JPH0370280B2 - - Google Patents
Info
- Publication number
- JPH0370280B2 JPH0370280B2 JP19998789A JP19998789A JPH0370280B2 JP H0370280 B2 JPH0370280 B2 JP H0370280B2 JP 19998789 A JP19998789 A JP 19998789A JP 19998789 A JP19998789 A JP 19998789A JP H0370280 B2 JPH0370280 B2 JP H0370280B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- signal
- circuit
- output
- function
- 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
- 239000000779 smoke Substances 0.000 claims description 34
- 238000001514 detection method Methods 0.000 claims description 29
- 230000006870 function Effects 0.000 claims description 24
- 238000012360 testing method Methods 0.000 claims description 16
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 238000011990 functional testing Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 description 14
- 238000012544 monitoring process Methods 0.000 description 7
- 230000005856 abnormality Effects 0.000 description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19998789A JPH02153498A (ja) | 1989-08-01 | 1989-08-01 | 光電式煙感知器の機能検査装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19998789A JPH02153498A (ja) | 1989-08-01 | 1989-08-01 | 光電式煙感知器の機能検査装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58061023A Division JPS59187246A (ja) | 1983-04-08 | 1983-04-08 | 光電式煙感知器の機能検査装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02153498A JPH02153498A (ja) | 1990-06-13 |
JPH0370280B2 true JPH0370280B2 (es) | 1991-11-07 |
Family
ID=16416909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19998789A Granted JPH02153498A (ja) | 1989-08-01 | 1989-08-01 | 光電式煙感知器の機能検査装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02153498A (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0285994A (ja) * | 1989-08-01 | 1990-03-27 | Nohmi Bosai Ltd | 光電式煙感知器の機能検査装置 |
-
1989
- 1989-08-01 JP JP19998789A patent/JPH02153498A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH02153498A (ja) | 1990-06-13 |
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