CN100440889C - 带双协议接口的变送器 - Google Patents
带双协议接口的变送器 Download PDFInfo
- Publication number
- CN100440889C CN100440889C CNB2004800092756A CN200480009275A CN100440889C CN 100440889 C CN100440889 C CN 100440889C CN B2004800092756 A CNB2004800092756 A CN B2004800092756A CN 200480009275 A CN200480009275 A CN 200480009275A CN 100440889 C CN100440889 C CN 100440889C
- Authority
- CN
- China
- Prior art keywords
- process control
- telecommunication circuit
- control loop
- wire system
- hart
- 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 - Lifetime
Links
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25012—Two different bus systems
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/31—From computer integrated manufacturing till monitoring
- G05B2219/31126—Transmitter coupled to fieldbus and to sensor, a-d conversion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/407,292 | 2003-04-04 | ||
| US10/407,292 US6904476B2 (en) | 2003-04-04 | 2003-04-04 | Transmitter with dual protocol interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1771523A CN1771523A (zh) | 2006-05-10 |
| CN100440889C true CN100440889C (zh) | 2008-12-03 |
Family
ID=33097510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800092756A Expired - Lifetime CN100440889C (zh) | 2003-04-04 | 2004-03-26 | 带双协议接口的变送器 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6904476B2 (enExample) |
| EP (1) | EP1611559B1 (enExample) |
| JP (1) | JP4834541B2 (enExample) |
| CN (1) | CN100440889C (enExample) |
| DE (1) | DE602004031202D1 (enExample) |
| RU (1) | RU2358325C2 (enExample) |
| WO (1) | WO2004088609A2 (enExample) |
Families Citing this family (65)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7630861B2 (en) | 1996-03-28 | 2009-12-08 | Rosemount Inc. | Dedicated process diagnostic device |
| US7623932B2 (en) * | 1996-03-28 | 2009-11-24 | Fisher-Rosemount Systems, Inc. | Rule set for root cause diagnostics |
| US8290721B2 (en) | 1996-03-28 | 2012-10-16 | Rosemount Inc. | Flow measurement diagnostics |
| US7032045B2 (en) | 2001-09-18 | 2006-04-18 | Invensys Systems, Inc. | Multi-protocol bus device |
| US7216169B2 (en) * | 2003-07-01 | 2007-05-08 | Microsoft Corporation | Method and system for administering personal computer health by registering multiple service providers and enforcing mutual exclusion rules |
| US7627441B2 (en) | 2003-09-30 | 2009-12-01 | Rosemount Inc. | Process device with vibration based diagnostics |
| WO2005086331A2 (en) | 2004-03-02 | 2005-09-15 | Rosemount, Inc. | Process device with improved power generation |
| 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 |
| 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 |
| RU2389057C2 (ru) * | 2005-02-28 | 2010-05-10 | Роузмаунт Инк. | Технологическое соединение для диагностики технологического процесса |
| US9184364B2 (en) | 2005-03-02 | 2015-11-10 | Rosemount Inc. | Pipeline thermoelectric generator assembly |
| DE102005021000B4 (de) * | 2005-05-03 | 2014-09-04 | Krohne Meßtechnik GmbH & Co KG | Meßgerät |
| US8112565B2 (en) | 2005-06-08 | 2012-02-07 | Fisher-Rosemount Systems, Inc. | Multi-protocol field device interface with automatic bus detection |
| RU2389056C2 (ru) | 2005-06-27 | 2010-05-10 | Роузмаунт Инк. | Полевое устройство с радиочастотной связью, в которой потребляемая мощность динамически регулируется |
| DE102005041455A1 (de) * | 2005-08-31 | 2007-03-15 | Abb Patent Gmbh | Automatisierungstechnische Einrichtung |
| DE102005043485A1 (de) | 2005-09-13 | 2007-03-15 | Abb Patent Gmbh | Automatisierungstechnische Einrichtung |
| DE102005043482A1 (de) * | 2005-09-13 | 2007-03-15 | Abb Patent Gmbh | Automatisierungstechnische Einrichtung |
| DE102005043481A1 (de) * | 2005-09-13 | 2007-03-15 | Abb Patent Gmbh | Automatisierungstechnische Einrichtung |
| US20070068225A1 (en) | 2005-09-29 | 2007-03-29 | Brown Gregory C | Leak detector for process valve |
| US7454553B2 (en) * | 2006-03-29 | 2008-11-18 | Rosemount Inc. | Power transfer field device |
| US7848827B2 (en) * | 2006-03-31 | 2010-12-07 | Honeywell International Inc. | Apparatus, system, and method for wireless diagnostics |
| US7913566B2 (en) | 2006-05-23 | 2011-03-29 | Rosemount Inc. | Industrial process device utilizing magnetic induction |
| ATE441137T1 (de) * | 2006-07-25 | 2009-09-15 | Siemens Ag | Mit mindestens zwei protokollen arbeitendes feldgerät |
| US7953501B2 (en) * | 2006-09-25 | 2011-05-31 | Fisher-Rosemount Systems, Inc. | Industrial process control loop monitor |
| 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 |
| US7750642B2 (en) | 2006-09-29 | 2010-07-06 | Rosemount Inc. | Magnetic flowmeter with verification |
| US7675932B2 (en) * | 2006-11-09 | 2010-03-09 | Rosemount Inc. | Adapter for providing digital communication between a field device and a computer |
| US8898036B2 (en) * | 2007-08-06 | 2014-11-25 | Rosemount Inc. | Process variable transmitter with acceleration sensor |
| US7590511B2 (en) | 2007-09-25 | 2009-09-15 | Rosemount Inc. | Field device for digital process control loop diagnostics |
| US7484416B1 (en) | 2007-10-15 | 2009-02-03 | Rosemount Inc. | Process control transmitter with vibration sensor |
| US8250924B2 (en) | 2008-04-22 | 2012-08-28 | Rosemount Inc. | Industrial process device utilizing piezoelectric transducer |
| US8929948B2 (en) | 2008-06-17 | 2015-01-06 | Rosemount Inc. | Wireless communication adapter for field devices |
| CA2726707C (en) | 2008-06-17 | 2016-01-19 | Rosemount Inc. | Rf adapter for field device with low voltage intrinsic safety clamping |
| 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 |
| US8049361B2 (en) | 2008-06-17 | 2011-11-01 | Rosemount Inc. | RF adapter for field device with loop current bypass |
| US8694060B2 (en) | 2008-06-17 | 2014-04-08 | Rosemount Inc. | Form factor and electromagnetic interference protection for process device wireless adapters |
| US8390150B2 (en) * | 2008-07-15 | 2013-03-05 | Fisher-Rosemount Systems, Inc. | Field device interface with network protection mechanism |
| 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 |
| JP4766349B2 (ja) * | 2008-12-05 | 2011-09-07 | 横河電機株式会社 | フィールド機器 |
| US8344542B2 (en) * | 2009-04-09 | 2013-01-01 | Charles John Micallef | Apparatus and method to power 2-wire field devices, including HART, foundation fieldbus, and profibus PA, for configuration |
| US9674976B2 (en) | 2009-06-16 | 2017-06-06 | Rosemount Inc. | Wireless process communication adapter with improved encapsulation |
| US8626087B2 (en) | 2009-06-16 | 2014-01-07 | Rosemount Inc. | Wire harness for field devices used in a hazardous locations |
| US8180948B2 (en) * | 2009-07-09 | 2012-05-15 | Phoenix Contact America, Inc. | Two-wire loop process IO transmitter powered from the two-wire loop |
| CN101650872B (zh) * | 2009-09-03 | 2011-06-29 | 上海华冠电子设备有限责任公司 | 用电信息采集系统及方法 |
| US8296494B1 (en) * | 2010-03-31 | 2012-10-23 | The Boeing Company | Expanded electronic bus communication capacity |
| US10761524B2 (en) | 2010-08-12 | 2020-09-01 | Rosemount Inc. | Wireless adapter with process diagnostics |
| US8315058B2 (en) * | 2010-09-14 | 2012-11-20 | Rosemount Inc. | Capacitive touch interface assembly |
| US8745278B2 (en) | 2010-10-13 | 2014-06-03 | Rosemount Inc. | Field device with self description |
| US9207670B2 (en) | 2011-03-21 | 2015-12-08 | Rosemount Inc. | Degrading sensor detection implemented within a transmitter |
| US9310794B2 (en) | 2011-10-27 | 2016-04-12 | Rosemount Inc. | Power supply for industrial process field device |
| CN103391284B (zh) * | 2012-05-07 | 2019-01-01 | 布里斯托尔D/B/A远程自动化解决方案公司 | 识别过程控制系统中正在使用的通信协议的方法和装置 |
| 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 |
| EP3094904A4 (en) | 2014-01-17 | 2017-12-20 | Pentair Flow Services AG | Visual valve position indicator with wireless transmitter |
| DE202014105981U1 (de) * | 2014-12-11 | 2015-02-27 | Endress + Hauser Gmbh + Co. Kg | Feldanzeiger mit abgesetztem Display |
| DE112015000240B4 (de) * | 2014-12-12 | 2017-07-06 | Pepperl + Fuchs Gmbh | Schnittstellenschaltung mit Datenbusschnittstelle |
| US9946240B2 (en) * | 2015-01-30 | 2018-04-17 | Fisher-Rosemount Systems, Inc. | Apparatus to communicatively couple three-wire field devices to controllers in a process control system |
| US10422684B2 (en) | 2017-05-30 | 2019-09-24 | Rosemount Tank Radar Ab | Field device with second auxiliary interface |
| DE102019116193A1 (de) | 2019-06-14 | 2020-12-17 | Endress+Hauser SE+Co. KG | Feldgerät der Automatisierungstechnik |
| EP4193125A1 (de) * | 2020-08-06 | 2023-06-14 | VEGA Grieshaber KG | Elektronische vorrichtung |
| US20220399912A1 (en) * | 2021-06-10 | 2022-12-15 | Rosemount Inc | Wireless discrete input/output with external power option |
| US12425062B2 (en) | 2023-03-06 | 2025-09-23 | Rosemount Inc. | Load adapter module for wireless discrete input/output field device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19646219A1 (de) * | 1996-06-17 | 1997-12-18 | Conducta Endress & Hauser | Schaltung für die Kommunikation externer Geräte mit einer zentralen/dezentralen Datenverarbeitungsanlage über einen Bus |
| US6449715B1 (en) * | 1999-10-04 | 2002-09-10 | Fisher-Rosemount Systems, Inc. | Process control configuration system for use with a profibus device network |
| US20020167904A1 (en) * | 2001-05-14 | 2002-11-14 | Borgeson Dale W. | Hand held diagnostic and communication device with automatic bus detection |
| WO2003013104A1 (en) * | 2001-07-30 | 2003-02-13 | Fisher-Rosemount Systems, Inc. | Multi-protocol field device and communication method |
Family Cites Families (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3670310A (en) | 1970-09-16 | 1972-06-13 | Infodata Systems Inc | Method for information storage and retrieval |
| US4627019A (en) | 1982-07-08 | 1986-12-02 | At&T Bell Laboratories | Database management system for controlling concurrent access to a database |
| US4674066A (en) | 1983-02-18 | 1987-06-16 | Houghton Mifflin Company | Textual database system using skeletonization and phonetic replacement to retrieve words matching or similar to query words |
| US4554631A (en) | 1983-07-13 | 1985-11-19 | At&T Bell Laboratories | Keyword search automatic limiting method |
| JPS62155645A (ja) | 1984-12-17 | 1987-07-10 | Takeshi Nakano | 回線変換器 |
| US4821180A (en) | 1985-02-25 | 1989-04-11 | Itt Corporation | Device interface controller for intercepting communication between a microcomputer and peripheral devices to control data transfers |
| US4817036A (en) | 1985-03-15 | 1989-03-28 | Brigham Young University | Computer system and method for data base indexing and information retrieval |
| US5007013A (en) | 1986-04-01 | 1991-04-09 | Westinghouse Electric Corp. | Bidirectional communication and control network with programmable microcontroller interfacing digital ICS and controlled product |
| US4975829A (en) | 1986-09-22 | 1990-12-04 | At&T Bell Laboratories | Communication interface protocol |
| US4855905A (en) | 1987-04-29 | 1989-08-08 | International Business Machines Corporation | Multiprotocol I/O communications controller unit including emulated I/O controllers and tables translation of common commands and device addresses |
| US4945473A (en) | 1987-05-15 | 1990-07-31 | Bull Hn Information Systems Inc. | Communications controller interface |
| US4823306A (en) | 1987-08-14 | 1989-04-18 | International Business Machines Corporation | Text search system |
| US4884287A (en) | 1988-04-01 | 1989-11-28 | Ncr Corporation | Converter device for interconnecting systems having different communication standards |
| GB9006661D0 (en) | 1990-03-24 | 1990-05-23 | Reflex Manufacturing Systems L | Network-field interface for manufacturing systems |
| TW198778B (enExample) * | 1991-04-29 | 1993-01-21 | Philips Nv | |
| DK173291D0 (da) | 1991-10-14 | 1991-10-14 | Ole Cramer Nielsen | Datakommunikationssystem af feltbus-type, med et tolederkabel til baade stroemforsyning af tilsluttede enheder og dataoverfoering mellem disse |
| 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 |
| US5424650A (en) | 1993-09-24 | 1995-06-13 | Rosemont Inc. | Capacitive pressure sensor having circuitry for eliminating stray capacitance |
| US5610552A (en) | 1995-07-28 | 1997-03-11 | Rosemount, Inc. | Isolation circuitry for transmitter electronics in process control system |
| US5764891A (en) | 1996-02-15 | 1998-06-09 | Rosemount Inc. | Process I/O to fieldbus interface circuit |
| WO1998014855A1 (en) * | 1996-10-04 | 1998-04-09 | Fisher Controls International, Inc. | Maintenance interface device for use in a process control network |
| US6571132B1 (en) | 1999-09-28 | 2003-05-27 | Rosemount Inc. | Component type adaptation in a transducer assembly |
| US6484107B1 (en) | 1999-09-28 | 2002-11-19 | Rosemount Inc. | Selectable on-off logic modes for a sensor module |
| BR0014361A (pt) | 1999-09-28 | 2002-06-11 | Rosemount Inc | Adaptador de circuito de instrumento ambientalmente vedado, e, transmissor de processo |
| US6510740B1 (en) | 1999-09-28 | 2003-01-28 | Rosemount Inc. | Thermal management in a pressure transmitter |
| US6487912B1 (en) | 1999-09-28 | 2002-12-03 | Rosemount Inc. | Preinstallation of a pressure sensor module |
| US6449624B1 (en) * | 1999-10-18 | 2002-09-10 | Fisher-Rosemount Systems, Inc. | Version control and audit trail in a process control system |
| US6546805B2 (en) | 2000-03-07 | 2003-04-15 | Rosemount Inc. | Process fluid transmitter with an environmentally sealed service block |
| US6574515B1 (en) * | 2000-05-12 | 2003-06-03 | Rosemount Inc. | Two-wire field-mounted process device |
| US6504489B1 (en) | 2000-05-15 | 2003-01-07 | Rosemount Inc. | Process control transmitter having an externally accessible DC circuit common |
| USD472831S1 (en) | 2001-10-11 | 2003-04-08 | Rosemount Inc. | Single inlet base pressure instrument |
| USD471829S1 (en) | 2001-10-11 | 2003-03-18 | Rosemount Inc. | Dual inlet base pressure instrument |
-
2003
- 2003-04-04 US US10/407,292 patent/US6904476B2/en not_active Expired - Lifetime
-
2004
- 2004-03-26 CN CNB2004800092756A patent/CN100440889C/zh not_active Expired - Lifetime
- 2004-03-26 WO PCT/US2004/009435 patent/WO2004088609A2/en not_active Ceased
- 2004-03-26 JP JP2006509388A patent/JP4834541B2/ja not_active Expired - Fee Related
- 2004-03-26 RU RU2005134222/09A patent/RU2358325C2/ru not_active IP Right Cessation
- 2004-03-26 DE DE602004031202T patent/DE602004031202D1/de not_active Expired - Lifetime
- 2004-03-26 EP EP04758469A patent/EP1611559B1/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19646219A1 (de) * | 1996-06-17 | 1997-12-18 | Conducta Endress & Hauser | Schaltung für die Kommunikation externer Geräte mit einer zentralen/dezentralen Datenverarbeitungsanlage über einen Bus |
| US6449715B1 (en) * | 1999-10-04 | 2002-09-10 | Fisher-Rosemount Systems, Inc. | Process control configuration system for use with a profibus device network |
| US20020167904A1 (en) * | 2001-05-14 | 2002-11-14 | Borgeson Dale W. | Hand held diagnostic and communication device with automatic bus detection |
| WO2003013104A1 (en) * | 2001-07-30 | 2003-02-13 | Fisher-Rosemount Systems, Inc. | Multi-protocol field device and communication method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1771523A (zh) | 2006-05-10 |
| US20040199681A1 (en) | 2004-10-07 |
| RU2005134222A (ru) | 2006-07-27 |
| RU2358325C2 (ru) | 2009-06-10 |
| JP4834541B2 (ja) | 2011-12-14 |
| JP2006522412A (ja) | 2006-09-28 |
| WO2004088609A3 (en) | 2005-01-20 |
| EP1611559A2 (en) | 2006-01-04 |
| WO2004088609A2 (en) | 2004-10-14 |
| US6904476B2 (en) | 2005-06-07 |
| EP1611559B1 (en) | 2011-01-26 |
| DE602004031202D1 (de) | 2011-03-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081203 |