BR8204697A - Circuito conversor de deslocamento a dois fios - Google Patents

Circuito conversor de deslocamento a dois fios

Info

Publication number
BR8204697A
BR8204697A BR8204697A BR8204697A BR8204697A BR 8204697 A BR8204697 A BR 8204697A BR 8204697 A BR8204697 A BR 8204697A BR 8204697 A BR8204697 A BR 8204697A BR 8204697 A BR8204697 A BR 8204697A
Authority
BR
Brazil
Prior art keywords
converter circuit
wire displacement
displacement converter
wire
circuit
Prior art date
Application number
BR8204697A
Other languages
English (en)
Inventor
Keiichiro Tago
Original Assignee
Fuji Electric Co Ltd
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 Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Publication of BR8204697A publication Critical patent/BR8204697A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Networks Using Active Elements (AREA)
BR8204697A 1982-06-28 1982-08-10 Circuito conversor de deslocamento a dois fios BR8204697A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57111243A JPS59613A (ja) 1982-06-28 1982-06-28 二線式変位変換装置

Publications (1)

Publication Number Publication Date
BR8204697A true BR8204697A (pt) 1984-02-07

Family

ID=14556205

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8204697A BR8204697A (pt) 1982-06-28 1982-08-10 Circuito conversor de deslocamento a dois fios

Country Status (4)

Country Link
US (1) US4618862A (pt)
JP (1) JPS59613A (pt)
BR (1) BR8204697A (pt)
DE (1) DE3323302A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0428810Y2 (pt) * 1986-01-30 1992-07-14
JPH02105115U (pt) * 1989-02-06 1990-08-21
DE4435877C2 (de) * 1994-09-15 1999-04-29 Ifm Electronic Gmbh Kapazitiver Sensor
JP6372288B2 (ja) * 2014-10-03 2018-08-15 富士電機株式会社 静電容量式圧力測定装置及びその直線性補正方法
WO2016059626A1 (en) * 2014-10-18 2016-04-21 Herd Moonitor Ltd. A method and device for remote monitoring of animals
CN112003483B (zh) * 2020-08-25 2024-05-10 浙江绿力智能科技有限公司 一种自适应电压调节电路

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3646538A (en) * 1969-10-27 1972-02-29 Rosemount Eng Co Ltd Transducer circuitry for converting a capacitance signal to a dc current signal
JPS5562310A (en) * 1978-10-20 1980-05-10 Hiromi Ogasawara Direct-acting type displacement detector
DE2901516C2 (de) * 1979-01-16 1985-01-24 VEGA Grieshaber GmbH & Co, 7620 Wolfach Anordnung zur Erzeugung eines einer Kapazität proportionalen Signals
US4250490A (en) * 1979-01-19 1981-02-10 Rosemount Inc. Two wire transmitter for converting a varying signal from a remote reactance sensor to a DC current signal
FR2454083A1 (fr) * 1979-04-09 1980-11-07 Facom Dispositif de mesure de la position relative de deux objets
JPS56114097A (en) * 1980-02-15 1981-09-08 Hokushin Electric Works Physical quantity converter
JPS56151309A (en) * 1980-04-25 1981-11-24 Yokogawa Hokushin Electric Corp Capacity type displacement converter
US4389646A (en) * 1980-04-30 1983-06-21 Fuji Electric Co. Ltd. Displacement converting circuit arrangement
JPS57133310A (en) * 1981-02-12 1982-08-18 Yokogawa Hokushin Electric Corp Capacity type displacement converting device
JPS57168113A (en) * 1981-04-09 1982-10-16 Yokogawa Hokushin Electric Corp Capacity type displacement converter
US4509007A (en) * 1982-09-30 1985-04-02 Ibm Corporation Differential sensor measuring apparatus and method including sensor compensator circuitry
US4502003A (en) * 1983-07-29 1985-02-26 Rosemount Inc. Two wire circuit having an adjustable span

Also Published As

Publication number Publication date
JPS59613A (ja) 1984-01-05
US4618862A (en) 1986-10-21
DE3323302C2 (pt) 1990-06-21
DE3323302A1 (de) 1983-12-29
JPH0229165B2 (pt) 1990-06-28

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 10/08/97