A Delaware Corporation Short circuit detector and isolator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010047227B3 (de) * 2010-10-04 2012-03-01 Hekatron Vertriebs Gmbh Gefahrenmelder, Gefahrenmeldeanlage und Verfahren zum Erkennen von Leitungsfehlern
EP2437228A2 (de) 2010-10-04 2012-04-04 Hekatron Vertriebs GmbH Gefahrenmelder, Gefahrenmeldeanlage und Verfahren zum Erkennen von Leitungsfehlern

Also Published As

Publication number Publication date
AU676441B2 (en) 1997-03-06
CN1120456C (zh) 2003-09-03
EP0697684B1 (de) 2000-01-12
EP0697684A1 (de) 1996-02-21
DE69514445D1 (de) 2000-02-17
US5754103A (en) 1998-05-19
CN1118488A (zh) 1996-03-13
JP3382370B2 (ja) 2003-03-04
JPH0863691A (ja) 1996-03-08
AU2853495A (en) 1996-02-29

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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