JPH0372368U - - Google Patents
Info
- Publication number
- JPH0372368U JPH0372368U JP13505789U JP13505789U JPH0372368U JP H0372368 U JPH0372368 U JP H0372368U JP 13505789 U JP13505789 U JP 13505789U JP 13505789 U JP13505789 U JP 13505789U JP H0372368 U JPH0372368 U JP H0372368U
- Authority
- JP
- Japan
- Prior art keywords
- input
- operational amplifier
- conductivity measurement
- signal
- oscillator
- 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
- 238000005259 measurement Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
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 true JPH0372368U (2) | 1991-07-22 |
| JPH0749423Y2 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 (2) |
Cited By (6)
| 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 |
| JP2006017679A (ja) * | 2004-07-05 | 2006-01-19 | Toshiba Corp | 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 |
| WO2017221714A1 (ja) * | 2016-06-21 | 2017-12-28 | ソニー株式会社 | 半導体装置および細胞電位測定装置 |
| WO2019008743A1 (ja) * | 2017-07-07 | 2019-01-10 | 株式会社島津製作所 | 電気伝導度検出器及び位相調整値を求めるための方法 |
| CN114965592A (zh) * | 2022-06-29 | 2022-08-30 | 中天海洋系统有限公司 | 一种电导率测量电路 |
-
1989
- 1989-11-20 JP JP13505789U patent/JPH0749423Y2/ja not_active Expired - Fee Related
Cited By (9)
| 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 |
| JP2006017679A (ja) * | 2004-07-05 | 2006-01-19 | Toshiba Corp | 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 |
| WO2017221714A1 (ja) * | 2016-06-21 | 2017-12-28 | ソニー株式会社 | 半導体装置および細胞電位測定装置 |
| JPWO2017221714A1 (ja) * | 2016-06-21 | 2019-04-11 | ソニー株式会社 | 半導体装置および細胞電位測定装置 |
| US10866211B2 (en) | 2016-06-21 | 2020-12-15 | Sony Corporation | Semiconductor device and cell potential measuring apparatus |
| WO2019008743A1 (ja) * | 2017-07-07 | 2019-01-10 | 株式会社島津製作所 | 電気伝導度検出器及び位相調整値を求めるための方法 |
| US11022587B2 (en) | 2017-07-07 | 2021-06-01 | Shimadzu Corporation | Electric conductivity detector and method for determining phase adjustment value |
| CN114965592A (zh) * | 2022-06-29 | 2022-08-30 | 中天海洋系统有限公司 | 一种电导率测量电路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0749423Y2 (ja) | 1995-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |