EP4771606A1 - Signalprüfung für feueralarmsystem - Google Patents

Signalprüfung für feueralarmsystem

Info

Publication number
EP4771606A1
EP4771606A1 EP24765362.9A EP24765362A EP4771606A1 EP 4771606 A1 EP4771606 A1 EP 4771606A1 EP 24765362 A EP24765362 A EP 24765362A EP 4771606 A1 EP4771606 A1 EP 4771606A1
Authority
EP
European Patent Office
Prior art keywords
loop
amplitude
signal
fire alarm
signal waveform
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.)
Pending
Application number
EP24765362.9A
Other languages
English (en)
French (fr)
Inventor
Alex HILEY
Vishal BHOSALE
Faruk Meah
Steven Ian Bennett
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.)
Tyco Fire and Security GmbH
Original Assignee
Tyco Fire and Security GmbH
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 Tyco Fire and Security GmbH filed Critical Tyco Fire and Security GmbH
Publication of EP4771606A1 publication Critical patent/EP4771606A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/123—Checking intermittently signalling or alarm systems of line circuits
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Program-control systems
    • G05B19/02—Program-control systems electric
    • G05B19/04—Program control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • G05B19/058—Safety, monitoring
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0256—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults injecting test signals and analyzing monitored process response, e.g. injecting the test signal while interrupting the normal operation of the monitored system; superimposing the test signal onto a control signal during normal operation of the monitored system

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Fire Alarms (AREA)
EP24765362.9A 2023-08-31 2024-08-29 Signalprüfung für feueralarmsystem Pending EP4771606A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2313305.1A GB2633078A (en) 2023-08-31 2023-08-31 Fire Alarm System Signal Testing
PCT/EP2024/074236 WO2025046041A1 (en) 2023-08-31 2024-08-29 Fire alarm system signal testing

Publications (1)

Publication Number Publication Date
EP4771606A1 true EP4771606A1 (de) 2026-07-08

Family

ID=88296731

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24765362.9A Pending EP4771606A1 (de) 2023-08-31 2024-08-29 Signalprüfung für feueralarmsystem

Country Status (4)

Country Link
EP (1) EP4771606A1 (de)
AU (1) AU2024330759A1 (de)
GB (1) GB2633078A (de)
WO (1) WO2025046041A1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1277324B (de) * 1966-05-09 1968-09-12 Siemens Ag Verfahren zum Kontrollieren von Datenkanaelen
US3582974A (en) * 1968-10-30 1971-06-01 Bell Telephone Labor Inc Circuit to analyze a signal amplitude range through frequency discrimination techniques
US4870675A (en) * 1988-11-28 1989-09-26 American Telephone And Telegraph Company Remote testing of metallic loops with a trans hybrid signal
DE202008009211U1 (de) * 2008-07-09 2008-09-25 Robert Bosch Gmbh Vorrichtung zur Erkennung von Unterbrechungen bei einem Ringbus
GB2601921B (en) * 2016-03-02 2022-12-07 Fisher Rosemount Systems Inc Detecting and Locating Process Control Communication Line Faults from a Handheld Maintenance Tool
GB2607278A (en) * 2021-05-17 2022-12-07 Thorn Security Address setting of building management system devices
JP7315627B2 (ja) * 2021-07-21 2023-07-26 株式会社安川電機 ケーブル劣化診断装置、ケーブル劣化診断方法、及びプログラム

Also Published As

Publication number Publication date
GB202313305D0 (en) 2023-10-18
AU2024330759A1 (en) 2026-03-12
WO2025046041A1 (en) 2025-03-06
GB2633078A (en) 2025-03-05

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