JPH01160327U - - Google Patents

Info

Publication number
JPH01160327U
JPH01160327U JP5632588U JP5632588U JPH01160327U JP H01160327 U JPH01160327 U JP H01160327U JP 5632588 U JP5632588 U JP 5632588U JP 5632588 U JP5632588 U JP 5632588U JP H01160327 U JPH01160327 U JP H01160327U
Authority
JP
Japan
Prior art keywords
demodulating
output
frequency
demodulating means
signal voltage
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
JP5632588U
Other languages
English (en)
Other versions
JPH0623937Y2 (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 JP5632588U priority Critical patent/JPH0623937Y2/ja
Publication of JPH01160327U publication Critical patent/JPH01160327U/ja
Application granted granted Critical
Publication of JPH0623937Y2 publication Critical patent/JPH0623937Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measuring Volume Flow (AREA)

Description

【図面の簡単な説明】
第１図は本考案の１実施例を示すブロツク図、
第２図は第１図における実施例の各部の波形を示
す波形図である。 １０……導管、１２……励磁コイル、１３……
励磁回路、１４……前置増幅器、１５……結合点
、１６，１７……減算回路、１８……ハイパスフ
イルタ、ＶＬ，ＶＨ……出力電圧、ＶＮ……ノイ
ズ電圧、ＶＱ……流量電圧。

Claims (1)

    【実用新案登録請求の範囲】
  1. 第１周波数とこれより低い第２周波数の２つの
    異なつた周波数を有する磁場を供給する励磁手段
    と、この励磁手段により励磁され流量に対応して
    発生する信号電圧を前記第１周波数に基づいて弁
    別して出力する第１復調手段と、前記信号電圧を
    前記第２周波数に基づいて弁別して復調する第２
    復調手段と、前記第１復調手段の出力と前記第２
    復調手段の出力との差を演算する第１減算手段と
    、この減算手段の出力を高域波するハイパスフ
    イルタと、このハイパスフイルタの出力と前記第
    ２復調手段の出力との差を演算する第２減算手段
    とを具備することを特徴とする電磁流量計。
JP5632588U 1988-04-26 1988-04-26 電磁流量計 Expired - Lifetime JPH0623937Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5632588U JPH0623937Y2 (ja) 1988-04-26 1988-04-26 電磁流量計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5632588U JPH0623937Y2 (ja) 1988-04-26 1988-04-26 電磁流量計

Publications (2)

Publication Number Publication Date
JPH01160327U true JPH01160327U (ja) 1989-11-07
JPH0623937Y2 JPH0623937Y2 (ja) 1994-06-22

Family

ID=31282204

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5632588U Expired - Lifetime JPH0623937Y2 (ja) 1988-04-26 1988-04-26 電磁流量計

Country Status (1)

Country Link
JP (1) JPH0623937Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011232136A (ja) * 2010-04-27 2011-11-17 Yamatake Corp 電磁流量計

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011232136A (ja) * 2010-04-27 2011-11-17 Yamatake Corp 電磁流量計

Also Published As

Publication number Publication date
JPH0623937Y2 (ja) 1994-06-22

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