AT346969B - Elektrischer messfuehler in form eines koerpers mit abwechselnd leitenden und nicht leitenden oberflaechenabschnitten - Google Patents

Elektrischer messfuehler in form eines koerpers mit abwechselnd leitenden und nicht leitenden oberflaechenabschnitten

Info

Publication number
AT346969B
AT346969B AT546574A AT546574A AT346969B AT 346969 B AT346969 B AT 346969B AT 546574 A AT546574 A AT 546574A AT 546574 A AT546574 A AT 546574A AT 346969 B AT346969 B AT 346969B
Authority
AT
Austria
Prior art keywords
conductive
surface sections
electric sensor
alternate
conductive surface
Prior art date
Application number
AT546574A
Other languages
German (de)
English (en)
Other versions
ATA546574A (de
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of ATA546574A publication Critical patent/ATA546574A/de
Application granted granted Critical
Publication of AT346969B publication Critical patent/AT346969B/de

Links

Classifications

    • 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
    • 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
    • G01N27/023—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance where the material is placed in the field of a coil
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02—General constructional details
    • G01R1/06—Measuring leads; Measuring probes

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
AT546574A 1973-08-03 1974-07-02 Elektrischer messfuehler in form eines koerpers mit abwechselnd leitenden und nicht leitenden oberflaechenabschnitten AT346969B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732339481 DE2339481C3 (de) 1973-08-03 1973-08-03 Elektrischer Meßfühler zur Verwendung in elektrisch leitenden Flüssigkeiten

Publications (2)

Publication Number Publication Date
ATA546574A ATA546574A (de) 1978-04-15
AT346969B true AT346969B (de) 1978-12-11

Family

ID=5888869

Family Applications (1)

Application Number Title Priority Date Filing Date
AT546574A AT346969B (de) 1973-08-03 1974-07-02 Elektrischer messfuehler in form eines koerpers mit abwechselnd leitenden und nicht leitenden oberflaechenabschnitten

Country Status (4)

Country Link
AT (1) AT346969B (enrdf_load_stackoverflow)
DE (1) DE2339481C3 (enrdf_load_stackoverflow)
FR (1) FR2239689B3 (enrdf_load_stackoverflow)
GB (1) GB1465417A (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH625065A5 (enrdf_load_stackoverflow) 1977-11-16 1981-08-31 Avl Ag
GB2012435B (en) * 1978-01-11 1982-10-27 Environmental Sciences Ass Electrochemical testing system
USRE32920E (en) * 1978-01-11 1989-05-09 Esa, Inc. Electrochemical testing system and method
US4233031A (en) 1978-12-11 1980-11-11 Environmental Sciences Associates, Inc. Electrochemical testing system and method
GB2136965A (en) * 1983-03-07 1984-09-26 Braude E Liquid level sensor
DE3326397A1 (de) * 1983-07-22 1985-01-31 Siemens AG, 1000 Berlin und 8000 München Messwertaufnehmer fuer leitfaehigkeit von elektrolyten
GB8701368D0 (en) * 1987-01-22 1987-02-25 Ecc Int Ltd Monitoring flocculation state of particles in suspension
DE3836712A1 (de) * 1988-10-28 1990-05-03 Volker Dipl Chem Genrich Grossflaechige und hochflexible sensormatte
JP2731240B2 (ja) * 1989-05-25 1998-03-25 富士重工業株式会社 オイルセンサ
US5316035A (en) * 1993-02-19 1994-05-31 Fluoroware, Inc. Capacitive proximity monitoring device for corrosive atmosphere environment
FR2717264B1 (fr) * 1993-02-19 1997-01-24 Fluoroware Inc Dispositif conducteur pour déterminer la présence d'un milieu liquide ou solide dans un milieu ambiant corrosif.
GB2295019B (en) * 1993-02-19 1997-04-16 Fluoroware Inc Monitoring device
US6323659B1 (en) * 1998-04-29 2001-11-27 General Electric Company Material for improved sensitivity of stray field electrodes
US6250153B1 (en) 1998-07-06 2001-06-26 Sensor Measurement Technology Continuous, non-metallic, media sensors for corrosive environments
EP1987761B1 (de) * 2007-05-03 2019-10-23 F. Hoffmann-La Roche AG Schlauchförmiger Sensor zum Nachweis eines Analyten
CN102288258B (zh) * 2011-05-16 2012-12-05 青岛滩海工程咨询研究院 一种海洋潮位的远程实时自动监测系统及方法

Also Published As

Publication number Publication date
DE2339481B2 (de) 1979-04-12
DE2339481A1 (de) 1975-03-06
DE2339481C3 (de) 1979-12-06
GB1465417A (en) 1977-02-23
FR2239689A1 (enrdf_load_stackoverflow) 1975-02-28
ATA546574A (de) 1978-04-15
FR2239689B3 (enrdf_load_stackoverflow) 1977-05-20

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee