JPS60137323U - electromagnetic flowmeter converter - Google Patents

electromagnetic flowmeter converter

Info

Publication number
JPS60137323U
JPS60137323U JP2483784U JP2483784U JPS60137323U JP S60137323 U JPS60137323 U JP S60137323U JP 2483784 U JP2483784 U JP 2483784U JP 2483784 U JP2483784 U JP 2483784U JP S60137323 U JPS60137323 U JP S60137323U
Authority
JP
Japan
Prior art keywords
electromagnetic flowmeter
flowmeter converter
converter
switching
calibration
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
JP2483784U
Other languages
Japanese (ja)
Other versions
JPH0518664Y2 (en
Inventor
均 秋山
Original Assignee
横河電機株式会社
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 横河電機株式会社 filed Critical 横河電機株式会社
Priority to JP2483784U priority Critical patent/JPS60137323U/en
Publication of JPS60137323U publication Critical patent/JPS60137323U/en
Application granted granted Critical
Publication of JPH0518664Y2 publication Critical patent/JPH0518664Y2/ja
Granted legal-status Critical Current

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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) [Summary] 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 the drawing]

第１図は従来の電磁流量計変換器を示すブロック図、第
２図は本考案の実施例を示すブロック図、第３図は第２
図の実施例の動作を説明するためのフローチャート図で
ある。 ２・・・検出器、８・・・前置増幅器、１５・・・校正
回路、１６・・・変換器、１７・・・切換回路、２ｏ・
・・Ａ／Ｄ変換器、２３−ＣＰＵ、　２４−Ｉ　１０　
ｔ？、−ト、２６・・・Ｄ／Ａ変換器、２９・・・表示
器、３１・・・パラメータ設定器、ｖｓ・・・校正電圧
、ｖｒ・・・比較電圧、Ｓ□〜Ｓ、・・・制御信号。Fig. 1 is a block diagram showing a conventional electromagnetic flow meter converter, Fig. 2 is a block diagram showing an embodiment of the present invention, and Fig. 3 is a block diagram showing a conventional electromagnetic flowmeter converter.
FIG. 3 is a flowchart diagram for explaining the operation of the embodiment shown in the figure. 2...Detector, 8...Preamplifier, 15...Calibration circuit, 16...Converter, 17...Switching circuit, 2o.
・・A/D converter, 23-CPU, 24-I 10
T? , -t, 26... D/A converter, 29... Display, 31... Parameter setting device, vs... Calibration voltage, vr... Comparison voltage, S□~S,... ·Control signal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電磁流量計変換器のスパンに対応した校正電圧を発生す
る校正回路と、電磁流量計検出器からの信号電圧と前記
電磁流量計変換器の入力短絡と前記校正電圧とを切換え
る手段が前記電磁流量計変換器の入力側に設けられた切
換回路と、メモリに前記電磁流量計検出器の初期ゼロ値
および前記電磁流量計変換器の初期スパン値を格納する
格納手段と、前記切換回路を前記入力短絡側に切換えて
前記初期ゼロ値に対する誤差を補正する補正手段と、前
記切換回路を前記校正電圧側に切換えて前記電磁流量計
変換器の入力端に前記校正電圧を印加し前記補正手段の
出力と前記初期スパン値とを用いて前記電磁流量計変換
器のスパンの校正又は状態表示を実行することを特徴と
する電磁流量計変換器。A calibration circuit that generates a calibration voltage corresponding to the span of the electromagnetic flowmeter converter, and a means for switching between the signal voltage from the electromagnetic flowmeter detector, an input short circuit of the electromagnetic flowmeter converter, and the calibration voltage are included in the electromagnetic flowmeter converter. a switching circuit provided on the input side of the electromagnetic flowmeter converter; storage means for storing an initial zero value of the electromagnetic flowmeter detector and an initial span value of the electromagnetic flowmeter converter in a memory; a correction means for correcting an error with respect to the initial zero value by switching to the short circuit side; and an output of the correction means for switching the switching circuit to the calibration voltage side to apply the calibration voltage to the input terminal of the electromagnetic flowmeter converter. and the initial span value to perform span calibration or status display of the electromagnetic flowmeter converter.
JP2483784U 1984-02-23 1984-02-23 electromagnetic flowmeter converter Granted JPS60137323U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2483784U JPS60137323U (en) 1984-02-23 1984-02-23 electromagnetic flowmeter converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2483784U JPS60137323U (en) 1984-02-23 1984-02-23 electromagnetic flowmeter converter

Publications (2)

Publication Number Publication Date
JPS60137323U true JPS60137323U (en) 1985-09-11
JPH0518664Y2 JPH0518664Y2 (en) 1993-05-18

Family

ID=30519362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2483784U Granted JPS60137323U (en) 1984-02-23 1984-02-23 electromagnetic flowmeter converter

Country Status (1)

Country Link
JP (1) JPS60137323U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008224410A (en) * 2007-03-13 2008-09-25 Yokogawa Electric Corp Electromagnetic flowmeter and zero point measurement method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839518U (en) * 1981-09-09 1983-03-15 横河電機株式会社 electromagnetic flow meter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839518B2 (en) * 1975-02-14 1983-08-30 協和醗酵工業株式会社 Hatsukouhou Niyor L-Arginine Noseizouho

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839518U (en) * 1981-09-09 1983-03-15 横河電機株式会社 electromagnetic flow meter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008224410A (en) * 2007-03-13 2008-09-25 Yokogawa Electric Corp Electromagnetic flowmeter and zero point measurement method thereof

Also Published As

Publication number Publication date
JPH0518664Y2 (en) 1993-05-18

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