GB2451059B - Apparatus for a fire alarm system and associated fire alarm system - Google Patents

Apparatus for a fire alarm system and associated fire alarm system

Info

Publication number
GB2451059B
GB2451059B GB0713098A GB0713098A GB2451059B GB 2451059 B GB2451059 B GB 2451059B GB 0713098 A GB0713098 A GB 0713098A GB 0713098 A GB0713098 A GB 0713098A GB 2451059 B GB2451059 B GB 2451059B
Authority
GB
United Kingdom
Prior art keywords
alarm system
fire alarm
associated fire
fire
alarm
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.)
Active
Application number
GB0713098A
Other versions
GB0713098D0 (en
GB2451059A (en
Inventor
Steve Stringfellow
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.)
Computionics Ltd
Original Assignee
Computionics 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 Computionics Ltd filed Critical Computionics Ltd
Priority to GB0713098A priority Critical patent/GB2451059B/en
Publication of GB0713098D0 publication Critical patent/GB0713098D0/en
Publication of GB2451059A publication Critical patent/GB2451059A/en
Application granted granted Critical
Publication of GB2451059B publication Critical patent/GB2451059B/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
    • 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
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • 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
    • G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel

Landscapes

  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
GB0713098A 2007-07-06 2007-07-06 Apparatus for a fire alarm system and associated fire alarm system Active GB2451059B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0713098A GB2451059B (en) 2007-07-06 2007-07-06 Apparatus for a fire alarm system and associated fire alarm system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0713098A GB2451059B (en) 2007-07-06 2007-07-06 Apparatus for a fire alarm system and associated fire alarm system

Publications (3)

Publication Number Publication Date
GB0713098D0 GB0713098D0 (en) 2007-08-15
GB2451059A GB2451059A (en) 2009-01-21
GB2451059B true GB2451059B (en) 2009-08-19

Family

ID=38440476

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0713098A Active GB2451059B (en) 2007-07-06 2007-07-06 Apparatus for a fire alarm system and associated fire alarm system

Country Status (1)

Country Link
GB (1) GB2451059B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9847019B2 (en) 2010-10-04 2017-12-19 Tyco Fire & Security Gmbh Detector system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3822936B1 (en) * 2019-11-13 2023-09-13 Carrier Corporation Short-circuit isolator
EP4071732A1 (en) 2021-04-05 2022-10-12 Carrier Corporation Fire system with current response calibration

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993015482A2 (en) * 1992-01-25 1993-08-05 A&B (Fire Prevention) Ltd. Remote monitoring system
GB2276264A (en) * 1993-03-16 1994-09-21 Jsb Electrical Plc Method and apparatus for control of a fire alarm device
GB2376548A (en) * 2001-03-20 2002-12-18 Cooper Lighting & Security Ltd Alarm system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993015482A2 (en) * 1992-01-25 1993-08-05 A&B (Fire Prevention) Ltd. Remote monitoring system
GB2276264A (en) * 1993-03-16 1994-09-21 Jsb Electrical Plc Method and apparatus for control of a fire alarm device
GB2376548A (en) * 2001-03-20 2002-12-18 Cooper Lighting & Security Ltd Alarm system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9847019B2 (en) 2010-10-04 2017-12-19 Tyco Fire & Security Gmbh Detector system
US10147313B2 (en) 2010-10-04 2018-12-04 Tyco Fire & Security Gmbh Detector system
US10614705B2 (en) 2010-10-04 2020-04-07 Johnson Controls Fire Protection LP Detector system
US10713938B2 (en) 2010-10-04 2020-07-14 Johnson Controls Fire Protection LLP Detector system

Also Published As

Publication number Publication date
GB0713098D0 (en) 2007-08-15
GB2451059A (en) 2009-01-21

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