JPH02133674U - - Google Patents

Info

Publication number
JPH02133674U
JPH02133674U JP4246489U JP4246489U JPH02133674U JP H02133674 U JPH02133674 U JP H02133674U JP 4246489 U JP4246489 U JP 4246489U JP 4246489 U JP4246489 U JP 4246489U JP H02133674 U JPH02133674 U JP H02133674U
Authority
JP
Japan
Prior art keywords
electrodes
measuring device
electrical conductivity
conductivity measuring
amplifier
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
JP4246489U
Other languages
English (en)
Other versions
JPH0648436Y2 (ja
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 filed Critical
Priority to JP4246489U priority Critical patent/JPH0648436Y2/ja
Publication of JPH02133674U publication Critical patent/JPH02133674U/ja
Application granted granted Critical
Publication of JPH0648436Y2 publication Critical patent/JPH0648436Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の電気伝導率測定装置を説明
するための基本概念図、第２図はケーブルを含め
た電極の等価回路、第３図はこの考案の一実施例
を示す回路図である。 １は測定セル、２は被測定液、３，４，５，６
は電極、７は増幅器、８，９はロツクインアンプ
、１０は発振器。

Claims (1)

    【実用新案登録請求の範囲】
  1. ４個の電極を使用して被測定液の電気伝導率を
    測定する電気伝導率測定装置において、上記電極
    間の電圧または電極間を流れる電流の少なくとも
    一方をロツクインアンプにより検出することを特
    徴とする電気伝導率測定装置。
JP4246489U 1989-04-13 1989-04-13 電気伝導率測定装置 Expired - Lifetime JPH0648436Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4246489U JPH0648436Y2 (ja) 1989-04-13 1989-04-13 電気伝導率測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4246489U JPH0648436Y2 (ja) 1989-04-13 1989-04-13 電気伝導率測定装置

Publications (2)

Publication Number Publication Date
JPH02133674U true JPH02133674U (ja) 1990-11-06
JPH0648436Y2 JPH0648436Y2 (ja) 1994-12-12

Family

ID=31554032

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4246489U Expired - Lifetime JPH0648436Y2 (ja) 1989-04-13 1989-04-13 電気伝導率測定装置

Country Status (1)

Country Link
JP (1) JPH0648436Y2 (ja)

Also Published As

Publication number Publication date
JPH0648436Y2 (ja) 1994-12-12

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term