ATE501423T1 - Verbesserte differenzdrucksensorisolation in einem prozessfluiddrucksender - Google Patents

Verbesserte differenzdrucksensorisolation in einem prozessfluiddrucksender

Info

Publication number
ATE501423T1
ATE501423T1 AT08799150T AT08799150T ATE501423T1 AT E501423 T1 ATE501423 T1 AT E501423T1 AT 08799150 T AT08799150 T AT 08799150T AT 08799150 T AT08799150 T AT 08799150T AT E501423 T1 ATE501423 T1 AT E501423T1
Authority
AT
Austria
Prior art keywords
differential pressure
pressure sensor
process fluid
sensor
inlet
Prior art date
Application number
AT08799150T
Other languages
English (en)
Inventor
Mark Romo
Original Assignee
Rosemount Inc
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 Rosemount Inc filed Critical Rosemount Inc
Application granted granted Critical
Publication of ATE501423T1 publication Critical patent/ATE501423T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms
    • G01L13/026—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms involving double diaphragm
    • 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
    • G01L19/04—Means for compensating for effects of changes of temperature, i.e. other than electric compensation
    • 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
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0627—Protection against aggressive medium in general
    • G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
AT08799150T 2007-09-20 2008-09-04 Verbesserte differenzdrucksensorisolation in einem prozessfluiddrucksender ATE501423T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/903,068 US7624642B2 (en) 2007-09-20 2007-09-20 Differential pressure sensor isolation in a process fluid pressure transmitter
PCT/US2008/075194 WO2009038979A1 (en) 2007-09-20 2008-09-04 Improved differential pressure sensor isolation in a process fluid pressure transmitter

Publications (1)

Publication Number Publication Date
ATE501423T1 true ATE501423T1 (de) 2011-03-15

Family

ID=39832566

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08799150T ATE501423T1 (de) 2007-09-20 2008-09-04 Verbesserte differenzdrucksensorisolation in einem prozessfluiddrucksender

Country Status (7)

Country Link
US (1) US7624642B2 (de)
EP (1) EP2191249B1 (de)
JP (1) JP5140732B2 (de)
CN (1) CN101802581B (de)
AT (1) ATE501423T1 (de)
DE (1) DE602008005476D1 (de)
WO (1) WO2009038979A1 (de)

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Also Published As

Publication number Publication date
CN101802581A (zh) 2010-08-11
DE602008005476D1 (de) 2011-04-21
EP2191249A1 (de) 2010-06-02
US7624642B2 (en) 2009-12-01
US20090078054A1 (en) 2009-03-26
JP5140732B2 (ja) 2013-02-13
CN101802581B (zh) 2014-04-23
JP2010540903A (ja) 2010-12-24
WO2009038979A1 (en) 2009-03-26
EP2191249B1 (de) 2011-03-09

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