DE2423046B2 - Schaltungsanordnung für einen kombinierten Rauchgas- und Thermofühler - Google Patents
Schaltungsanordnung für einen kombinierten Rauchgas- und ThermofühlerInfo
- Publication number
- DE2423046B2 DE2423046B2 DE2423046A DE2423046A DE2423046B2 DE 2423046 B2 DE2423046 B2 DE 2423046B2 DE 2423046 A DE2423046 A DE 2423046A DE 2423046 A DE2423046 A DE 2423046A DE 2423046 B2 DE2423046 B2 DE 2423046B2
- Authority
- DE
- Germany
- Prior art keywords
- resistor
- trigger circuit
- current
- flue gas
- 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.)
- Withdrawn
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims description 6
- 239000003546 flue gas Substances 0.000 title claims description 6
- 230000005669 field effect Effects 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 description 6
- 230000011664 signaling Effects 0.000 description 4
- 230000005494 condensation Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD173681A DD106917A1 (enrdf_load_stackoverflow) | 1973-09-26 | 1973-09-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2423046A1 DE2423046A1 (de) | 1975-03-27 |
| DE2423046B2 true DE2423046B2 (de) | 1980-03-13 |
Family
ID=5492872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2423046A Withdrawn DE2423046B2 (de) | 1973-09-26 | 1974-05-13 | Schaltungsanordnung für einen kombinierten Rauchgas- und Thermofühler |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH571749A5 (enrdf_load_stackoverflow) |
| DD (1) | DD106917A1 (enrdf_load_stackoverflow) |
| DE (1) | DE2423046B2 (enrdf_load_stackoverflow) |
| FR (1) | FR2245033B1 (enrdf_load_stackoverflow) |
| SE (1) | SE389213B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3714117A1 (de) * | 1986-05-01 | 1987-11-05 | Gen Electric | Rauch- und/oder waermeerfassungseinrichtung |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH681932A5 (enrdf_load_stackoverflow) * | 1990-12-04 | 1993-06-15 | Cerberus Ag |
-
1973
- 1973-09-26 DD DD173681A patent/DD106917A1/xx unknown
-
1974
- 1974-05-13 DE DE2423046A patent/DE2423046B2/de not_active Withdrawn
- 1974-05-27 CH CH719074A patent/CH571749A5/xx not_active IP Right Cessation
- 1974-06-19 SE SE7408121A patent/SE389213B/xx unknown
- 1974-08-12 FR FR7427927A patent/FR2245033B1/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3714117A1 (de) * | 1986-05-01 | 1987-11-05 | Gen Electric | Rauch- und/oder waermeerfassungseinrichtung |
Also Published As
| Publication number | Publication date |
|---|---|
| SE7408121L (enrdf_load_stackoverflow) | 1975-03-27 |
| SE389213B (sv) | 1976-10-25 |
| DE2423046A1 (de) | 1975-03-27 |
| FR2245033A1 (enrdf_load_stackoverflow) | 1975-04-18 |
| FR2245033B1 (enrdf_load_stackoverflow) | 1978-01-27 |
| CH571749A5 (enrdf_load_stackoverflow) | 1976-01-15 |
| DD106917A1 (enrdf_load_stackoverflow) | 1974-07-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OGA | New person/name/address of the applicant | ||
| 8239 | Disposal/non-payment of the annual fee |