FI821976A0 - Kapacitiv tryckgaevare med isolerat kaenselorganmembran - Google Patents

Kapacitiv tryckgaevare med isolerat kaenselorganmembran

Info

Publication number
FI821976A0
FI821976A0 FI821976A FI821976A FI821976A0 FI 821976 A0 FI821976 A0 FI 821976A0 FI 821976 A FI821976 A FI 821976A FI 821976 A FI821976 A FI 821976A FI 821976 A0 FI821976 A0 FI 821976A0
Authority
FI
Finland
Prior art keywords
tryckgaevare
kaenselorganmembran
isolerat
med
capacitive
Prior art date
Application number
FI821976A
Other languages
English (en)
Other versions
FI72809B (fi
FI72809C (fi
Inventor
Roger Leonard Frick
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
Publication of FI821976A0 publication Critical patent/FI821976A0/fi
Publication of FI72809B publication Critical patent/FI72809B/fi
Application granted granted Critical
Publication of FI72809C publication Critical patent/FI72809C/fi

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
    • 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
FI821976A 1980-10-06 1982-06-03 Kapacitiv tryckgivare med isolerat kaenselorganmembran. FI72809C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US19475880 1980-10-06
US06/194,758 US4370890A (en) 1980-10-06 1980-10-06 Capacitive pressure transducer with isolated sensing diaphragm
US8101329 1981-10-02
PCT/US1981/001329 WO1982001250A1 (en) 1980-10-06 1981-10-02 Capacitive pressure transducer with isolated sensing diaphragm

Publications (3)

Publication Number Publication Date
FI821976A0 true FI821976A0 (fi) 1982-06-03
FI72809B FI72809B (fi) 1987-03-31
FI72809C FI72809C (fi) 1987-07-10

Family

ID=22718806

Family Applications (1)

Application Number Title Priority Date Filing Date
FI821976A FI72809C (fi) 1980-10-06 1982-06-03 Kapacitiv tryckgivare med isolerat kaenselorganmembran.

Country Status (18)

Country Link
US (1) US4370890A (fi)
EP (1) EP0061488B1 (fi)
JP (1) JPH046889B2 (fi)
AU (1) AU551166B2 (fi)
BR (1) BR8108830A (fi)
CA (1) CA1164240A (fi)
FI (1) FI72809C (fi)
GB (1) GB2099587B (fi)
HK (1) HK89885A (fi)
HU (1) HU190799B (fi)
IL (1) IL64028A (fi)
IN (1) IN154802B (fi)
IT (1) IT1193784B (fi)
MX (1) MX154961A (fi)
SU (1) SU1421266A3 (fi)
WO (1) WO1982001250A1 (fi)
YU (1) YU41525B (fi)
ZA (1) ZA816837B (fi)

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US4502003A (en) * 1983-07-29 1985-02-26 Rosemount Inc. Two wire circuit having an adjustable span
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US5022270A (en) * 1989-06-15 1991-06-11 Rosemount Inc. Extended measurement capability transmitter having shared overpressure protection means
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US5184514A (en) * 1991-07-12 1993-02-09 Rosemount Inc. Corrosion resistant isolator
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JP4163880B2 (ja) * 2002-03-05 2008-10-08 長野計器株式会社 差圧検出器、その差圧検出器を備えた流量計および液面計
US6839546B2 (en) 2002-04-22 2005-01-04 Rosemount Inc. Process transmitter with wireless communication link
US6843133B2 (en) * 2002-06-18 2005-01-18 Rosemount, Inc. Capacitive pressure transmitter
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US8538560B2 (en) * 2004-04-29 2013-09-17 Rosemount Inc. Wireless power and communication unit for process field devices
US8145180B2 (en) * 2004-05-21 2012-03-27 Rosemount Inc. Power generation for process devices
US8160535B2 (en) * 2004-06-28 2012-04-17 Rosemount Inc. RF adapter for field device
US7262693B2 (en) * 2004-06-28 2007-08-28 Rosemount Inc. Process field device with radio frequency communication
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US9184364B2 (en) * 2005-03-02 2015-11-10 Rosemount Inc. Pipeline thermoelectric generator assembly
US7334484B2 (en) * 2005-05-27 2008-02-26 Rosemount Inc. Line pressure measurement using differential pressure sensor
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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
US7913566B2 (en) 2006-05-23 2011-03-29 Rosemount Inc. Industrial process device utilizing magnetic induction
US8188359B2 (en) * 2006-09-28 2012-05-29 Rosemount Inc. Thermoelectric generator assembly for field process devices
ITMI20070191A1 (it) * 2007-02-05 2008-08-06 Abb Service Srl Trasmettitore di pressione per il rilevamento di una variabile relativa ad un fluido di processo.
US8898036B2 (en) * 2007-08-06 2014-11-25 Rosemount Inc. Process variable transmitter with acceleration sensor
US7624642B2 (en) * 2007-09-20 2009-12-01 Rosemount Inc. Differential pressure sensor isolation in a process fluid pressure transmitter
US7484416B1 (en) 2007-10-15 2009-02-03 Rosemount Inc. Process control transmitter with vibration sensor
US7578194B1 (en) * 2008-02-11 2009-08-25 Sensata Technologies, Inc. Differential fluid pressure measurement apparatus
US7743662B2 (en) * 2008-02-14 2010-06-29 Kulite Semiconductor Products, Inc. Low differential pressure transducer
US8191424B2 (en) * 2008-02-14 2012-06-05 Kulite Semiconductor Products, Inc. Low differential pressure transducer
US8250924B2 (en) 2008-04-22 2012-08-28 Rosemount Inc. Industrial process device utilizing piezoelectric transducer
JP5554328B2 (ja) * 2008-06-17 2014-07-23 ローズマウント インコーポレイテッド 本質安全の低電圧クランプ回路を備えるフィールド装置用ｒｆアダプタ
CN102084626B (zh) * 2008-06-17 2013-09-18 罗斯蒙德公司 用于具有环路电流旁路的现场设备的rf适配器
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
JP5255698B2 (ja) 2008-06-17 2013-08-07 ローズマウント インコーポレイテッド 電圧降下が可変のフィールド機器用無線アダプタ
US7977924B2 (en) * 2008-11-03 2011-07-12 Rosemount Inc. Industrial process power scavenging device and method of deriving process device power from an industrial process
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
US8327713B2 (en) 2008-12-03 2012-12-11 Rosemount Inc. Method and apparatus for pressure measurement using magnetic property
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
US8371175B2 (en) * 2009-10-01 2013-02-12 Rosemount Inc. Pressure transmitter with pressure sensor mount
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
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US9310794B2 (en) 2011-10-27 2016-04-12 Rosemount Inc. Power supply for industrial process field device
DE102012103585A1 (de) * 2012-04-24 2013-10-24 Endress + Hauser Gmbh + Co. Kg Druckmessaufnehmer
US8752433B2 (en) 2012-06-19 2014-06-17 Rosemount Inc. Differential pressure transmitter with pressure sensor
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RU2545085C1 (ru) * 2013-11-12 2015-03-27 Закрытое акционерное общество Промышленная группа "Метран" Конструкция бипланарного емкостного датчика перепада давления
US9316553B2 (en) * 2014-03-26 2016-04-19 Rosemount Inc. Span line pressure effect compensation for diaphragm pressure sensor
US9857259B2 (en) * 2014-09-30 2018-01-02 Rosemount Inc. Differential pressure sensor with high pressure capabilities
DE102015117222A1 (de) * 2014-10-10 2016-04-14 Steering Solutions Ip Holding Corporation Zweikanaliger Drucksensor mit einer einzigen Verbindungsöffnung
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US10126193B2 (en) 2016-01-19 2018-11-13 Rosemount Aerospace Inc. Compact or miniature high temperature differential pressure sensor capsule
CN107976279A (zh) * 2017-12-15 2018-05-01 北京创昱科技有限公司 一种真空测量装置
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US11041773B2 (en) * 2019-03-28 2021-06-22 Rosemount Inc. Sensor body cell of a pressure sensor
CN110553763B (zh) * 2019-09-10 2021-03-19 广州敏华仪器仪表有限公司 一种共平面悬浮式全隔离传感器

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Also Published As

Publication number Publication date
HK89885A (en) 1985-11-22
IT8149423A0 (it) 1981-10-05
IT1193784B (it) 1988-08-24
EP0061488B1 (en) 1986-12-17
HU190799B (en) 1986-11-28
IL64028A (en) 1987-12-20
GB2099587B (en) 1984-11-07
AU551166B2 (en) 1986-04-17
GB2099587A (en) 1982-12-08
AU7720381A (en) 1982-04-28
YU238981A (en) 1983-12-31
EP0061488A1 (en) 1982-10-06
FI72809B (fi) 1987-03-31
US4370890A (en) 1983-02-01
WO1982001250A1 (en) 1982-04-15
CA1164240A (en) 1984-03-27
JPS57501494A (fi) 1982-08-19
MX154961A (es) 1988-01-14
SU1421266A3 (ru) 1988-08-30
FI72809C (fi) 1987-07-10
BR8108830A (pt) 1982-08-24
YU41525B (en) 1987-08-31
IN154802B (fi) 1984-12-15
ZA816837B (en) 1982-09-29
JPH046889B2 (fi) 1992-02-07
EP0061488A4 (en) 1983-10-04

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MA Patent expired

Owner name: ROSEMOUNT INC.