DK1668324T3 - Businstrument med to ledninger - Google Patents

Businstrument med to ledninger

Info

Publication number
DK1668324T3
DK1668324T3 DK03818913.0T DK03818913T DK1668324T3 DK 1668324 T3 DK1668324 T3 DK 1668324T3 DK 03818913 T DK03818913 T DK 03818913T DK 1668324 T3 DK1668324 T3 DK 1668324T3
Authority
DK
Denmark
Prior art keywords
wire bus
bus instrument
instrument
wire
bus
Prior art date
Application number
DK03818913.0T
Other languages
English (en)
Inventor
William M Mansfield
Original Assignee
Micro Motion 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 Micro Motion Inc filed Critical Micro Motion Inc
Application granted granted Critical
Publication of DK1668324T3 publication Critical patent/DK1668324T3/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
    • G01F1/8436—Coriolis or gyroscopic mass flowmeters constructional details signal processing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/008—Intrinsically safe circuits
DK03818913.0T 2003-09-30 2003-09-30 Businstrument med to ledninger DK1668324T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2003/031027 WO2005040735A1 (en) 2003-09-30 2003-09-30 Two-wire bus instrument

Publications (1)

Publication Number Publication Date
DK1668324T3 true DK1668324T3 (da) 2012-09-17

Family

ID=34519503

Family Applications (1)

Application Number Title Priority Date Filing Date
DK03818913.0T DK1668324T3 (da) 2003-09-30 2003-09-30 Businstrument med to ledninger

Country Status (13)

Country Link
US (1) US7293470B2 (da)
EP (1) EP1668324B1 (da)
JP (1) JP5113334B2 (da)
KR (1) KR100945852B1 (da)
CN (1) CN100385210C (da)
AR (1) AR045831A1 (da)
AU (1) AU2003277178B2 (da)
BR (1) BRPI0318523B1 (da)
CA (1) CA2539202C (da)
DK (1) DK1668324T3 (da)
HK (1) HK1097904A1 (da)
MX (1) MXPA06003429A (da)
WO (1) WO2005040735A1 (da)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
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US7844410B2 (en) 2006-07-03 2010-11-30 Endress + Hauser Flowtec Ag Field device electronics fed by an external electrical energy supply
US7991931B2 (en) * 2007-05-02 2011-08-02 Siemens Industry, Inc. Data transport architecture
DE102007045884A1 (de) 2007-09-25 2009-04-09 Endress + Hauser Process Solutions Ag Verfahren zum Betreiben eines Feldgerätes in einem leistungsangepassten Modus
JP5222015B2 (ja) * 2008-04-28 2013-06-26 アズビル株式会社 フィールド機器
WO2009154756A1 (en) * 2008-06-17 2009-12-23 Rosemount Inc. Rf adapter for field device with variable voltage drop
DE102008029956A1 (de) 2008-06-26 2009-12-31 Endress + Hauser Flowtec Ag Meßsystem mit einem Sensormodul und einem Transmittermodul
CN102859852B (zh) 2010-04-19 2015-11-25 恩德斯+豪斯流量技术股份有限公司 测量变换器的驱动电路及由该驱动电路形成的测量系统
DE202010006553U1 (de) 2010-05-06 2011-10-05 Endress + Hauser Flowtec Ag Elektronisches Meßgerät mit einem Optokoppler
GB2501770B (en) * 2012-05-04 2016-03-16 Litonics Ltd Lighting device
EP2898390A1 (en) * 2012-09-21 2015-07-29 Phoenix Contact Development and Manufacturing, Inc. Voltage limiting device for use in a distributed control system
US10429228B2 (en) * 2013-05-13 2019-10-01 The Boeing Company Fuel level measurement using in-tank measuring system
CN104143244B (zh) * 2013-09-09 2017-01-04 上海松江飞繁电子有限公司 火灾自动报警系统通讯方式及火警自动报警系统
US9228869B2 (en) * 2013-09-26 2016-01-05 Rosemount Inc. Industrial process variable transmitter with isolated power scavenging intrinsically safe pulse output circuitry
DE102014115647B4 (de) * 2014-10-28 2018-11-15 Turck Holding Gmbh Hartbusmesseinheit
CN104716953A (zh) * 2014-12-31 2015-06-17 浙江中控技术股份有限公司 二线制现场总线电源去耦电路
US9688221B2 (en) * 2015-08-18 2017-06-27 Infineon Technologies Ag Current loop sensor interface using a terminated symmetrical physical layer
US10055905B2 (en) * 2016-08-05 2018-08-21 Siemens Energy, Inc. Hyper-redundant sensor nodes
DE102016114860A1 (de) 2016-08-10 2018-02-15 Endress + Hauser Flowtec Ag Treiberschaltung sowie damit gebildete Umformer-Elektronik bzw. damit gebildetes Meßsystem
EP3331195A1 (en) * 2016-12-01 2018-06-06 Iristick nv Device and method for wake-up signalling
US10466083B2 (en) * 2017-11-20 2019-11-05 Finetek Co., Ltd. Safety design method of electromagnetic flowmeter

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8712865D0 (en) * 1987-06-02 1987-07-08 Measurement Tech Ltd Safety barriers
US4959831A (en) * 1989-07-31 1990-09-25 Chrysler Corporation Single wire bus smart keypad controller system
JPH081678B2 (ja) * 1990-05-02 1996-01-10 株式会社日立製作所 ２線式計測回路
JP2598352B2 (ja) * 1991-12-02 1997-04-09 山武ハネウエル株式会社 測定装置
US5764891A (en) * 1996-02-15 1998-06-09 Rosemount Inc. Process I/O to fieldbus interface circuit
US5822553A (en) * 1996-03-13 1998-10-13 Diamond Multimedia Systems, Inc. Multiple parallel digital data stream channel controller architecture
DE19715880C1 (de) * 1997-04-16 1998-07-23 Mc Micro Compact Car Ag System aus drahtbusvernetzten Steuergeräten mit verringertem Ruhestrombedarf
US6111888A (en) * 1997-05-27 2000-08-29 Micro Motion, Inc. Deterministic serial bus communication system
US6311136B1 (en) * 1997-11-26 2001-10-30 Invensys Systems, Inc. Digital flowmeter
US6351691B1 (en) * 1998-10-15 2002-02-26 Micro Motion, Inc. I/O signaling circuit
JP3619984B2 (ja) * 1999-08-06 2005-02-16 横河電機株式会社 ２線式伝送器
US6487507B1 (en) * 1999-10-15 2002-11-26 Micro Motion, Inc. Remote signal conditioner for a Coriolis flowmeter
JP2003528306A (ja) * 2000-03-23 2003-09-24 インベンシス システムズ インコーポレイテッド ディジタル流量計における二相流に対する修正
US6381114B1 (en) * 2000-03-31 2002-04-30 Micro Motion, Inc. Integrated current source feedback and current limiting element
US6226195B1 (en) * 2000-03-31 2001-05-01 Micro Motion, Incorporated Circuitry for supplying a controlled signal to a drive system
US6480131B1 (en) * 2000-08-10 2002-11-12 Rosemount Inc. Multiple die industrial process control transmitter
DE60022764T2 (de) * 2000-10-27 2006-07-13 Invensys Systems, Inc., Foxboro Busspannungsdetektor in einem Feldgerät
US6456057B1 (en) * 2000-11-06 2002-09-24 Micro Motion, Inc. Universal booster amplifier for a coriolis flowmeter
DE10200768B4 (de) * 2001-12-06 2004-03-11 Krohne Ag Massendurchflussmessgerät und Verfahren zum Betrieb eines Massendurchflussmessgerätes

Also Published As

Publication number Publication date
JP2007521539A (ja) 2007-08-02
US20070038390A1 (en) 2007-02-15
CN100385210C (zh) 2008-04-30
CA2539202C (en) 2012-11-20
AU2003277178B2 (en) 2009-04-23
BR0318523A (pt) 2006-09-12
AU2003277178A1 (en) 2005-05-11
AR045831A1 (es) 2005-11-16
BRPI0318523B1 (pt) 2016-10-11
EP1668324A1 (en) 2006-06-14
HK1097904A1 (en) 2007-07-06
US7293470B2 (en) 2007-11-13
EP1668324B1 (en) 2012-06-27
JP5113334B2 (ja) 2013-01-09
KR20060092226A (ko) 2006-08-22
CA2539202A1 (en) 2005-05-06
CN1849498A (zh) 2006-10-18
KR100945852B1 (ko) 2010-03-08
MXPA06003429A (es) 2006-06-27
WO2005040735A1 (en) 2005-05-06

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