GB2079950B - Capacitive level measuring probe - Google Patents

Capacitive level measuring probe

Info

Publication number
GB2079950B
GB2079950B GB8116163A GB8116163A GB2079950B GB 2079950 B GB2079950 B GB 2079950B GB 8116163 A GB8116163 A GB 8116163A GB 8116163 A GB8116163 A GB 8116163A GB 2079950 B GB2079950 B GB 2079950B
Authority
GB
United Kingdom
Prior art keywords
measuring probe
level measuring
capacitive level
capacitive
probe
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.)
Expired
Application number
GB8116163A
Other languages
English (en)
Other versions
GB2079950A (en
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.)
Gustav F Gerdts KG
Original Assignee
Gustav F Gerdts KG
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 Gustav F Gerdts KG filed Critical Gustav F Gerdts KG
Publication of GB2079950A publication Critical patent/GB2079950A/en
Application granted granted Critical
Publication of GB2079950B publication Critical patent/GB2079950B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
GB8116163A 1980-07-11 1981-05-27 Capacitive level measuring probe Expired GB2079950B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3026342A DE3026342C2 (de) 1980-07-11 1980-07-11 Kapazitive Niveausonde

Publications (2)

Publication Number Publication Date
GB2079950A GB2079950A (en) 1982-01-27
GB2079950B true GB2079950B (en) 1985-03-27

Family

ID=6106986

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8116163A Expired GB2079950B (en) 1980-07-11 1981-05-27 Capacitive level measuring probe

Country Status (9)

Country Link
JP (1) JPS5749815A (ro)
DE (1) DE3026342C2 (ro)
DK (1) DK149288C (ro)
FR (1) FR2486652A1 (ro)
GB (1) GB2079950B (ro)
HU (1) HU183510B (ro)
NO (1) NO812354L (ro)
RO (1) RO81308B (ro)
SE (1) SE8103036L (ro)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4118715C2 (de) * 1991-06-07 1995-02-23 Endress Hauser Gmbh Co Vorrichtung zur elektrisch isolierten und druckdichten Befestigung einer Sondenelektrode in der Öffnung eines Gehäuses
DE4207396A1 (de) * 1992-03-09 1993-09-16 Gestra Ag Sonde zur ueberwachung von fluessigkeit
DE19507616B4 (de) * 1995-03-04 2007-02-01 Gestra Ag Sonde zur Überwachung von Flüssigkeit mit Leckageschutz
US6118282A (en) * 1995-12-19 2000-09-12 Endress & Hauser Gmbh & Co. Sensor apparatus
US5827985A (en) * 1995-12-19 1998-10-27 Endress + Hauser Gmbh + Co. Sensor apparatus for process measurement
US5661251A (en) * 1995-12-19 1997-08-26 Endress + Hauser Gmbh + Co. Sensor apparatus for process measurement
US5841666A (en) * 1995-12-21 1998-11-24 Endress + Hauser Gmbh + Co. Processor apparatus and method for a process measurement signal
US5884231A (en) * 1995-12-21 1999-03-16 Endress & Hauser Gmbh & Co. Processor apparatus and method for a process measurement signal
DE19756159C1 (de) * 1997-12-17 1999-06-02 Hiss Eckart Sensor zur Erfassung des Vorhandenseins elektrisch isolierender Flüssigkeiten oder Granulate
US6386055B1 (en) 1998-01-06 2002-05-14 Endress +Hauser Gmbh +Co. Sensor apparatus for transmitting electrical pulses from a signal line into and out of a vessel to measure a process variable—in order to be more informative
US6559657B1 (en) 1999-01-13 2003-05-06 Endress+Hauser Gmbh+Co. Probe mapping diagnostic methods
DE10003941A1 (de) * 2000-01-29 2001-08-09 Endress Hauser Gmbh Co Füllstandsmeßgerät
DE102005025576A1 (de) * 2005-06-03 2006-12-07 Gestra Ag Kapazitive Niveausonde
DE102014111905B3 (de) * 2014-08-20 2016-01-21 Endress + Hauser Gmbh + Co. Kg Rekonditionierung von beschichteten Sensoren
EP3228997A1 (de) * 2016-04-08 2017-10-11 Sick Ag Sensor und verfahren zum entlüften einer langgestreckten sonde
EP3457095B1 (de) * 2017-09-15 2019-11-06 Sick AG Kapazitiver füllstandsensor und verfahren zur messung des füllstands eines mediums

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2744864B2 (de) * 1977-10-05 1979-10-18 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Vorrichtung zur Befestigung einer Sonde in einer öffnung eines Behälters
DE2953267C2 (de) * 1979-11-23 1982-04-08 Gustav F. Gerdts GmbH & Co KG, 2800 Bremen Kapazitive Füllstandmeßsonde

Also Published As

Publication number Publication date
RO81308B (ro) 1983-02-28
DK308381A (da) 1982-01-12
FR2486652A1 (fr) 1982-01-15
NO812354L (no) 1982-01-12
GB2079950A (en) 1982-01-27
DE3026342C2 (de) 1982-04-22
RO81308A (ro) 1983-02-15
DE3026342A1 (de) 1982-02-04
DK149288C (da) 1986-11-03
SE8103036L (sv) 1982-01-12
DK149288B (da) 1986-04-21
HU183510B (en) 1984-05-28
JPS5749815A (en) 1982-03-24
FR2486652B1 (ro) 1985-04-12

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930527