DE69116894T2 - Drucküberträger mit einer vertiefung zum isolieren von spannungen - Google Patents

Drucküberträger mit einer vertiefung zum isolieren von spannungen

Info

Publication number
DE69116894T2
DE69116894T2 DE69116894T DE69116894T DE69116894T2 DE 69116894 T2 DE69116894 T2 DE 69116894T2 DE 69116894 T DE69116894 T DE 69116894T DE 69116894 T DE69116894 T DE 69116894T DE 69116894 T2 DE69116894 T2 DE 69116894T2
Authority
DE
Germany
Prior art keywords
recession
pressure transmitter
insulating voltage
insulating
voltage
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.)
Expired - Fee Related
Application number
DE69116894T
Other languages
English (en)
Other versions
DE69116894D1 (de
Inventor
Michael Dean
Lee Mattison
Terrance Krouth
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.)
Rosemount Inc
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 DE69116894D1 publication Critical patent/DE69116894D1/de
Publication of DE69116894T2 publication Critical patent/DE69116894T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01L9/12—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 by making use of variations in capacitance, i.e. electric circuits therefor
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
DE69116894T 1990-12-06 1991-11-20 Drucküberträger mit einer vertiefung zum isolieren von spannungen Expired - Fee Related DE69116894T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/624,339 US5094109A (en) 1990-12-06 1990-12-06 Pressure transmitter with stress isolation depression
PCT/US1991/008697 WO1992010731A1 (en) 1990-12-06 1991-11-20 Pressure transmitter with stress isolation depression

Publications (2)

Publication Number Publication Date
DE69116894D1 DE69116894D1 (de) 1996-03-14
DE69116894T2 true DE69116894T2 (de) 1996-09-05

Family

ID=24501610

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69116894T Expired - Fee Related DE69116894T2 (de) 1990-12-06 1991-11-20 Drucküberträger mit einer vertiefung zum isolieren von spannungen

Country Status (17)

Country Link
US (1) US5094109A (de)
EP (1) EP0560875B1 (de)
JP (1) JP3133759B2 (de)
KR (1) KR100210314B1 (de)
CN (1) CN1065959C (de)
AU (1) AU658592B2 (de)
CA (1) CA2094924A1 (de)
CZ (1) CZ281734B6 (de)
DE (1) DE69116894T2 (de)
FI (1) FI102494B1 (de)
HU (1) HU217011B (de)
MX (1) MX9102237A (de)
MY (1) MY110245A (de)
PL (1) PL168589B1 (de)
RU (1) RU2090850C1 (de)
WO (1) WO1992010731A1 (de)
ZA (1) ZA919287B (de)

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US5824909A (en) * 1995-08-04 1998-10-20 Ifm Electronic Gmbh Pressure measuring sensor and apparatus having a seal between a housing and a pressure measuring cell
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US5955675A (en) * 1996-09-30 1999-09-21 Rosemount Inc. Self energizing process seal for process control transmitter
DE59605469D1 (de) * 1996-12-18 2000-07-27 Wika Alexander Wiegand Gmbh Membran für einen Druckmittler
US6059254A (en) * 1997-03-27 2000-05-09 Rosemount Inc. Process instrument mount
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US5922965A (en) * 1998-04-28 1999-07-13 Rosemount Inc. Pressure sensor and transmitter having a weld ring with a rolling hinge point
DE19914671A1 (de) * 1999-03-31 2000-11-02 Martin Hess Drucktransmitterinstallation an einer Prozeßleitung einer Prozeßanlage und vormontierter Installationsblock
US6508131B2 (en) 1999-05-14 2003-01-21 Rosemount Inc. Process sensor module having a single ungrounded input/output conductor
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JP3798693B2 (ja) 1999-09-28 2006-07-19 ローズマウント インコーポレイテッド 周囲密封式の計器ループ用アダプタ
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US6684711B2 (en) 2001-08-23 2004-02-03 Rosemount Inc. Three-phase excitation circuit for compensated capacitor industrial process control transmitters
US6675655B2 (en) * 2002-03-21 2004-01-13 Rosemount Inc. Pressure transmitter with process coupling
US6839546B2 (en) 2002-04-22 2005-01-04 Rosemount Inc. Process transmitter with wireless communication link
US6848316B2 (en) * 2002-05-08 2005-02-01 Rosemount Inc. Pressure sensor assembly
US7109883B2 (en) * 2002-09-06 2006-09-19 Rosemount Inc. Low power physical layer for a bus in an industrial transmitter
US7773715B2 (en) * 2002-09-06 2010-08-10 Rosemount Inc. Two wire transmitter with isolated can output
DE10315630A1 (de) * 2003-04-04 2004-10-28 Wittenstein Ag Getriebe
DE10322017B8 (de) * 2003-05-16 2005-02-24 Sitronic Gesellschaft für elektrotechnische Ausrüstung mbH. & Co. KG Sensoreinheit
US7080558B2 (en) 2003-10-06 2006-07-25 Rosemount Inc. Process seal for process control transmitter
US7523667B2 (en) 2003-12-23 2009-04-28 Rosemount Inc. Diagnostics of impulse piping in an industrial process
US7117745B2 (en) * 2004-02-09 2006-10-10 Rosemount Inc. Process seal for process control transmitter
DE602005018749D1 (de) * 2004-03-02 2010-02-25 Rosemount Inc
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
US7464721B2 (en) * 2004-06-14 2008-12-16 Rosemount Inc. Process equipment validation
US7258021B2 (en) * 2004-06-25 2007-08-21 Rosemount Inc. Process transmitter isolation assembly
US7373831B2 (en) 2004-06-25 2008-05-20 Rosemount Inc. High temperature pressure transmitter assembly
US7036381B2 (en) * 2004-06-25 2006-05-02 Rosemount Inc. High temperature pressure transmitter assembly
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
US7262693B2 (en) * 2004-06-28 2007-08-28 Rosemount Inc. Process field device with radio frequency communication
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US7334484B2 (en) * 2005-05-27 2008-02-26 Rosemount Inc. Line pressure measurement using differential pressure sensor
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US7379792B2 (en) * 2005-09-29 2008-05-27 Rosemount Inc. Pressure transmitter with acoustic pressure sensor
US20070068225A1 (en) * 2005-09-29 2007-03-29 Brown Gregory C Leak detector for process valve
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
US7525419B2 (en) * 2006-01-30 2009-04-28 Rosemount Inc. Transmitter with removable local operator interface
US7913566B2 (en) * 2006-05-23 2011-03-29 Rosemount Inc. Industrial process device utilizing magnetic induction
US8788070B2 (en) 2006-09-26 2014-07-22 Rosemount Inc. Automatic field device service adviser
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
US7484416B1 (en) 2007-10-15 2009-02-03 Rosemount Inc. Process control transmitter with vibration sensor
US7497123B1 (en) 2007-12-18 2009-03-03 Rosemount Inc. Direct mount for pressure transmitter with thermal management
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JP5297061B2 (ja) * 2008-03-25 2013-09-25 三菱重工業株式会社 フランジ接合構造
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US10197465B2 (en) * 2017-01-12 2019-02-05 Honeywell International Inc. O-ring internal seal for pressure sensor
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CN110514347A (zh) * 2019-08-29 2019-11-29 广州敏华仪器仪表有限公司 一种共平面悬浮绝对压力传感器
CN110514351A (zh) * 2019-08-29 2019-11-29 广州敏华仪器仪表有限公司 一种共平面差压变送器
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US11607589B1 (en) 2020-10-01 2023-03-21 Mark E. Van Denend Device for accurately measuring string bed stiffness in a racket
CN112161731B (zh) * 2020-10-29 2021-12-14 陕西中科启航科技有限公司 一种法兰螺栓拉力和工作载荷在线监测方法
DE102020132960A1 (de) 2020-12-10 2022-06-15 Endress+Hauser SE+Co. KG Differenzdruckmessaufnehmer mit Überlastschutz

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Also Published As

Publication number Publication date
EP0560875A4 (en) 1993-12-15
JP3133759B2 (ja) 2001-02-13
PL168589B1 (pl) 1996-03-29
ZA919287B (en) 1992-08-26
RU2090850C1 (ru) 1997-09-20
CN1065959C (zh) 2001-05-16
FI102494B (fi) 1998-12-15
HUT68468A (en) 1995-06-28
CZ281734B6 (cs) 1997-01-15
WO1992010731A1 (en) 1992-06-25
CN1062208A (zh) 1992-06-24
JPH06503420A (ja) 1994-04-14
EP0560875B1 (de) 1996-01-31
AU658592B2 (en) 1995-04-27
MX9102237A (es) 1992-06-01
FI932535A0 (fi) 1993-06-03
KR930703597A (ko) 1993-11-30
AU9082091A (en) 1992-07-08
CS367591A3 (en) 1992-08-12
EP0560875A1 (de) 1993-09-22
CA2094924A1 (en) 1992-06-07
KR100210314B1 (ko) 1999-07-15
FI932535A (fi) 1993-06-03
FI102494B1 (fi) 1998-12-15
US5094109A (en) 1992-03-10
HU217011B (hu) 1999-11-29
DE69116894D1 (de) 1996-03-14
MY110245A (en) 1998-03-31
HU9301655D0 (en) 1993-09-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee