CN202693022U - 过程变量变送器 - Google Patents

过程变量变送器 Download PDF

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Publication number
CN202693022U
CN202693022U CN2012200905804U CN201220090580U CN202693022U CN 202693022 U CN202693022 U CN 202693022U CN 2012200905804 U CN2012200905804 U CN 2012200905804U CN 201220090580 U CN201220090580 U CN 201220090580U CN 202693022 U CN202693022 U CN 202693022U
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CN
China
Prior art keywords
signal
loop
voltage
output
process variable
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
CN2012200905804U
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English (en)
Chinese (zh)
Inventor
道格拉斯·W·阿恩岑
杰森·H·鲁德
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Rosemount Inc
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Rosemount Inc
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Publication date
Application filed by Rosemount Inc filed Critical Rosemount Inc
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Publication of CN202693022U publication Critical patent/CN202693022U/zh
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Transmitters (AREA)
CN2012200905804U 2011-08-16 2012-03-12 过程变量变送器 Expired - Fee Related CN202693022U (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/210,662 US9020768B2 (en) 2011-08-16 2011-08-16 Two-wire process control loop current diagnostics
US13/210,662 2011-08-16

Publications (1)

Publication Number Publication Date
CN202693022U true CN202693022U (zh) 2013-01-23

Family

ID=46755093

Family Applications (2)

Application Number Title Priority Date Filing Date
CN2012200905804U Expired - Fee Related CN202693022U (zh) 2011-08-16 2012-03-12 过程变量变送器
CN201210063769.9A Active CN102954814B (zh) 2011-08-16 2012-03-12 双线过程控制环路电流诊断

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201210063769.9A Active CN102954814B (zh) 2011-08-16 2012-03-12 双线过程控制环路电流诊断

Country Status (6)

Country Link
US (1) US9020768B2 (https=)
EP (1) EP2745284B1 (https=)
JP (1) JP5864748B2 (https=)
CN (2) CN202693022U (https=)
IN (1) IN2014MN00423A (https=)
WO (1) WO2013025357A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102954814A (zh) * 2011-08-16 2013-03-06 罗斯蒙德公司 双线过程控制环路电流诊断

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9207670B2 (en) 2011-03-21 2015-12-08 Rosemount Inc. Degrading sensor detection implemented within a transmitter
US9052240B2 (en) 2012-06-29 2015-06-09 Rosemount Inc. Industrial process temperature transmitter with sensor stress diagnostics
US9602122B2 (en) 2012-09-28 2017-03-21 Rosemount Inc. Process variable measurement noise diagnostic
US10367612B2 (en) * 2015-09-30 2019-07-30 Rosemount Inc. Process variable transmitter with self-learning loop diagnostics

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US5285152A (en) 1992-03-23 1994-02-08 Ministar Peripherals International Limited Apparatus and methods for testing circuit board interconnect integrity
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US5549137A (en) 1993-08-25 1996-08-27 Rosemount Inc. Valve positioner with pressure feedback, dynamic correction and diagnostics
US5481200A (en) 1993-09-15 1996-01-02 Rosemont Inc. Field transmitter built-in test equipment
CA2203561C (en) 1994-10-24 2004-09-21 Thomas Andrew Boyd Apparatus for providing access to field devices in a distributed control system
BR9609752A (pt) * 1995-07-17 1999-03-30 Rosemount Inc Transmissor e processo de proporcionar um sinal de saída indicativo da taxa de vazão em massa de fluido através de um conjunto
US7630861B2 (en) 1996-03-28 2009-12-08 Rosemount Inc. Dedicated process diagnostic device
US6006338A (en) 1996-10-04 1999-12-21 Rosemont Inc. Process transmitter communication circuit
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US5956663A (en) 1996-11-07 1999-09-21 Rosemount, Inc. Signal processing technique which separates signal components in a sensor for sensor diagnostics
US6047220A (en) 1996-12-31 2000-04-04 Rosemount Inc. Device in a process system for validating a control signal from a field device
US6014612A (en) 1997-10-02 2000-01-11 Fisher Controls International, Inc. Remote diagnostics in a process control network having distributed control functions
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DE29824256U1 (de) 1998-12-14 2001-06-13 Wratil, Peter, Dr., 21224 Rosengarten Einheit zur Sicherheitsüberwachung von Steuerungseinrichtungen
US6186167B1 (en) 1999-03-04 2001-02-13 Fisher Controls International Inc. Emergency shutdown test system
DE19927635B4 (de) 1999-06-17 2009-10-15 Phoenix Contact Gmbh & Co. Kg Sicherheitsbezogenes Automatisierungsbussystem
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AU2002254547A1 (en) 2001-04-05 2002-10-21 Fisher Controls International Llc System to manually initiate an emergency shutdown test and collect diagnostic data in a process control environment
US6912671B2 (en) * 2001-05-07 2005-06-28 Bisher-Rosemount Systems, Inc Wiring fault detection, diagnosis and reporting for process control systems
WO2002097542A1 (fr) 2001-05-31 2002-12-05 Omron Corporation Esclave, systeme reseau, procede de traitement esclave, procede de collecte d'informations sur un appareil
US6631882B2 (en) 2001-08-09 2003-10-14 Robert Mack Method and apparatus to test a shutdown device while process continues to operate
EP1440290B1 (de) 2001-11-02 2013-01-30 Siemens Aktiengesellschaft Messumformer
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DE602004012980T2 (de) 2003-02-14 2009-05-07 Dresser, Inc., Addison Verfahren, system und speichermedium zur durchführung von online-ventildiagnose
US7018800B2 (en) 2003-08-07 2006-03-28 Rosemount Inc. Process device with quiescent current diagnostics
US7280048B2 (en) * 2003-08-07 2007-10-09 Rosemount Inc. Process control loop current verification
RU2331899C2 (ru) * 2003-08-07 2008-08-20 Роузмаунт Инк. Устройство обработки с цепью отключения
US7680460B2 (en) 2005-01-03 2010-03-16 Rosemount Inc. Wireless process field device diagnostics
US7321846B1 (en) 2006-10-05 2008-01-22 Rosemount Inc. Two-wire process control loop diagnostics
US7590511B2 (en) 2007-09-25 2009-09-15 Rosemount Inc. Field device for digital process control loop diagnostics
JP5040719B2 (ja) * 2008-02-22 2012-10-03 横河電機株式会社 ２線式フィールド機器とフィールドバスシステム
US9020768B2 (en) * 2011-08-16 2015-04-28 Rosemount Inc. Two-wire process control loop current diagnostics

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102954814A (zh) * 2011-08-16 2013-03-06 罗斯蒙德公司 双线过程控制环路电流诊断
CN102954814B (zh) * 2011-08-16 2016-03-23 罗斯蒙特公司 双线过程控制环路电流诊断

Also Published As

Publication number Publication date
CN102954814A (zh) 2013-03-06
RU2014110003A (ru) 2015-09-27
EP2745284B1 (en) 2019-07-24
CN102954814B (zh) 2016-03-23
US20130046490A1 (en) 2013-02-21
EP2745284A1 (en) 2014-06-25
IN2014MN00423A (https=) 2015-06-19
WO2013025357A1 (en) 2013-02-21
US9020768B2 (en) 2015-04-28
JP5864748B2 (ja) 2016-02-17
JP2014529790A (ja) 2014-11-13

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130123

Termination date: 20210312