JPH0749423Y2 - 導電率測定検出回路 - Google Patents

導電率測定検出回路

Info

Publication number
JPH0749423Y2
JPH0749423Y2 JP13505789U JP13505789U JPH0749423Y2 JP H0749423 Y2 JPH0749423 Y2 JP H0749423Y2 JP 13505789 U JP13505789 U JP 13505789U JP 13505789 U JP13505789 U JP 13505789U JP H0749423 Y2 JPH0749423 Y2 JP H0749423Y2
Authority
JP
Japan
Prior art keywords
operational amplifier
input
analog switch
general
conductivity measuring
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.)
Expired - Fee Related
Application number
JP13505789U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0372368U (en]
Inventor
洋 藤井
弘明 高橋
健 森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Horiba Ltd
Original Assignee
Horiba Ltd
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 Horiba Ltd filed Critical Horiba Ltd
Priority to JP13505789U priority Critical patent/JPH0749423Y2/ja
Publication of JPH0372368U publication Critical patent/JPH0372368U/ja
Application granted granted Critical
Publication of JPH0749423Y2 publication Critical patent/JPH0749423Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
JP13505789U 1989-11-20 1989-11-20 導電率測定検出回路 Expired - Fee Related JPH0749423Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13505789U JPH0749423Y2 (ja) 1989-11-20 1989-11-20 導電率測定検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13505789U JPH0749423Y2 (ja) 1989-11-20 1989-11-20 導電率測定検出回路

Publications (2)

Publication Number Publication Date
JPH0372368U JPH0372368U (en]) 1991-07-22
JPH0749423Y2 true JPH0749423Y2 (ja) 1995-11-13

Family

ID=31682348

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13505789U Expired - Fee Related JPH0749423Y2 (ja) 1989-11-20 1989-11-20 導電率測定検出回路

Country Status (1)

Country Link
JP (1) JPH0749423Y2 (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110678761A (zh) * 2017-07-07 2020-01-10 株式会社岛津制作所 导电率检测器以及求相位调整值的方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06137193A (ja) * 1992-10-23 1994-05-17 Nippondenso Co Ltd 内燃機関の空燃比制御装置
JP4649135B2 (ja) * 2004-07-05 2011-03-09 東光東芝メーターシステムズ株式会社 超音波流量計
JP2012220399A (ja) * 2011-04-12 2012-11-12 Hioki Ee Corp ４端子式測定装置
JP6919651B2 (ja) * 2016-06-21 2021-08-18 ソニーグループ株式会社 半導体装置および細胞電位測定装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110678761A (zh) * 2017-07-07 2020-01-10 株式会社岛津制作所 导电率检测器以及求相位调整值的方法

Also Published As

Publication number Publication date
JPH0372368U (en]) 1991-07-22

Similar Documents

Publication Publication Date Title
JPH04351969A (ja) 電流測定回路
JPH0749423Y2 (ja) 導電率測定検出回路
JP2002257869A (ja) 電流検出回路
JP2527875B2 (ja) 誘導性負荷の電流検出回路
US4714844A (en) Logarithmic compression circuit
JPH06232706A (ja) 比較器
JPH057582Y2 (en])
US6157221A (en) Three input comparator
JPH02309706A (ja) 出力切り換え機能を有する電圧・電流変換回路
JP3124321B2 (ja) 電流測定レンジ自動切換回路
JPH079448Y2 (ja) ミューティング回路
JPS5824791Y2 (ja) 拡大目盛付指示計の切換回路
JP3461258B2 (ja) 導電率またはｐＨを測定する装置
JPH0349469Y2 (en])
JPH1010162A (ja) 電流検出回路並びに該回路を用いる電圧印加電流測定回路及び定電流源回路
JPS64569Y2 (en])
JPH0595276A (ja) 論理和回路
JPH10173444A (ja) 増幅器の電源電圧切換回路
JPS641648Y2 (en])
JPS633222Y2 (en])
JPS6142191Y2 (en])
JPS6121877Y2 (en])
JPS5918519Y2 (ja) 絶対値回路
JPH0520795B2 (en])
JPH0248922Y2 (en])

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees