BE774246A - PROCEDURE FOR AVOIDING FALSE ALERTS IN FIRE WARNING SYSTEMS AND FIRE WARNING SYSTEMS FOR ITS IMPLEMENTATION - Google Patents
PROCEDURE FOR AVOIDING FALSE ALERTS IN FIRE WARNING SYSTEMS AND FIRE WARNING SYSTEMS FOR ITS IMPLEMENTATIONInfo
- Publication number
- BE774246A BE774246A BE774246A BE774246A BE774246A BE 774246 A BE774246 A BE 774246A BE 774246 A BE774246 A BE 774246A BE 774246 A BE774246 A BE 774246A BE 774246 A BE774246 A BE 774246A
- Authority
- BE
- Belgium
- Prior art keywords
- warning systems
- fire warning
- implementation
- procedure
- avoiding false
- Prior art date
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
- G08B29/18—Prevention or correction of operating errors
- G08B29/185—Signal analysis techniques for reducing or preventing false alarms or for enhancing the reliability of the system
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire Alarms (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2051649A DE2051649C2 (en) | 1970-10-21 | 1970-10-21 | Circuit arrangement for avoiding false alarms in fire alarm systems |
| DE19702051644 DE2051644C2 (en) | 1970-10-21 | Device for avoiding false alarms in fire alarm systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE774246A true BE774246A (en) | 1972-02-14 |
Family
ID=25759936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE774246A BE774246A (en) | 1970-10-21 | 1971-10-21 | PROCEDURE FOR AVOIDING FALSE ALERTS IN FIRE WARNING SYSTEMS AND FIRE WARNING SYSTEMS FOR ITS IMPLEMENTATION |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT312471B (en) |
| BE (1) | BE774246A (en) |
| CH (1) | CH531226A (en) |
| DD (1) | DD97080A5 (en) |
| FR (1) | FR2111743B1 (en) |
| GB (1) | GB1338470A (en) |
| IT (1) | IT940037B (en) |
| SE (1) | SE369793B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114180081A (en) * | 2021-11-19 | 2022-03-15 | 中国直升机设计研究所 | Helicopter light-sensitive fire alarm detection and logic judgment method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS585896A (en) * | 1981-07-02 | 1983-01-13 | 能美防災工業株式会社 | Fire alarm facility |
| CN108629950B (en) * | 2018-04-08 | 2021-01-19 | 浙江警察学院 | ESP 8266-based intermittent smoke detection alarm device |
-
1971
- 1971-10-14 GB GB4785971A patent/GB1338470A/en not_active Expired
- 1971-10-20 IT IT7045571A patent/IT940037B/en active
- 1971-10-20 FR FR7137624A patent/FR2111743B1/fr not_active Expired
- 1971-10-20 CH CH1529771A patent/CH531226A/en not_active IP Right Cessation
- 1971-10-20 DD DD15843671A patent/DD97080A5/xx unknown
- 1971-10-20 SE SE1328071A patent/SE369793B/xx unknown
- 1971-10-21 AT AT910871A patent/AT312471B/en not_active IP Right Cessation
- 1971-10-21 BE BE774246A patent/BE774246A/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114180081A (en) * | 2021-11-19 | 2022-03-15 | 中国直升机设计研究所 | Helicopter light-sensitive fire alarm detection and logic judgment method |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2111743A1 (en) | 1972-06-09 |
| IT940037B (en) | 1973-02-10 |
| DD97080A5 (en) | 1973-04-12 |
| GB1338470A (en) | 1973-11-21 |
| FR2111743B1 (en) | 1975-09-26 |
| CH531226A (en) | 1972-11-30 |
| SE369793B (en) | 1974-09-16 |
| AT312471B (en) | 1974-01-10 |
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