JPS60172413U - Amplifier for strain gauge - Google Patents

Amplifier for strain gauge

Info

Publication number
JPS60172413U
JPS60172413U JP6124184U JP6124184U JPS60172413U JP S60172413 U JPS60172413 U JP S60172413U JP 6124184 U JP6124184 U JP 6124184U JP 6124184 U JP6124184 U JP 6124184U JP S60172413 U JPS60172413 U JP S60172413U
Authority
JP
Japan
Prior art keywords
inverting input
amplifier
input terminal
strain gauge
operational 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
JP6124184U
Other languages
Japanese (ja)
Other versions
JPH0611625Y2 (en
Inventor
中出　清
Original Assignee
津田駒工業株式会社
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 津田駒工業株式会社 filed Critical 津田駒工業株式会社
Priority to JP1984061241U priority Critical patent/JPH0611625Y2/en
Publication of JPS60172413U publication Critical patent/JPS60172413U/en
Application granted granted Critical
Publication of JPH0611625Y2 publication Critical patent/JPH0611625Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Measurement Of Force In General (AREA)
  • Amplifiers (AREA)

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 drawings]

第１図はストレンゲージのブリッジ回路の回路図、第２
図は本考案のストレンゲージ用増幅器の回路図、第３図
は本考案のストレンゲージ用増幅器の実際の回路図であ
る。 １．２，３．４・・・ストレンゲージ、５・・・ブリッ
ジ回路、６・・・電源端子、７・・・アース、８，９・
・・出力端子、１０・・・ストレンゲージ用増幅器、１
１・・・演算増幅器、１２・・・可変抵抗器、１３．１
４・・・出力端子、１５．　１６．　１７・・・抵抗器
。Figure 1 is the circuit diagram of the bridge circuit of the strain gauge, Figure 2
The figure is a circuit diagram of the strain gauge amplifier of the present invention, and FIG. 3 is an actual circuit diagram of the strain gauge amplifier of the present invention. 1.2, 3.4...Strain gauge, 5...Bridge circuit, 6...Power terminal, 7...Earth, 8,9...
... Output terminal, 10 ... Strain gauge amplifier, 1
1... operational amplifier, 12... variable resistor, 13.1
4...output terminal, 15. 16. 17...Resistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 直流電圧が印加される４個のストレンゲージのブリッジ
回路の各出力端を演算増幅器の反転入力端および非反転
入力端にそれぞれ直接接続するとともに、上記直流電圧
を零点補正用の可変抵抗器により分圧し、その分圧電圧
の出力端を抵抗器を介して上記演算増幅器の反転入力端
１こ接続し、さらにこの演算増幅器の出力端を他の抵抗
器により反転入力端に接続してなることを特徴とするス
トレンゲージ用増幅器。Each output terminal of the bridge circuit of the four strain gauges to which DC voltage is applied is directly connected to the inverting input terminal and non-inverting input terminal of the operational amplifier, respectively, and the above DC voltage is divided by a variable resistor for zero point correction. The output terminal of the divided voltage is connected to one inverting input terminal of the operational amplifier through a resistor, and the output terminal of this operational amplifier is further connected to the inverting input terminal by another resistor. Characteristic strain gauge amplifier.
JP1984061241U 1984-04-24 1984-04-24 Amplifier for strain gauge Expired - Lifetime JPH0611625Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984061241U JPH0611625Y2 (en) 1984-04-24 1984-04-24 Amplifier for strain gauge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984061241U JPH0611625Y2 (en) 1984-04-24 1984-04-24 Amplifier for strain gauge

Publications (2)

Publication Number Publication Date
JPS60172413U true JPS60172413U (en) 1985-11-15
JPH0611625Y2 JPH0611625Y2 (en) 1994-03-23

Family

ID=30589335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984061241U Expired - Lifetime JPH0611625Y2 (en) 1984-04-24 1984-04-24 Amplifier for strain gauge

Country Status (1)

Country Link
JP (1) JPH0611625Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6269137U (en) * 1985-09-17 1987-04-30

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57212810A (en) * 1981-06-24 1982-12-27 Mitsubishi Electric Corp Amplifying circuit
JPS5869246U (en) * 1981-11-04 1983-05-11 株式会社日立製作所 Width increase circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57212810A (en) * 1981-06-24 1982-12-27 Mitsubishi Electric Corp Amplifying circuit
JPS5869246U (en) * 1981-11-04 1983-05-11 株式会社日立製作所 Width increase circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6269137U (en) * 1985-09-17 1987-04-30

Also Published As

Publication number Publication date
JPH0611625Y2 (en) 1994-03-23

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