CN102954814B - 双线过程控制环路电流诊断 - Google Patents

双线过程控制环路电流诊断 Download PDF

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Publication number
CN102954814B
CN102954814B CN201210063769.9A CN201210063769A CN102954814B CN 102954814 B CN102954814 B CN 102954814B CN 201210063769 A CN201210063769 A CN 201210063769A CN 102954814 B CN102954814 B CN 102954814B
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China
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voltage
analog
signal
converter
loop
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CN201210063769.9A
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Chinese (zh)
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CN102954814A (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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    • 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)
CN201210063769.9A 2011-08-16 2012-03-12 双线过程控制环路电流诊断 Active CN102954814B (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 (2)

Publication Number Publication Date
CN102954814A CN102954814A (zh) 2013-03-06
CN102954814B true CN102954814B (zh) 2016-03-23

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

Family Applications After (1)

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

Country Status (6)

Country Link
US (1) US9020768B2 (enExample)
EP (1) EP2745284B1 (enExample)
JP (1) JP5864748B2 (enExample)
CN (2) CN102954814B (enExample)
IN (1) IN2014MN00423A (enExample)
WO (1) WO2013025357A1 (enExample)

Families Citing this family (5)

* 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
US9020768B2 (en) * 2011-08-16 2015-04-28 Rosemount Inc. Two-wire process control loop current diagnostics
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

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6006338A (en) * 1996-10-04 1999-12-21 Rosemont Inc. Process transmitter communication circuit
CN1615497A (zh) * 2002-01-18 2005-05-11 恩德莱斯和豪瑟尔两合公司 传感器排列
CN101147181A (zh) * 2005-03-31 2008-03-19 罗斯蒙德公司 过程控制回路电流验证
EP1652160B1 (en) * 2003-08-07 2010-10-06 Rosemount Inc. Process device with loop override
CN202693022U (zh) * 2011-08-16 2013-01-23 罗斯蒙德公司 过程变量变送器

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4783659A (en) * 1986-08-22 1988-11-08 Rosemount Inc. Analog transducer circuit with digital control
US4804958A (en) 1987-10-09 1989-02-14 Rosemount Inc. Two-wire transmitter with threshold detection circuit
US5036886A (en) 1988-12-12 1991-08-06 Olson Controls, Inc. Digital servo valve system
US5285152A (en) 1992-03-23 1994-02-08 Ministar Peripherals International Limited Apparatus and methods for testing circuit board interconnect integrity
DE4209785C2 (de) 1992-03-26 1994-04-21 Knick Elektronische Mesgeraete Übertragungssystem für Signale
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
DE69514001T2 (de) 1994-10-24 2000-06-08 Fisher-Rosemount Systems, Inc. Vorrichtung, die einen zugang zu feldgeräten in einem verteilten steuerungssystem gestattet
CA2227420A1 (en) * 1995-07-17 1997-02-06 Rosemount Inc. Transmitter for providing a signal indicative of flow through a differential transducer using a simplified process
US7630861B2 (en) 1996-03-28 2009-12-08 Rosemount Inc. Dedicated process diagnostic device
US5970430A (en) 1996-10-04 1999-10-19 Fisher Controls International, Inc. Local device and process diagnostics in a process control network having distributed control functions
US5956663A (en) 1996-11-07 1999-09-21 Rosemount, Inc. Signal processing technique which separates signal components in a sensor for sensor diagnostics
CN1138193C (zh) 1996-12-31 2004-02-11 罗斯蒙德公司 在处理系统用于确认来自现场装置的控制信号的装置
US6014612A (en) 1997-10-02 2000-01-11 Fisher Controls International, Inc. Remote diagnostics in a process control network having distributed control functions
FI116587B (fi) 1997-10-17 2005-12-30 Metso Automation Oy Menetelmä ja laitteisto turvalaitteen toimintakunnon todentamiseksi
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
DE19930661A1 (de) 1999-07-02 2001-01-18 Siemens Ag Meßumformer
US6445963B1 (en) 1999-10-04 2002-09-03 Fisher Rosemount Systems, Inc. Integrated advanced control blocks in process control systems
DE10034684A1 (de) 2000-07-17 2002-01-31 Endress Hauser Gmbh Co Meßeinrichtung zur Messung einer Prozeßvariablen
US6970003B2 (en) 2001-03-05 2005-11-29 Rosemount Inc. Electronics board life prediction of microprocessor-based transmitters
WO2002082193A2 (en) 2001-04-05 2002-10-17 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
EP1396771B1 (en) 2001-05-31 2016-02-17 Omron Corporation Slave units and network system as well as slave unit processing method and device information collecting method
US6631882B2 (en) 2001-08-09 2003-10-14 Robert Mack Method and apparatus to test a shutdown device while process continues to operate
DE10154002A1 (de) 2001-11-02 2003-05-22 Siemens Ag Anordnung mit einer peripheren Einheit, die über eine Zweidrahtleitung einer zentralen Einheit angeschlossen ist
WO2003040657A2 (de) 2001-11-02 2003-05-15 Siemens Aktiengesellschaft Messumformer
US7089086B2 (en) 2003-02-14 2006-08-08 Dresser, Inc. Method, system and storage medium for performing online valve diagnostics
US7018800B2 (en) * 2003-08-07 2006-03-28 Rosemount Inc. Process device with quiescent current diagnostics
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6006338A (en) * 1996-10-04 1999-12-21 Rosemont Inc. Process transmitter communication circuit
CN1615497A (zh) * 2002-01-18 2005-05-11 恩德莱斯和豪瑟尔两合公司 传感器排列
EP1652160B1 (en) * 2003-08-07 2010-10-06 Rosemount Inc. Process device with loop override
CN101147181A (zh) * 2005-03-31 2008-03-19 罗斯蒙德公司 过程控制回路电流验证
CN202693022U (zh) * 2011-08-16 2013-01-23 罗斯蒙德公司 过程变量变送器

Also Published As

Publication number Publication date
IN2014MN00423A (enExample) 2015-06-19
EP2745284A1 (en) 2014-06-25
US20130046490A1 (en) 2013-02-21
JP2014529790A (ja) 2014-11-13
US9020768B2 (en) 2015-04-28
CN102954814A (zh) 2013-03-06
CN202693022U (zh) 2013-01-23
RU2014110003A (ru) 2015-09-27
WO2013025357A1 (en) 2013-02-21
JP5864748B2 (ja) 2016-02-17
EP2745284B1 (en) 2019-07-24

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Applicant after: Rosemount Inc.

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