ZA852233B - Linearized capacitive pressure transducer - Google Patents

Linearized capacitive pressure transducer

Info

Publication number
ZA852233B
ZA852233B ZA852233A ZA852233A ZA852233B ZA 852233 B ZA852233 B ZA 852233B ZA 852233 A ZA852233 A ZA 852233A ZA 852233 A ZA852233 A ZA 852233A ZA 852233 B ZA852233 B ZA 852233B
Authority
ZA
South Africa
Prior art keywords
linearized
pressure transducer
capacitive pressure
capacitive
transducer
Prior art date
Application number
ZA852233A
Other languages
English (en)
Inventor
Steven John Carusillo
Original Assignee
Johnson Service 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 Johnson Service Co filed Critical Johnson Service Co
Publication of ZA852233B publication Critical patent/ZA852233B/xx

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
    • G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
    • G01L9/0075—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance using a ceramic diaphragm, e.g. alumina, fused quartz, glass
ZA852233A 1984-04-10 1985-03-25 Linearized capacitive pressure transducer ZA852233B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/598,727 US4542436A (en) 1984-04-10 1984-04-10 Linearized capacitive pressure transducer

Publications (1)

Publication Number Publication Date
ZA852233B true ZA852233B (en) 1986-05-28

Family

ID=24396673

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA852233A ZA852233B (en) 1984-04-10 1985-03-25 Linearized capacitive pressure transducer

Country Status (10)

Country Link
US (1) US4542436A (de)
JP (1) JPS6140529A (de)
AU (1) AU3967485A (de)
BE (1) BE902115A (de)
CA (1) CA1227354A (de)
DE (1) DE3511367A1 (de)
FR (1) FR2562663A1 (de)
GB (1) GB2157444A (de)
NL (1) NL8500815A (de)
ZA (1) ZA852233B (de)

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US8145180B2 (en) 2004-05-21 2012-03-27 Rosemount Inc. Power generation for process devices
US7262693B2 (en) 2004-06-28 2007-08-28 Rosemount Inc. Process field device with radio frequency communication
US8160535B2 (en) 2004-06-28 2012-04-17 Rosemount Inc. RF adapter for field device
US8787848B2 (en) 2004-06-28 2014-07-22 Rosemount Inc. RF adapter for field device with low voltage intrinsic safety clamping
US7201057B2 (en) 2004-09-30 2007-04-10 Mks Instruments, Inc. High-temperature reduced size manometer
US7141447B2 (en) 2004-10-07 2006-11-28 Mks Instruments, Inc. Method of forming a seal between a housing and a diaphragm of a capacitance sensor
US7137301B2 (en) 2004-10-07 2006-11-21 Mks Instruments, Inc. Method and apparatus for forming a reference pressure within a chamber of a capacitance sensor
US7680460B2 (en) * 2005-01-03 2010-03-16 Rosemount Inc. Wireless process field device diagnostics
US7204150B2 (en) 2005-01-14 2007-04-17 Mks Instruments, Inc. Turbo sump for use with capacitive pressure sensor
US7334484B2 (en) * 2005-05-27 2008-02-26 Rosemount Inc. Line pressure measurement using differential pressure sensor
EP1896910A1 (de) 2005-06-27 2008-03-12 Rosemount, Inc. Feldgerät mit hochfrequenzkommunikation mit dynamisch einstellbarem energieverbrauch
US7379792B2 (en) * 2005-09-29 2008-05-27 Rosemount Inc. Pressure transmitter with acoustic pressure sensor
US7415886B2 (en) * 2005-12-20 2008-08-26 Rosemount Inc. Pressure sensor with deflectable diaphragm
US7308830B2 (en) * 2006-01-26 2007-12-18 Rosemount Inc. Pressure sensor fault detection
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US8898036B2 (en) 2007-08-06 2014-11-25 Rosemount Inc. Process variable transmitter with acceleration sensor
US7484416B1 (en) 2007-10-15 2009-02-03 Rosemount Inc. Process control transmitter with vibration sensor
CA2726534C (en) 2008-06-17 2016-03-22 Rosemount Inc. Rf adapter for field device with loop current bypass
WO2009154756A1 (en) 2008-06-17 2009-12-23 Rosemount Inc. Rf adapter for field device with variable voltage drop
US8929948B2 (en) 2008-06-17 2015-01-06 Rosemount Inc. Wireless communication adapter for field devices
US8694060B2 (en) 2008-06-17 2014-04-08 Rosemount Inc. Form factor and electromagnetic interference protection for process device wireless adapters
US8327713B2 (en) 2008-12-03 2012-12-11 Rosemount Inc. Method and apparatus for pressure measurement using magnetic property
US7954383B2 (en) * 2008-12-03 2011-06-07 Rosemount Inc. Method and apparatus for pressure measurement using fill tube
US7870791B2 (en) * 2008-12-03 2011-01-18 Rosemount Inc. Method and apparatus for pressure measurement using quartz crystal
WO2010124400A1 (en) * 2009-05-01 2010-11-04 The University Of Western Ontario Photonic crystal pressure sensor
US8626087B2 (en) 2009-06-16 2014-01-07 Rosemount Inc. Wire harness for field devices used in a hazardous locations
US9674976B2 (en) 2009-06-16 2017-06-06 Rosemount Inc. Wireless process communication adapter with improved encapsulation
US8429978B2 (en) 2010-03-30 2013-04-30 Rosemount Inc. Resonant frequency based pressure sensor
US8234927B2 (en) 2010-06-08 2012-08-07 Rosemount Inc. Differential pressure sensor with line pressure measurement
US8132464B2 (en) 2010-07-12 2012-03-13 Rosemount Inc. Differential pressure transmitter with complimentary dual absolute pressure sensors
US10761524B2 (en) 2010-08-12 2020-09-01 Rosemount Inc. Wireless adapter with process diagnostics
EP2520917A1 (de) * 2011-05-04 2012-11-07 Nxp B.V. Kapazitativer MEMS-Drucksensor, Betriebsverfahren und Herstellungsverfahren
US9310794B2 (en) 2011-10-27 2016-04-12 Rosemount Inc. Power supply for industrial process field device
US8752433B2 (en) 2012-06-19 2014-06-17 Rosemount Inc. Differential pressure transmitter with pressure sensor
US10183857B2 (en) * 2012-08-21 2019-01-22 Robert Bosch Gmbh MEMS pressure sensor with multiple membrane electrodes
US9048901B2 (en) 2013-03-15 2015-06-02 Rosemount Inc. Wireless interface within transmitter
JP2020041880A (ja) * 2018-09-10 2020-03-19 アズビル株式会社 圧力センサ
CN110415983A (zh) * 2019-07-04 2019-11-05 广州广华精容能源技术有限公司 一种具有传感性能的储能和传感一体化超级电容器

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Also Published As

Publication number Publication date
AU3967485A (en) 1985-10-17
CA1227354A (en) 1987-09-29
DE3511367A1 (de) 1985-10-24
GB8508859D0 (en) 1985-05-09
GB2157444A (en) 1985-10-23
JPS6140529A (ja) 1986-02-26
NL8500815A (nl) 1985-11-01
US4542436A (en) 1985-09-17
BE902115A (fr) 1985-10-04
FR2562663A1 (fr) 1985-10-11

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