JPS62154594U - - Google Patents
Info
- Publication number
- JPS62154594U JPS62154594U JP3910286U JP3910286U JPS62154594U JP S62154594 U JPS62154594 U JP S62154594U JP 3910286 U JP3910286 U JP 3910286U JP 3910286 U JP3910286 U JP 3910286U JP S62154594 U JPS62154594 U JP S62154594U
- Authority
- JP
- Japan
- Prior art keywords
- constant voltage
- voltage
- circuit
- fire detector
- detection section
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims 2
- 239000000779 smoke Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fire-Detection Mechanisms (AREA)
Description
第１図は、この考案の火災感知器の回路図、第
２図Ａ，Ｂは第１図のセンサー部の回路例、第３
図は第１図の動作を説明するためのタイムチヤー
トをそれぞれ示す。
１…定電圧素子、２…定電圧回路、４…センサ
、ＳＣＲ…継電装置。
Figure 1 is a circuit diagram of the fire detector of this invention, Figures 2A and B are circuit examples of the sensor section in Figure 1, and Figure 3 is a circuit diagram of the fire detector of this invention.
Each figure shows a time chart for explaining the operation of FIG. 1. 1... Constant voltage element, 2... Constant voltage circuit, 4... Sensor, SCR... Relay device.
Claims (1)
部によつて制御されるスイツチング回路との間に
定電圧回路とを備えた火災感知器において、上記
スイツチング回路が導通したとき、一定の残り電
圧を形成する定電圧素子を設け、上記定電圧回路
の出力電圧を上記残り電圧以下に設定したことを
特徴とする火災感知器。 In a fire detector equipped with a constant voltage circuit between a detection section that detects temperature, smoke, gas, etc. and a switching circuit controlled by the detection section, when the switching circuit is electrically connected, a constant voltage is generated. A fire detector characterized in that a constant voltage element for forming a residual voltage is provided, and the output voltage of the constant voltage circuit is set to be below the residual voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3910286U JPS62154594U (en) | 1986-03-19 | 1986-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3910286U JPS62154594U (en) | 1986-03-19 | 1986-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62154594U true JPS62154594U (en) | 1987-10-01 |
Family
ID=30851965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3910286U Pending JPS62154594U (en) | 1986-03-19 | 1986-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62154594U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5453897A (en) * | 1977-10-06 | 1979-04-27 | Omron Tateisi Electronics Co | Fire detection system |
| JPS5732395A (en) * | 1980-08-05 | 1982-02-22 | Sumitomo Electric Ind Ltd | Method for plating on iron or steel |
| JPS5857798A (en) * | 1981-10-01 | 1983-04-06 | 松下電器産業株式会社 | Frame for electronic equipment |
-
1986
- 1986-03-19 JP JP3910286U patent/JPS62154594U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5453897A (en) * | 1977-10-06 | 1979-04-27 | Omron Tateisi Electronics Co | Fire detection system |
| JPS5732395A (en) * | 1980-08-05 | 1982-02-22 | Sumitomo Electric Ind Ltd | Method for plating on iron or steel |
| JPS5857798A (en) * | 1981-10-01 | 1983-04-06 | 松下電器産業株式会社 | Frame for electronic equipment |