AU561577B2 - Alarm system with check - Google Patents

Alarm system with check

Info

Publication number
AU561577B2
AU561577B2 AU22711/83A AU2271183A AU561577B2 AU 561577 B2 AU561577 B2 AU 561577B2 AU 22711/83 A AU22711/83 A AU 22711/83A AU 2271183 A AU2271183 A AU 2271183A AU 561577 B2 AU561577 B2 AU 561577B2
Authority
AU
Australia
Prior art keywords
check
alarm system
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.)
Ceased
Application number
AU22711/83A
Other versions
AU2271183A (en
Inventor
Harry Geoffrey Hellewell
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.)
Fire Fighting Enterprises (aust) Ltd
Original Assignee
FIRE FIGHTING ENTERPRISES AUST
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 FIRE FIGHTING ENTERPRISES AUST filed Critical FIRE FIGHTING ENTERPRISES AUST
Priority to AU22711/83A priority Critical patent/AU561577B2/en
Publication of AU2271183A publication Critical patent/AU2271183A/en
Application granted granted Critical
Publication of AU561577B2 publication Critical patent/AU561577B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • 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
    • G08B26/002—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel only replying the state of the sensor
    • 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
    • G08B29/12—Checking intermittently signalling or alarm systems
    • G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
AU22711/83A 1982-12-20 1982-12-20 Alarm system with check Ceased AU561577B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU22711/83A AU561577B2 (en) 1982-12-20 1982-12-20 Alarm system with check

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPF7341 1982-12-20
AU22711/83A AU561577B2 (en) 1982-12-20 1982-12-20 Alarm system with check

Publications (2)

Publication Number Publication Date
AU2271183A AU2271183A (en) 1984-06-28
AU561577B2 true AU561577B2 (en) 1987-05-14

Family

ID=3711880

Family Applications (1)

Application Number Title Priority Date Filing Date
AU22711/83A Ceased AU561577B2 (en) 1982-12-20 1982-12-20 Alarm system with check

Country Status (1)

Country Link
AU (1) AU561577B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU669314B2 (en) * 1994-03-30 1996-05-30 Nohmi Bosai Ltd Setting device for fire alarm system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0632517B2 (en) * 1985-07-19 1994-04-27 ホーチキ株式会社 Abnormality monitoring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU669314B2 (en) * 1994-03-30 1996-05-30 Nohmi Bosai Ltd Setting device for fire alarm system

Also Published As

Publication number Publication date
AU2271183A (en) 1984-06-28

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