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GB2117910B - A level limit switch for electrically conducting filling materials - Google Patents

A level limit switch for electrically conducting filling materials

Info

Publication number
GB2117910B
GB2117910B GB08309221A GB8309221A GB2117910B GB 2117910 B GB2117910 B GB 2117910B GB 08309221 A GB08309221 A GB 08309221A GB 8309221 A GB8309221 A GB 8309221A GB 2117910 B GB2117910 B GB 2117910B
Authority
GB
United Kingdom
Prior art keywords
limit switch
electrically conducting
filling materials
level limit
conducting filling
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
GB08309221A
Other versions
GB8309221D0 (en
GB2117910A (en
Inventor
Albrecht Kahlert
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.)
Endress and Hauser SE and Co KG
Original Assignee
Endress and Hauser SE and Co 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 Endress and Hauser SE and Co KG filed Critical Endress and Hauser SE and Co KG
Publication of GB8309221D0 publication Critical patent/GB8309221D0/en
Publication of GB2117910A publication Critical patent/GB2117910A/en
Application granted granted Critical
Publication of GB2117910B publication Critical patent/GB2117910B/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
    • G01F23/24—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 resistance of resistors due to contact with conductor fluid
    • G01F23/241—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 resistance of resistors due to contact with conductor fluid for discrete levels
    • G01F23/243—Schematic arrangements of probes combined with measuring circuits
    • 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
    • G01F23/24—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 resistance of resistors due to contact with conductor fluid
    • G01F23/241—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 resistance of resistors due to contact with conductor fluid for discrete levels
    • G01F23/242—Mounting arrangements for electrodes

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
GB08309221A 1982-04-02 1983-04-05 A level limit switch for electrically conducting filling materials Expired GB2117910B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823212434 DE3212434C3 (en) 1982-04-02 1982-04-02 LEVEL LIMIT SWITCH FOR ELECTRICALLY CONDUCTIVE FUEL GOODS

Publications (3)

Publication Number Publication Date
GB8309221D0 GB8309221D0 (en) 1983-05-11
GB2117910A GB2117910A (en) 1983-10-19
GB2117910B true GB2117910B (en) 1985-11-13

Family

ID=6160151

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08309221A Expired GB2117910B (en) 1982-04-02 1983-04-05 A level limit switch for electrically conducting filling materials

Country Status (3)

Country Link
DE (1) DE3212434C3 (en)
FR (1) FR2524667B1 (en)
GB (1) GB2117910B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10281312B2 (en) 2013-03-01 2019-05-07 Endress+Hauser Se+Co.Kg Method and apparatus for monitoring a predefined filling level of a medium in a container

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4412386C2 (en) * 1994-04-11 1998-04-09 Grieshaber Vega Kg Circuit arrangement for conductive level measurement
AU5510098A (en) * 1996-11-22 1998-06-29 Berwind Corporation Material level sensing
RU2178872C2 (en) * 1998-12-31 2002-01-27 Акционерное общество открытого типа по производству огнеупоров Комбинат "Магнезит" Device controlling level of dielectric loose material
DE10215818A1 (en) * 2002-04-10 2003-10-30 Endress & Hauser Wetzer Gmbh Device for recognizing a predetermined fill level of a medium in a container
DE102006047780A1 (en) * 2006-10-06 2008-04-10 Endress + Hauser Gmbh + Co. Kg Device for determining and / or monitoring a process variable
DE102007003887A1 (en) 2007-01-19 2008-07-24 Endress + Hauser Gmbh + Co. Kg Method for operating a device for the capacitive determination and / or monitoring of a process variable
DE102007044814A1 (en) * 2007-09-20 2009-04-02 Daimler Ag Sensor with a liquid-filled hollow body
DE102007049526A1 (en) 2007-10-15 2009-04-16 Endress + Hauser Gmbh + Co. Kg Medium's i.e. dielectric fluid, process factor determining and/or monitoring device, has probe electrode arranged in such manner that electrode opens out on end surface of sensor unit, where end surface is provided in split-free manner
DE102008043412A1 (en) 2008-11-03 2010-05-06 Endress + Hauser Gmbh + Co. Kg Device for determining and / or monitoring a process variable of a medium
KR101669418B1 (en) * 2009-11-12 2016-10-27 삼성전자주식회사 Frozen material detection apparatus and cooling system having the same and refrigerator having the same and
DE102010001273A1 (en) 2009-12-30 2011-07-07 Endress + Hauser GmbH + Co. KG, 79689 Device with coaxial construction
DE102011003158A1 (en) 2011-01-26 2012-07-26 Endress + Hauser Gmbh + Co. Kg Device and method for capacitive level measurement
DE102013104781A1 (en) * 2013-05-08 2014-11-13 Endress + Hauser Gmbh + Co. Kg Method for monitoring at least one media-specific property of a medium
DE102013107120A1 (en) 2013-07-05 2015-01-08 Endress + Hauser Gmbh + Co. Kg Signal generator for a measuring device and measuring device for automation technology
DE102014107927A1 (en) 2014-06-05 2015-12-17 Endress + Hauser Gmbh + Co. Kg Method and device for monitoring the level of a medium in a container
DE102014113545A1 (en) 2014-09-19 2016-03-24 Endress + Hauser Gmbh + Co. Kg Device and method for monitoring a process variable of a medium
DE102014118547A1 (en) 2014-12-12 2016-06-16 Endress + Hauser Gmbh + Co. Kg probe unit
DE102015122177A1 (en) 2015-12-18 2017-06-22 Endress + Hauser Gmbh + Co. Kg sensor adapters
DE102016107970A1 (en) 2016-04-29 2017-11-02 Endress + Hauser Gmbh + Co. Kg Coupling element for a capacitive level gauge
DE102017111393A1 (en) 2017-05-24 2018-11-29 Endress+Hauser SE+Co. KG Process monitoring process
DE102017115516A1 (en) 2017-07-11 2019-01-17 Endress+Hauser SE+Co. KG Capacitive level gauge
EP3467513A1 (en) * 2017-10-04 2019-04-10 Roche Diagnostics GmbH Detector for a laboratory liquid distribution system, detector system for a laboratory liquid distribution system, laboratory liquid distribution system, laboratory automation system and use of a detector
DE102017128420A1 (en) 2017-11-30 2019-06-06 Endress+Hauser SE+Co. KG Process monitoring process
DE102018101206A1 (en) 2018-01-19 2019-07-25 Endress+Hauser SE+Co. KG probe unit
DE202018101917U1 (en) 2018-04-10 2018-04-17 Endress+Hauser SE+Co. KG Protection device for probe unit of a field device
DE102019110381A1 (en) * 2019-04-18 2020-10-22 Rational Aktiengesellschaft Method for determining the fill level of a water tank and cooking device
DE102019116152A1 (en) 2019-06-13 2020-12-17 Endress+Hauser SE+Co. KG Vibronic multi-sensor
DE102022104249A1 (en) 2022-02-23 2023-08-24 Endress+Hauser SE+Co. KG Process and device for monitoring the fill level of a medium in a container

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1275777B (en) * 1965-05-11 1968-08-22 Buna Chem Werke Veb Measuring method, especially for level measurement
US3706980A (en) * 1970-04-27 1972-12-19 Drexelbrook Controls Rf system for measuring the level of materials
DE2047987B2 (en) * 1970-09-30 1972-04-27 Gas bubble detector - for cooling circuit of sodium cooled nuclear reactors
US3781672A (en) * 1971-05-10 1973-12-25 Drexelbrook Controls Continuous condition measuring system
US3910118A (en) * 1972-02-02 1975-10-07 Gerdts Gustav F Kg Probe for controlling the level of electrically conductive liquids
US4027172A (en) * 1975-10-02 1977-05-31 Honeywell Inc. Resistive fluid detecting means
NL7804852A (en) * 1977-05-27 1978-11-29 Kernforschungsanlage Juelich DEVICE FOR MEASURING THE LEVEL OF ELECTRICALLY CONDUCTIVE LIQUIDS.
GB2083225B (en) * 1980-08-11 1985-02-06 Central Electr Generat Board Fluid level sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10281312B2 (en) 2013-03-01 2019-05-07 Endress+Hauser Se+Co.Kg Method and apparatus for monitoring a predefined filling level of a medium in a container

Also Published As

Publication number Publication date
FR2524667B1 (en) 1987-03-06
DE3212434C3 (en) 1991-01-03
FR2524667A1 (en) 1983-10-07
GB8309221D0 (en) 1983-05-11
GB2117910A (en) 1983-10-19
DE3212434C2 (en) 1984-06-14
DE3212434A1 (en) 1983-10-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010405