GB9821059D0 - Signalling device and monitoring system - Google Patents

Signalling device and monitoring system

Info

Publication number
GB9821059D0
GB9821059D0 GBGB9821059.4A GB9821059A GB9821059D0 GB 9821059 D0 GB9821059 D0 GB 9821059D0 GB 9821059 A GB9821059 A GB 9821059A GB 9821059 D0 GB9821059 D0 GB 9821059D0
Authority
GB
United Kingdom
Prior art keywords
monitoring system
signalling device
signalling
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.)
Granted
Application number
GBGB9821059.4A
Other versions
GB2341964B (en
GB2341964A (en
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.)
Apollo Fire Detectors Ltd
Original Assignee
Apollo Fire Detectors 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 Apollo Fire Detectors Ltd filed Critical Apollo Fire Detectors Ltd
Priority to GB9821059A priority Critical patent/GB2341964B/en
Publication of GB9821059D0 publication Critical patent/GB9821059D0/en
Priority to EP99307216A priority patent/EP0991042A3/en
Priority to JP11273701A priority patent/JP2000113341A/en
Publication of GB2341964A publication Critical patent/GB2341964A/en
Application granted granted Critical
Publication of GB2341964B publication Critical patent/GB2341964B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G08B29/04—Monitoring of the detection circuits
    • G08B29/043—Monitoring of the detection circuits of fire detection circuits
GB9821059A 1998-09-28 1998-09-28 Signalling device and monitoring system Expired - Lifetime GB2341964B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9821059A GB2341964B (en) 1998-09-28 1998-09-28 Signalling device and monitoring system
EP99307216A EP0991042A3 (en) 1998-09-28 1999-09-21 Signalling device and monitoring system
JP11273701A JP2000113341A (en) 1998-09-28 1999-09-28 Signal transmission device and monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9821059A GB2341964B (en) 1998-09-28 1998-09-28 Signalling device and monitoring system

Publications (3)

Publication Number Publication Date
GB9821059D0 true GB9821059D0 (en) 1998-11-18
GB2341964A GB2341964A (en) 2000-03-29
GB2341964B GB2341964B (en) 2002-12-11

Family

ID=10839579

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9821059A Expired - Lifetime GB2341964B (en) 1998-09-28 1998-09-28 Signalling device and monitoring system

Country Status (3)

Country Link
EP (1) EP0991042A3 (en)
JP (1) JP2000113341A (en)
GB (1) GB2341964B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9906784D0 (en) * 1999-03-25 1999-05-19 Coventry University Enterprise Detector
WO2010035168A1 (en) * 2008-09-23 2010-04-01 Koninklijke Philips Electronics, N.V. Current limiting controlling for power supply, e.g. led driver, having automatic reset
DE202009015335U1 (en) 2009-11-09 2010-03-25 Job Lizenz Gmbh & Co. Kg alarm Devices
CN111754744A (en) * 2020-06-24 2020-10-09 上海芯跳科技有限公司 Fire alarm control method and system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS595955B2 (en) * 1979-07-27 1984-02-08 ホーチキ株式会社 fire alarm
FR2601483B1 (en) * 1986-07-11 1988-09-16 Ferco Int Usine Ferrures MONITORING INSTALLATION COMPRISING SENSORS SUPPLIED BY A LOOP
JPS6346596A (en) * 1986-08-14 1988-02-27 ニツタン株式会社 Fire alarm equipment
US5440293A (en) * 1992-05-29 1995-08-08 Pittway Corporation Detector supervision apparatus and method
US5798692A (en) * 1996-04-01 1998-08-25 Integrated Sensor Solutions Digital compensation circuit for calibration of sensors
GB2313690B (en) * 1996-05-29 2000-03-22 Rafiki Protection Limited Alarm monitoring

Also Published As

Publication number Publication date
GB2341964B (en) 2002-12-11
JP2000113341A (en) 2000-04-21
EP0991042A2 (en) 2000-04-05
EP0991042A3 (en) 2001-01-10
GB2341964A (en) 2000-03-29

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20180927