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AUPQ663600A0 - Electrical conductivity measurement circuit - Google Patents

Electrical conductivity measurement circuit

Info

Publication number
AUPQ663600A0
AUPQ663600A0 AUPQ6636A AUPQ663600A AUPQ663600A0 AU PQ663600 A0 AUPQ663600 A0 AU PQ663600A0 AU PQ6636 A AUPQ6636 A AU PQ6636A AU PQ663600 A AUPQ663600 A AU PQ663600A AU PQ663600 A0 AUPQ663600 A0 AU PQ663600A0
Authority
AU
Australia
Prior art keywords
electrical conductivity
measurement circuit
conductivity measurement
circuit
electrical
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.)
Abandoned
Application number
AUPQ6636A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ACCENT HYDROPONICS Pty Ltd
Original Assignee
ACCENT HYDROPONICS Pty 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 ACCENT HYDROPONICS Pty Ltd filed Critical ACCENT HYDROPONICS Pty Ltd
Priority to AUPQ6636A priority Critical patent/AUPQ663600A0/en
Publication of AUPQ663600A0 publication Critical patent/AUPQ663600A0/en
Priority to AU43947/01A priority patent/AU4394701A/en
Priority to PCT/AU2001/000364 priority patent/WO2001075459A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/045—Circuits
    • 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
    • G01R27/22—Measuring resistance of fluids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
AUPQ6636A 2000-04-03 2000-04-03 Electrical conductivity measurement circuit Abandoned AUPQ663600A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AUPQ6636A AUPQ663600A0 (en) 2000-04-03 2000-04-03 Electrical conductivity measurement circuit
AU43947/01A AU4394701A (en) 2000-04-03 2001-04-03 Electrical conductivity measurement circuit
PCT/AU2001/000364 WO2001075459A1 (en) 2000-04-03 2001-04-03 Electrical conductivity measurement circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPQ6636A AUPQ663600A0 (en) 2000-04-03 2000-04-03 Electrical conductivity measurement circuit

Publications (1)

Publication Number Publication Date
AUPQ663600A0 true AUPQ663600A0 (en) 2000-05-04

Family

ID=3820732

Family Applications (1)

Application Number Title Priority Date Filing Date
AUPQ6636A Abandoned AUPQ663600A0 (en) 2000-04-03 2000-04-03 Electrical conductivity measurement circuit

Country Status (2)

Country Link
AU (1) AUPQ663600A0 (en)
WO (1) WO2001075459A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7581437B2 (en) * 2006-04-07 2009-09-01 Masco Corporation Level sensor for granules in water
DK2163887T3 (en) * 2008-09-15 2015-02-09 Ulrich Kuipers Method and circuit arrangement for the measurement of physical parameters of the fluids and their uses
CN106137193B (en) * 2016-07-29 2023-03-17 普罗朗生物技术（无锡）有限公司 Human body biological conductance multiple value simulator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4283675A (en) * 1979-03-12 1981-08-11 Bell Telephone Laboratories, Incorporated Impedance/admittance measuring circuit
US4381677A (en) * 1981-01-23 1983-05-03 Rosemount Inc. Reactance measurement circuit
US4391146A (en) * 1981-06-01 1983-07-05 Rosemount Inc. Parallel T impedance measurement circuit for use with variable impedance sensor
CA1227247A (en) * 1985-02-05 1987-09-22 Thomas M. Dauphinee Liquid conductivity measuring circuit
US5260663A (en) * 1992-07-14 1993-11-09 Anatel Corporation Methods and circuits for measuring the conductivity of solutions
US5708363A (en) * 1995-10-16 1998-01-13 Signet Scientific Company Liquid conductivity measurement system using a variable-frequency AC voltage

Also Published As

Publication number Publication date
WO2001075459A1 (en) 2001-10-11

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