DE69127075T2 - Mehrfunktionsisolationstransformator - Google Patents

Mehrfunktionsisolationstransformator

Info

Publication number
DE69127075T2
DE69127075T2 DE69127075T DE69127075T DE69127075T2 DE 69127075 T2 DE69127075 T2 DE 69127075T2 DE 69127075 T DE69127075 T DE 69127075T DE 69127075 T DE69127075 T DE 69127075T DE 69127075 T2 DE69127075 T2 DE 69127075T2
Authority
DE
Germany
Prior art keywords
insulation transformer
multifunctional insulation
multifunctional
transformer
insulation
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
DE69127075T
Other languages
English (en)
Other versions
DE69127075D1 (de
Inventor
William Kirkpatrick
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 DE69127075D1 publication Critical patent/DE69127075D1/de
Publication of DE69127075T2 publication Critical patent/DE69127075T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
    • H01F19/08—Transformers having magnetic bias, e.g. for handling pulses
    • H01F2019/085—Transformer for galvanic isolation
DE69127075T 1990-02-21 1991-02-21 Mehrfunktionsisolationstransformator Expired - Fee Related DE69127075T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48306290A 1990-02-21 1990-02-21
PCT/US1991/001210 WO1991013417A1 (en) 1990-02-21 1991-02-21 Multifunction isolation transformer

Publications (2)

Publication Number Publication Date
DE69127075D1 DE69127075D1 (de) 1997-09-04
DE69127075T2 true DE69127075T2 (de) 1998-02-26

Family

ID=23918489

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69127075T Expired - Fee Related DE69127075T2 (de) 1990-02-21 1991-02-21 Mehrfunktionsisolationstransformator

Country Status (5)

Country Link
EP (1) EP0518916B1 (de)
AU (1) AU646847B2 (de)
CA (1) CA2073447A1 (de)
DE (1) DE69127075T2 (de)
WO (1) WO1991013417A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10054740A1 (de) * 2000-11-04 2002-05-16 Rheintacho Messtechnik Gmbh Schaltungsanordnung und Verfahren zum Betreiben eines Meßwertaufnehmers

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4343540C2 (de) * 1993-12-14 1995-12-07 Mannesmann Ag Anordnung zur potentialgetrennten Übertragung von Gleich- und Wechselstromsignalen
US6008681A (en) * 1998-06-02 1999-12-28 Conexant Systems, Inc. Method and apparatus for deriving power from a clock signal coupled through a transformer
US7773715B2 (en) 2002-09-06 2010-08-10 Rosemount Inc. Two wire transmitter with isolated can output
DE10255741A1 (de) * 2002-11-28 2004-06-09 Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG Modularer Messumformer mit galvanisch getrennten Messfühler
US8145180B2 (en) 2004-05-21 2012-03-27 Rosemount Inc. Power generation for process devices
US8160535B2 (en) 2004-06-28 2012-04-17 Rosemount Inc. RF adapter for field device
US7262693B2 (en) 2004-06-28 2007-08-28 Rosemount Inc. Process field device with radio frequency communication
US7347099B2 (en) 2004-07-16 2008-03-25 Rosemount Inc. Pressure transducer with external heater
BRPI0607941A2 (pt) 2005-03-12 2009-10-20 Lutron Electronics Co programador manual para sistema de controle de iluminação
WO2007002769A1 (en) 2005-06-27 2007-01-04 Rosemount Inc. Field device with dynamically adjustable power consumption radio frequency communication
US7679033B2 (en) 2005-09-29 2010-03-16 Rosemount Inc. Process field device temperature control
US8000841B2 (en) 2005-12-30 2011-08-16 Rosemount Inc. Power management in a process transmitter
DE102006009506B4 (de) 2006-02-27 2010-09-23 Phoenix Contact Gmbh & Co. Kg Bidirektionaler, galvanisch getrennter Übertragungskanal
US7656687B2 (en) 2007-12-11 2010-02-02 Cirrus Logic, Inc. Modulated transformer-coupled gate control signaling method and apparatus
US7796076B2 (en) * 2008-02-26 2010-09-14 Cirrus Logic, Inc. Transformer-isolated analog-to-digital converter (ADC) feedback apparatus and method
WO2009154748A2 (en) 2008-06-17 2009-12-23 Rosemount Inc. Rf adapter for field device with low voltage intrinsic safety clamping
US8929948B2 (en) 2008-06-17 2015-01-06 Rosemount Inc. Wireless communication adapter for field devices
CN102084626B (zh) 2008-06-17 2013-09-18 罗斯蒙德公司 用于具有环路电流旁路的现场设备的rf适配器
US8847571B2 (en) 2008-06-17 2014-09-30 Rosemount Inc. RF adapter for field device with variable voltage drop
US8694060B2 (en) 2008-06-17 2014-04-08 Rosemount Inc. Form factor and electromagnetic interference protection for process device wireless adapters
DE102009002009A1 (de) 2009-03-31 2010-10-07 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Reduzierung bzw. Minimierung von Störsignalen bei einem Feldgerät der Prozessautomatisierung
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
US10761524B2 (en) 2010-08-12 2020-09-01 Rosemount Inc. Wireless adapter with process diagnostics
US9310794B2 (en) 2011-10-27 2016-04-12 Rosemount Inc. Power supply for industrial process field device
DE102012112234A1 (de) * 2012-12-13 2014-06-18 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Synchronisierung von Taktfrequenzen
US9544027B2 (en) * 2014-02-19 2017-01-10 Texas Instruments Incorporated Loop powered transmitter with a single tap data isolation transformer and unipolar voltage converters
WO2016101212A1 (en) 2014-12-25 2016-06-30 Texas Instruments Incorporated Bi-directional electric energy meter
US10451468B2 (en) * 2017-01-24 2019-10-22 Magnetrol International, Incorporated Through air radar level transmitter with flushing port
US10389407B2 (en) 2017-11-17 2019-08-20 Texas Instruments Incorporated Electrical transformer to transmit data and power

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764880A (en) * 1972-05-08 1973-10-09 Rosemount Inc Two-wire current transmitter with isolated transducer circuit
US4206397A (en) * 1978-03-13 1980-06-03 Rosemount Inc. Two wire current transmitter with improved voltage regulator
US4354190A (en) * 1980-04-04 1982-10-12 General Electric Company Rotor measurement system using reflected load transmission
US4758836A (en) * 1983-06-20 1988-07-19 Rockwell International Corporation Inductive coupling system for the bi-directional transmission of digital data

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10054740A1 (de) * 2000-11-04 2002-05-16 Rheintacho Messtechnik Gmbh Schaltungsanordnung und Verfahren zum Betreiben eines Meßwertaufnehmers

Also Published As

Publication number Publication date
EP0518916A4 (de) 1992-10-19
EP0518916A1 (de) 1992-12-23
WO1991013417A1 (en) 1991-09-05
AU7349791A (en) 1991-09-18
AU646847B2 (en) 1994-03-10
DE69127075D1 (de) 1997-09-04
EP0518916B1 (de) 1997-07-30
CA2073447A1 (en) 1991-08-22

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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