JPH0143261B2 - - Google Patents
Info
- Publication number
- JPH0143261B2 JPH0143261B2 JP8543683A JP8543683A JPH0143261B2 JP H0143261 B2 JPH0143261 B2 JP H0143261B2 JP 8543683 A JP8543683 A JP 8543683A JP 8543683 A JP8543683 A JP 8543683A JP H0143261 B2 JPH0143261 B2 JP H0143261B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving element
- terminal
- light receiving
- test
- 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.)
- Expired
Links
- 238000012360 testing method Methods 0.000 claims description 69
- 239000000779 smoke Substances 0.000 claims description 64
- 238000001514 detection method Methods 0.000 claims description 42
- 230000002159 abnormal effect Effects 0.000 claims description 9
- 238000011990 functional testing Methods 0.000 claims description 7
- 230000002779 inactivation Effects 0.000 claims description 2
- 230000006870 function Effects 0.000 description 17
- 238000012544 monitoring process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005856 abnormality Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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
- G08B29/12—Checking intermittently signalling or alarm systems
- G08B29/14—Checking intermittently signalling or alarm systems checking the detection circuits
- G08B29/145—Checking intermittently signalling or alarm systems checking the detection circuits of fire detection circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8543683A JPS59210346A (ja) | 1983-05-16 | 1983-05-16 | 散乱光式煙感知器の機能試験装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8543683A JPS59210346A (ja) | 1983-05-16 | 1983-05-16 | 散乱光式煙感知器の機能試験装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59210346A JPS59210346A (ja) | 1984-11-29 |
JPH0143261B2 true JPH0143261B2 (en, 2012) | 1989-09-19 |
Family
ID=13858802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8543683A Granted JPS59210346A (ja) | 1983-05-16 | 1983-05-16 | 散乱光式煙感知器の機能試験装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59210346A (en, 2012) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03245296A (ja) * | 1990-02-23 | 1991-10-31 | Oki Denki Bosai Kk | 煙感知器の試験方法及び煙感知器 |
-
1983
- 1983-05-16 JP JP8543683A patent/JPS59210346A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59210346A (ja) | 1984-11-29 |
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