EP3518201A4 - Detector, isolator, warning system and control method - Google Patents

Detector, isolator, warning system and control method Download PDF

Info

Publication number
EP3518201A4
EP3518201A4 EP17852950.9A EP17852950A EP3518201A4 EP 3518201 A4 EP3518201 A4 EP 3518201A4 EP 17852950 A EP17852950 A EP 17852950A EP 3518201 A4 EP3518201 A4 EP 3518201A4
Authority
EP
European Patent Office
Prior art keywords
isolator
detector
control method
warning system
warning
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.)
Granted
Application number
EP17852950.9A
Other languages
German (de)
French (fr)
Other versions
EP3518201A1 (en
EP3518201B1 (en
Inventor
Yuki Ogawa
Tomohiro Yoshitsuru
Tomohiro Suzuki
Tatsuya Takahashi
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP3518201A1 publication Critical patent/EP3518201A1/en
Publication of EP3518201A4 publication Critical patent/EP3518201A4/en
Application granted granted Critical
Publication of EP3518201B1 publication Critical patent/EP3518201B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G08B25/06—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 power transmission lines
    • 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
    • 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
    • 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
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/181—Prevention or correction of operating errors due to failing power supply

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Fire Alarms (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Alarm Systems (AREA)
EP17852950.9A 2016-09-21 2017-09-14 Detector, isolator, warning system and control method Active EP3518201B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016184500A JP6664099B2 (en) 2016-09-21 2016-09-21 Sensors, isolators, and alarm systems
PCT/JP2017/033311 WO2018056173A1 (en) 2016-09-21 2017-09-14 Detector, isolator, warning system and control method

Publications (3)

Publication Number Publication Date
EP3518201A1 EP3518201A1 (en) 2019-07-31
EP3518201A4 true EP3518201A4 (en) 2019-10-02
EP3518201B1 EP3518201B1 (en) 2020-11-04

Family

ID=61690493

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17852950.9A Active EP3518201B1 (en) 2016-09-21 2017-09-14 Detector, isolator, warning system and control method

Country Status (3)

Country Link
EP (1) EP3518201B1 (en)
JP (1) JP6664099B2 (en)
WO (1) WO2018056173A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10909828B2 (en) 2019-06-19 2021-02-02 Honeywell International Inc. Alarm device for a fire alarm system
CN112946520B (en) * 2021-02-04 2023-06-23 厦门天马微电子有限公司 Capacitive short circuit detection circuit, display device and capacitive short circuit detection method
KR102606429B1 (en) * 2021-12-16 2023-11-29 (주)세이프시스템 Fire detection system including an isolator for bypassing a short circuit in a power line communication line to which a fire detector is connected, and an operating method thereof
CN114648849A (en) * 2022-03-18 2022-06-21 阳光新能源开发股份有限公司 Fire-fighting linkage device, control method and energy storage power station

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001265452A (en) * 2000-03-16 2001-09-28 Hochiki Corp Line abnormality monitoring device
JP3287967B2 (en) * 1994-12-28 2002-06-04 能美防災株式会社 Transmission line monitoring equipment for fire alarm equipment
US20100232080A1 (en) * 2007-10-17 2010-09-16 Siemens Aktiengesellschaft Separating device having an energy storage for an energy-conducting electric lead
EP2348497A2 (en) * 2010-01-25 2011-07-27 Nohmi Bosai Ltd. Short-circuit isolator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10241087A (en) * 1997-02-25 1998-09-11 Matsushita Electric Works Ltd Transmission line monitoring device in disaster prevention monitoring system and exhaust gas prevention control system
JP4817375B2 (en) * 2006-05-30 2011-11-16 能美防災株式会社 Fire alarm system
JP4878917B2 (en) * 2006-05-30 2012-02-15 能美防災株式会社 Isolator
US9225249B2 (en) * 2014-01-28 2015-12-29 Honeywell International Inc. Power management alarm devices

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3287967B2 (en) * 1994-12-28 2002-06-04 能美防災株式会社 Transmission line monitoring equipment for fire alarm equipment
JP2001265452A (en) * 2000-03-16 2001-09-28 Hochiki Corp Line abnormality monitoring device
US20100232080A1 (en) * 2007-10-17 2010-09-16 Siemens Aktiengesellschaft Separating device having an energy storage for an energy-conducting electric lead
EP2348497A2 (en) * 2010-01-25 2011-07-27 Nohmi Bosai Ltd. Short-circuit isolator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018056173A1 *

Also Published As

Publication number Publication date
WO2018056173A1 (en) 2018-03-29
EP3518201A1 (en) 2019-07-31
EP3518201B1 (en) 2020-11-04
JP6664099B2 (en) 2020-03-13
JP2018049465A (en) 2018-03-29

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