CH521574A - Level measuring device - Google Patents

Level measuring device

Info

Publication number
CH521574A
CH521574A CH1816970A CH1816970A CH521574A CH 521574 A CH521574 A CH 521574A CH 1816970 A CH1816970 A CH 1816970A CH 1816970 A CH1816970 A CH 1816970A CH 521574 A CH521574 A CH 521574A
Authority
CH
Switzerland
Prior art keywords
measuring device
level measuring
level
measuring
Prior art date
Application number
CH1816970A
Other languages
German (de)
Inventor
Harro Dipl Ing Mueller
Original Assignee
Endress Hauser Gmbh Co
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 Hauser Gmbh Co filed Critical Endress Hauser Gmbh Co
Priority to CH1816970A priority Critical patent/CH521574A/en
Priority to DE19712146161 priority patent/DE2146161B2/en
Publication of CH521574A publication Critical patent/CH521574A/en

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
    • G01F23/266—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 measuring circuits therefor
CH1816970A 1970-12-08 1970-12-08 Level measuring device CH521574A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH1816970A CH521574A (en) 1970-12-08 1970-12-08 Level measuring device
DE19712146161 DE2146161B2 (en) 1970-12-08 1971-09-15 Level measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1816970A CH521574A (en) 1970-12-08 1970-12-08 Level measuring device

Publications (1)

Publication Number Publication Date
CH521574A true CH521574A (en) 1972-04-15

Family

ID=4431004

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1816970A CH521574A (en) 1970-12-08 1970-12-08 Level measuring device

Country Status (2)

Country Link
CH (1) CH521574A (en)
DE (1) DE2146161B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2603185A1 (en) * 1976-01-28 1977-08-04 Otto Treier ARRANGEMENT FOR CAPACITIVE MEASUREMENT OF THE LEVEL OF A CONTAINER

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3812687A1 (en) * 1988-04-16 1989-10-26 Duerrwaechter E Dr Doduco CAPACITIVE SENSOR FOR DETERMINING THE LEVEL OF A LIQUID IN A CONTAINER
US4977786A (en) * 1990-01-18 1990-12-18 E. I. Du Pont De Nemours And Company Capacitive liquid level sensor
DE4025400C1 (en) * 1990-08-10 1992-04-09 Vega Grieshaber Gmbh & Co, 7620 Wolfach, De

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2603185A1 (en) * 1976-01-28 1977-08-04 Otto Treier ARRANGEMENT FOR CAPACITIVE MEASUREMENT OF THE LEVEL OF A CONTAINER
FR2339843A1 (en) * 1976-01-28 1977-08-26 Treier Otto DEVICE FOR CAPACITIVE MEASUREMENT OF THE FILLING LEVEL OF A CONTAINER

Also Published As

Publication number Publication date
DE2146161B2 (en) 1973-09-13
DE2146161A1 (en) 1972-06-29

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Legal Events

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