JPS6210658U - - Google Patents
Info
- Publication number
- JPS6210658U JPS6210658U JP10198285U JP10198285U JPS6210658U JP S6210658 U JPS6210658 U JP S6210658U JP 10198285 U JP10198285 U JP 10198285U JP 10198285 U JP10198285 U JP 10198285U JP S6210658 U JPS6210658 U JP S6210658U
- Authority
- JP
- Japan
- Prior art keywords
- bridge circuit
- gas leak
- detection device
- switching element
- leak detection
- 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 description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Emergency Alarm Devices (AREA)
Description
第１図は本考案によるガス漏れ検出装置の一実
施例を示す結線図、第２図は第１図の動作を示す
タイムチヤート、第３図はガス濃度とブリツジ回
路の出力電圧との関係を示す図である。
１：ガスセンサ、２：温度補償素子、５：ブリ
ツジ回路、６：トランジスタ、７：直流電源。
Fig. 1 is a wiring diagram showing an embodiment of the gas leak detection device according to the present invention, Fig. 2 is a time chart showing the operation of Fig. 1, and Fig. 3 is a diagram showing the relationship between the gas concentration and the output voltage of the bridge circuit. FIG. 1: Gas sensor, 2: Temperature compensation element, 5: Bridge circuit, 6: Transistor, 7: DC power supply.
Claims (1)
回路を形成し、当該ブリツジ回路に直流電圧を印
加しブリツジ回路の出力にもとづいてガス漏れを
検出するガス漏れ検出装置装置において、直流電
源とブリツジ回路との間に接続したスイツチング
素子と、このスイツチング素子を断続させ、前記
ブリツジ回路に供給する平均電力を常時は低く、
ガス漏れ検出時には高くする制御部を備えたこと
を特徴とするガス漏れ検出装置。 In a gas leak detection device that forms a bridge circuit with a gas sensor, a temperature compensation element, and a resistor, applies a DC voltage to the bridge circuit, and detects a gas leak based on the output of the bridge circuit, a DC power supply and a bridge circuit are connected. A switching element connected between the bridge circuit and the switching element is connected intermittently, and the average power supplied to the bridge circuit is always low.
A gas leak detection device characterized by comprising a control section that raises the height when detecting a gas leak.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10198285U JPS6210658U (en) | 1985-07-04 | 1985-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10198285U JPS6210658U (en) | 1985-07-04 | 1985-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6210658U true JPS6210658U (en) | 1987-01-22 |
Family
ID=30973213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10198285U Pending JPS6210658U (en) | 1985-07-04 | 1985-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6210658U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010019732A (en) * | 2008-07-11 | 2010-01-28 | Honda Motor Co Ltd | Gas sensor |
| WO2012105423A1 (en) * | 2011-02-04 | 2012-08-09 | 富士電機株式会社 | Battery-powered gas alarm and control device thereof |
-
1985
- 1985-07-04 JP JP10198285U patent/JPS6210658U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010019732A (en) * | 2008-07-11 | 2010-01-28 | Honda Motor Co Ltd | Gas sensor |
| WO2012105423A1 (en) * | 2011-02-04 | 2012-08-09 | 富士電機株式会社 | Battery-powered gas alarm and control device thereof |
| JP5662484B2 (en) * | 2011-02-04 | 2015-01-28 | 富士電機株式会社 | Battery-powered gas alarm and its control device |