JPS5824891U - Infrared flame detector circuit - Google Patents
Infrared flame detector circuitInfo
- Publication number
- JPS5824891U JPS5824891U JP11576181U JP11576181U JPS5824891U JP S5824891 U JPS5824891 U JP S5824891U JP 11576181 U JP11576181 U JP 11576181U JP 11576181 U JP11576181 U JP 11576181U JP S5824891 U JPS5824891 U JP S5824891U
- Authority
- JP
- Japan
- Prior art keywords
- output
- circuit
- detection element
- flame detector
- detector circuit
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の回路ブロック図、第２図乃至第３図は本
考案の実施例を示し、第２図は回路ブロック図、第３図
はタイムチャートである。
−１・・・・・・赤外線検出素子、２・・曲信号増幅・
フィルタ部、３・・・・・・信号処理部、４・・・・・
・コンパレータ、５・・・・・・単安定マル≠バイブレ
ータ、６・・・・・・遅延回路、７．８・・・・・・ア
ナログマルチプレクサ。FIG. 1 is a conventional circuit block diagram, FIGS. 2 and 3 show an embodiment of the present invention, FIG. 2 is a circuit block diagram, and FIG. 3 is a time chart. -1... Infrared detection element, 2... Song signal amplification.
Filter section, 3...Signal processing section, 4...
・Comparator, 5... Monostable multi ≠ vibrator, 6... Delay circuit, 7.8... Analog multiplexer.
Claims (1)
タ回路の飽和最低レベルで比較するコンパレータ、該コ
ンパレータの出力の立上がりを検出して一定幅ノ七ルス
を出力する単安定マルチバイブレータ、前記検出素子の
出力側に接続する遅延回路、該遅延出力を入力とし出力
側を接地する第１のアナログ・マルチプレクサ、同じく
遅延出力を入力とし出力側に信号増幅・フィルタ回路及
び信号処理回路を接続してなる第２のアナログ・マルチ
プレクサよりなり、前記単安定マルチバイブレータの出
力をコントロール信号として第１、第２のアナログ・マ
ルチプレクサのゲートをオン、オフする如く構成してな
る赤外線式炎感知器回路。an infrared detection element, a comparator that compares the output of the detection element at the lowest saturation level of the signal amplification/filter circuit, a monostable multivibrator that detects the rise of the output of the comparator and outputs a pulse of a constant width, and the detection element. A delay circuit connected to the output side of the circuit, a first analog multiplexer whose input is the delayed output and whose output side is grounded, and a signal amplification/filter circuit and a signal processing circuit whose output side is connected to the delayed output. An infrared flame detector circuit comprising a second analog multiplexer and configured to use the output of the monostable multivibrator as a control signal to turn on and off the gates of the first and second analog multiplexers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11576181U JPS5824891U (en) | 1981-08-03 | 1981-08-03 | Infrared flame detector circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11576181U JPS5824891U (en) | 1981-08-03 | 1981-08-03 | Infrared flame detector circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5824891U true JPS5824891U (en) | 1983-02-17 |
Family
ID=29910016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11576181U Pending JPS5824891U (en) | 1981-08-03 | 1981-08-03 | Infrared flame detector circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5824891U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61235030A (en) * | 1985-12-06 | 1986-10-20 | Taiho Kogyo Co Ltd | Production of cylindrical member |
| JPH01317638A (en) * | 1988-06-17 | 1989-12-22 | Kotani Tanko Kk | Method and device for manufacturing hub unit bearing outer ring for automobile |
-
1981
- 1981-08-03 JP JP11576181U patent/JPS5824891U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61235030A (en) * | 1985-12-06 | 1986-10-20 | Taiho Kogyo Co Ltd | Production of cylindrical member |
| JPH01317638A (en) * | 1988-06-17 | 1989-12-22 | Kotani Tanko Kk | Method and device for manufacturing hub unit bearing outer ring for automobile |
| JPH0566215B2 (en) * | 1988-06-17 | 1993-09-21 | Kotani Tanko Kk |
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