AR231193A1 - Circuito de medicion de reactancia - Google Patents

Circuito de medicion de reactancia

Info

Publication number
AR231193A1
AR231193A1 AR288217A AR28821782A AR231193A1 AR 231193 A1 AR231193 A1 AR 231193A1 AR 288217 A AR288217 A AR 288217A AR 28821782 A AR28821782 A AR 28821782A AR 231193 A1 AR231193 A1 AR 231193A1
Authority
AR
Argentina
Prior art keywords
measurement circuit
reactance measurement
reactance
circuit
measurement
Prior art date
Application number
AR288217A
Other languages
English (en)
Spanish (es)
Original Assignee
Rosemount Inc
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 Rosemount Inc filed Critical Rosemount Inc
Application granted granted Critical
Publication of AR231193A1 publication Critical patent/AR231193A1/es

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/12—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance, i.e. electric circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/12—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance, i.e. electric circuits therefor
    • G01L9/125—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance, i.e. electric circuits therefor with temperature compensating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Current Or Voltage (AREA)
AR288217A 1981-01-23 1982-01-22 Circuito de medicion de reactancia AR231193A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/227,736 US4381677A (en) 1981-01-23 1981-01-23 Reactance measurement circuit

Publications (1)

Publication Number Publication Date
AR231193A1 true AR231193A1 (es) 1984-09-28

Family

ID=22854253

Family Applications (1)

Application Number Title Priority Date Filing Date
AR288217A AR231193A1 (es) 1981-01-23 1982-01-22 Circuito de medicion de reactancia

Country Status (20)

Country Link
US (1) US4381677A (xx)
EP (1) EP0070301B1 (xx)
JP (1) JPH0465330B2 (xx)
KR (1) KR910004623B1 (xx)
AR (1) AR231193A1 (xx)
AU (1) AU555333B2 (xx)
BR (1) BR8205675A (xx)
CA (1) CA1181132A (xx)
DE (1) DE3274761D1 (xx)
FI (1) FI76436C (xx)
GB (1) GB2106255B (xx)
HK (1) HK89985A (xx)
HU (1) HU192104B (xx)
IL (1) IL64773A (xx)
IN (1) IN156305B (xx)
IT (1) IT1150360B (xx)
MX (1) MX151290A (xx)
WO (1) WO1982002595A1 (xx)
YU (1) YU43253B (xx)
ZA (1) ZA82324B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4519253A (en) * 1983-04-29 1985-05-28 Rosemount Inc. Reactance measurement circuit with enhanced linearity
IL82194A (en) * 1986-04-23 1992-03-29 Rosemount Inc Measurement circuit
US5083091A (en) * 1986-04-23 1992-01-21 Rosemount, Inc. Charged balanced feedback measurement circuit
US4791352A (en) * 1986-07-17 1988-12-13 Rosemount Inc. Transmitter with vernier measurement
US4748852A (en) * 1986-10-10 1988-06-07 Rosemount Inc. Transmitter with an improved span adjustment
US5028876A (en) * 1989-01-30 1991-07-02 Dresser Industries, Inc. Precision capacitive transducer circuits and methods
US5329818A (en) * 1992-05-28 1994-07-19 Rosemount Inc. Correction of a pressure indication in a pressure transducer due to variations of an environmental condition
US6252512B1 (en) * 1999-03-05 2001-06-26 Hill-Rom, Inc. Monitoring system and method
US6035694A (en) * 1999-03-12 2000-03-14 I/O Of Austin, Inc. Method and apparatus for calibration of stray capacitance mismatch in a closed loop electro-mechanical accelerometer
AUPQ663600A0 (en) * 2000-04-03 2000-05-04 Accent Hydroponics Pty Ltd Electrical conductivity measurement circuit
US6516672B2 (en) 2001-05-21 2003-02-11 Rosemount Inc. Sigma-delta analog to digital converter for capacitive pressure sensor and process transmitter
JP4906006B2 (ja) * 2006-03-29 2012-03-28 ローズマウント インコーポレイテッド 静電容量検出回路
CN116973634B (zh) * 2023-09-25 2024-02-13 河南师范大学 测量液体介电常数的传感器及测量乙醇浓度的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB977125A (en) * 1962-02-02 1964-12-02 Bendix Corp Electric bridges
US3271669A (en) * 1962-12-04 1966-09-06 Rosemount Eng Co Ltd Alternating current diode loop capacitance measurement circuits
DE1945021A1 (de) * 1969-09-05 1971-03-11 Juergen Blumenauer Einrichtung zur Messung des Kapazitaetsunterschiedes von Kondensatoren
US3646538A (en) * 1969-10-27 1972-02-29 Rosemount Eng Co Ltd Transducer circuitry for converting a capacitance signal to a dc current signal
US3718856A (en) * 1970-12-02 1973-02-27 Teradyne Inc Inductance and capacitance reactance measuring instrument having minimal inclusion of stray reactances
JPS5643813B2 (xx) * 1973-06-16 1981-10-15
US3965746A (en) * 1974-11-04 1976-06-29 Teledyne Industries, Inc. Pressure transducer
US3975719A (en) * 1975-01-20 1976-08-17 Rosemount Inc. Transducer for converting a varying reactance signal to a DC current signal
US4093915A (en) * 1976-01-12 1978-06-06 Setra Systems, Inc. Capacitance measuring system
US4153873A (en) * 1977-10-11 1979-05-08 Rosemount Inc. Transducer for converting a varying analog current signal to a binary digital signal
GB2034051A (en) * 1978-10-12 1980-05-29 Smiths Industries Ltd Fluid Gauging System
JPS5637509A (en) * 1979-09-03 1981-04-11 Yokogawa Hokushin Electric Corp Displacement detector

Also Published As

Publication number Publication date
KR830009480A (ko) 1983-12-21
KR910004623B1 (ko) 1991-07-08
EP0070301B1 (en) 1986-12-17
YU15282A (en) 1985-03-20
CA1181132A (en) 1985-01-15
HK89985A (en) 1985-11-22
IT8247627A0 (it) 1982-01-22
FI823243L (fi) 1982-09-21
AU8147082A (en) 1982-08-16
FI76436B (fi) 1988-06-30
YU43253B (en) 1989-06-30
BR8205675A (pt) 1982-12-14
AU555333B2 (en) 1986-09-18
FI823243A0 (fi) 1982-09-21
EP0070301A1 (en) 1983-01-26
IT1150360B (it) 1986-12-10
FI76436C (fi) 1988-10-10
GB2106255A (en) 1983-04-07
GB2106255B (en) 1985-01-30
IL64773A (en) 1985-02-28
DE3274761D1 (en) 1987-01-29
HU192104B (en) 1987-05-28
EP0070301A4 (en) 1983-12-01
JPH0465330B2 (xx) 1992-10-19
IN156305B (xx) 1985-06-15
MX151290A (es) 1984-11-06
US4381677A (en) 1983-05-03
WO1982002595A1 (en) 1982-08-05
ZA82324B (en) 1982-12-29
JPS57502230A (xx) 1982-12-16

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