JPS60109044U - Identification type gas detection device - Google Patents

Identification type gas detection device

Info

Publication number
JPS60109044U
JPS60109044U JP19927683U JP19927683U JPS60109044U JP S60109044 U JPS60109044 U JP S60109044U JP 19927683 U JP19927683 U JP 19927683U JP 19927683 U JP19927683 U JP 19927683U JP S60109044 U JPS60109044 U JP S60109044U
Authority
JP
Japan
Prior art keywords
gas sensor
gas
detection device
output
gas 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.)
Granted
Application number
JP19927683U
Other languages
Japanese (ja)
Other versions
JPH0448528Y2 (en
Inventor
小林　明文
木下　裕雄
野沢　義尚
北垣　裕史
Original Assignee
大阪瓦斯株式会社
新コスモス電機株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 大阪瓦斯株式会社, 新コスモス電機株式会社 filed Critical 大阪瓦斯株式会社
Priority to JP19927683U priority Critical patent/JPS60109044U/en
Publication of JPS60109044U publication Critical patent/JPS60109044U/en
Application granted granted Critical
Publication of JPH0448528Y2 publication Critical patent/JPH0448528Y2/ja
Granted legal-status Critical Current

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図、第２図、第３図はこの考案に用いるガスセンサ
のガス濃度指示計の各種ガスに対する指示特性図、第４
図はこの考案の一実施例を示すガス回路と電気回路のブ
ロック図、第５図は第４図の実施例の動作を説明するた
めのフローチャート、第６図はパネルの一例を示す平面
図である。 図中、１はガス取入口、２はガス排出口、３は流路、４
は第１のガスセンサ、５は第２のガスセンサ、６はポン
プ、７，８は増幅器、９はアナログスイッチ、１０はＡ
＠Ｄコンバータ、１１はｃｐｕ、１２はＬＣＤ表示器、
１３は電源、１４は電源スィッチ、１５．１６は定電圧
回路、１７はゼロ押しボタン、１８は識別押しボタン、
１９は識別解除ボタンである。Figures 1, 2, and 3 are indication characteristic diagrams for various gases of the gas concentration indicator of the gas sensor used in this invention.
The figure is a block diagram of a gas circuit and an electric circuit showing one embodiment of this invention, FIG. 5 is a flow chart for explaining the operation of the embodiment of FIG. 4, and FIG. 6 is a plan view showing an example of a panel. be. In the figure, 1 is a gas intake port, 2 is a gas outlet port, 3 is a flow path, and 4
is the first gas sensor, 5 is the second gas sensor, 6 is the pump, 7 and 8 are the amplifiers, 9 is the analog switch, and 10 is the A
@D converter, 11 is CPU, 12 is LCD display,
13 is a power supply, 14 is a power switch, 15.16 is a constant voltage circuit, 17 is a zero push button, 18 is an identification push button,
19 is an identification release button.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] メタンを含む可燃性ガスに感度を有する第１のガスセン
サと、メタンを除く可燃性ガスに感度を有する第２のガ
スセンサと、前記第１または第２のガスセンサの出力に
よりガス濃度を表示するＬＣＤ表示器とを設け、さらに
前記第１のガスセンサの出力によるガス濃度と第２のガ
スセンサの出力によるガス濃度との比が一定安範囲内で
あることを検出する手段と、電源電圧が規定値以上ある
かどうかをチェックする手段と、さらにゼロ調整を自動
的に行わせるゼロ調整手段とを備えた中央処理装置を設
けたことを特徴とする識別型ガス検知装置。A first gas sensor that is sensitive to flammable gases including methane, a second gas sensor that is sensitive to flammable gases other than methane, and an LCD display that displays the gas concentration based on the output of the first or second gas sensor. further comprising means for detecting that the ratio of the gas concentration according to the output of the first gas sensor and the gas concentration according to the output of the second gas sensor is within a certain safe range, and a power supply voltage is above a specified value. What is claimed is: 1. A discriminating type gas detection device characterized by having a central processing unit equipped with a means for checking whether or not the present value is correct, and a zero adjustment means for automatically performing zero adjustment.
JP19927683U 1983-12-28 1983-12-28 Identification type gas detection device Granted JPS60109044U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19927683U JPS60109044U (en) 1983-12-28 1983-12-28 Identification type gas detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19927683U JPS60109044U (en) 1983-12-28 1983-12-28 Identification type gas detection device

Publications (2)

Publication Number Publication Date
JPS60109044U true JPS60109044U (en) 1985-07-24
JPH0448528Y2 JPH0448528Y2 (en) 1992-11-16

Family

ID=30759049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19927683U Granted JPS60109044U (en) 1983-12-28 1983-12-28 Identification type gas detection device

Country Status (1)

Country Link
JP (1) JPS60109044U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04295753A (en) * 1991-03-25 1992-10-20 Yazaki Corp Carbon monoxide gas detector
JPH06300727A (en) * 1993-04-19 1994-10-28 Osaka Gas Co Ltd Gas detector
JP2011103108A (en) * 2009-11-12 2011-05-26 Yazaki Corp Gas alarm
JP2015224892A (en) * 2014-05-26 2015-12-14 理研計器株式会社 Gas detector
JP2019219428A (en) * 2014-02-24 2019-12-26 モコン・インコーポレーテッド Protocol adaptive target-analyte permeation testing instrument controlled by computer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5788357A (en) * 1980-11-22 1982-06-02 Matsushita Electric Works Ltd Detector for gas leakage

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5788357A (en) * 1980-11-22 1982-06-02 Matsushita Electric Works Ltd Detector for gas leakage

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04295753A (en) * 1991-03-25 1992-10-20 Yazaki Corp Carbon monoxide gas detector
JPH06300727A (en) * 1993-04-19 1994-10-28 Osaka Gas Co Ltd Gas detector
JP2011103108A (en) * 2009-11-12 2011-05-26 Yazaki Corp Gas alarm
JP2019219428A (en) * 2014-02-24 2019-12-26 モコン・インコーポレーテッド Protocol adaptive target-analyte permeation testing instrument controlled by computer
JP2015224892A (en) * 2014-05-26 2015-12-14 理研計器株式会社 Gas detector

Also Published As

Publication number Publication date
JPH0448528Y2 (en) 1992-11-16

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