JPH02111899U - - Google Patents
Info
- Publication number
- JPH02111899U JPH02111899U JP1970789U JP1970789U JPH02111899U JP H02111899 U JPH02111899 U JP H02111899U JP 1970789 U JP1970789 U JP 1970789U JP 1970789 U JP1970789 U JP 1970789U JP H02111899 U JPH02111899 U JP H02111899U
- Authority
- JP
- Japan
- Prior art keywords
- analog
- microcomputer
- digital converter
- data
- output
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Emergency Alarm Devices (AREA)
Description
第１図および第２図はそれぞれ本考案によるガ
ス漏れ警報器の一実施例を示し、第１図はブロツ
ク図、第２図は第１図の動作を示すフローチヤー
トである。
３：ガスセンサ、９：Ａ／Ｄコンバータ、１０
：マイコン、１３：警報回路。
FIGS. 1 and 2 each show an embodiment of the gas leak alarm according to the present invention, with FIG. 1 being a block diagram and FIG. 2 being a flowchart showing the operation of FIG. 1. 3: Gas sensor, 9: A/D converter, 10
: Microcomputer, 13: Alarm circuit.
Claims (1)
ンサのアナログ出力をデジタル値に変換するアナ
ログ・デジタルコンバータと、このアナログ・デ
ジタルコンバータによつて変換されたデータを処
理するマイクロコンピユータと、このマイクロコ
ンピユータの出力により動作する警報回路とを備
え、前記マイクロコンピユータは通電初期におい
てアナログ・デジタルコンバータのデータを所定
の周期で監視しそのデータが連続して一致するま
で前記警報回路の動作を禁止する手段を有するこ
とを特徴とするガス漏れ警報器。 A gas sensor that detects gas leaks, an analog/digital converter that converts the analog output of this gas sensor into a digital value, a microcomputer that processes the data converted by this analog/digital converter, and the output of this microcomputer The microcomputer has means for monitoring the data of the analog-to-digital converter at a predetermined period in the initial stage of energization, and prohibiting the operation of the alarm circuit until the data continuously matches. Features a gas leak alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989019707U JPH0731354Y2 (en) | 1989-02-22 | 1989-02-22 | Gas leak alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989019707U JPH0731354Y2 (en) | 1989-02-22 | 1989-02-22 | Gas leak alarm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02111899U true JPH02111899U (en) | 1990-09-06 |
| JPH0731354Y2 JPH0731354Y2 (en) | 1995-07-19 |
Family
ID=31235456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989019707U Expired - Fee Related JPH0731354Y2 (en) | 1989-02-22 | 1989-02-22 | Gas leak alarm |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0731354Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61165453U (en) * | 1985-04-02 | 1986-10-14 | ||
| JPS62115596A (en) * | 1985-11-15 | 1987-05-27 | 株式会社日立ホームテック | Gas leak alarm |
| JPS6383900A (en) * | 1986-09-29 | 1988-04-14 | ニツタン株式会社 | Environment abnormality detector |
-
1989
- 1989-02-22 JP JP1989019707U patent/JPH0731354Y2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61165453U (en) * | 1985-04-02 | 1986-10-14 | ||
| JPS62115596A (en) * | 1985-11-15 | 1987-05-27 | 株式会社日立ホームテック | Gas leak alarm |
| JPS6383900A (en) * | 1986-09-29 | 1988-04-14 | ニツタン株式会社 | Environment abnormality detector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0731354Y2 (en) | 1995-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |