CA3233831A1 - Pressure measuring cell having evaluation electronics and 4-20 ma interface - Google Patents

Pressure measuring cell having evaluation electronics and 4-20 ma interface Download PDF

Info

Publication number
CA3233831A1
CA3233831A1 CA3233831A CA3233831A CA3233831A1 CA 3233831 A1 CA3233831 A1 CA 3233831A1 CA 3233831 A CA3233831 A CA 3233831A CA 3233831 A CA3233831 A CA 3233831A CA 3233831 A1 CA3233831 A1 CA 3233831A1
Authority
CA
Canada
Prior art keywords
measuring cell
pressure measuring
pressure
evaluation electronics
sensor
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.)
Pending
Application number
CA3233831A
Other languages
English (en)
French (fr)
Inventor
Martin Mellert
Bernhard Weller
Jochen Huber
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.)
Vega Grieshaber KG
Original Assignee
Vega Grieshaber 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 Vega Grieshaber KG filed Critical Vega Grieshaber KG
Publication of CA3233831A1 publication Critical patent/CA3233831A1/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0092—Pressure sensor associated with other sensors, e.g. for measuring acceleration or temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Measuring Fluid Pressure (AREA)
CA3233831A 2021-10-29 2022-10-17 Pressure measuring cell having evaluation electronics and 4-20 ma interface Pending CA3233831A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102021128370.1A DE102021128370A1 (de) 2021-10-29 2021-10-29 Druckmesszelle mit Auswerteelektronik und 4-20 mA Schnittstelle
DE102021128370.1 2021-10-29
PCT/EP2022/078839 WO2023072660A1 (de) 2021-10-29 2022-10-17 Druckmesszelle mit auswerteelektronik und 4-20 ma schnittstelle

Publications (1)

Publication Number Publication Date
CA3233831A1 true CA3233831A1 (en) 2023-04-05

Family

ID=84359291

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3233831A Pending CA3233831A1 (en) 2021-10-29 2022-10-17 Pressure measuring cell having evaluation electronics and 4-20 ma interface

Country Status (6)

Country Link
EP (1) EP4423470A1 (enExample)
JP (1) JP2024537529A (enExample)
CN (1) CN118076867A (enExample)
CA (1) CA3233831A1 (enExample)
DE (1) DE102021128370A1 (enExample)
WO (1) WO2023072660A1 (enExample)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10035346B4 (de) * 2000-07-20 2007-08-09 Vega Grieshaber Kg Druckmesszelle mit Temperatursensor
HRP20221145T1 (hr) 2017-05-09 2022-11-25 Vega Grieshaber Kg Mjerenje razine punjenja, mjerenje tlaka ili mjerenje protoka s kratkim vremenom mjerenja
DE102018123433A1 (de) 2018-09-24 2020-03-26 Endress+Hauser SE+Co. KG Hydraulischer Druckmittler und Druckaufnehmer mithydraulischem Druckmittler
DE202020005465U1 (de) 2020-10-13 2021-04-22 Vega Grieshaber Kg Druckmesszelle

Also Published As

Publication number Publication date
WO2023072660A1 (de) 2023-05-04
DE102021128370A1 (de) 2023-05-04
CN118076867A (zh) 2024-05-24
JP2024537529A (ja) 2024-10-10
EP4423470A1 (de) 2024-09-04

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