DK297588A - Apparat og fremgangsmaade til digital konvertering af udgangen paa en to-traads sender - Google Patents

Apparat og fremgangsmaade til digital konvertering af udgangen paa en to-traads sender

Info

Publication number
DK297588A
DK297588A DK297588A DK297588A DK297588A DK 297588 A DK297588 A DK 297588A DK 297588 A DK297588 A DK 297588A DK 297588 A DK297588 A DK 297588A DK 297588 A DK297588 A DK 297588A
Authority
DK
Denmark
Prior art keywords
output signal
procedure
output
digital conversion
analogue
Prior art date
Application number
DK297588A
Other languages
English (en)
Other versions
DK297588D0 (da
DK171303B1 (da
Inventor
John A Kielb
Richard L Nelson
David L Pederson
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
Publication of DK297588D0 publication Critical patent/DK297588D0/da
Publication of DK297588A publication Critical patent/DK297588A/da
Application granted granted Critical
Publication of DK171303B1 publication Critical patent/DK171303B1/da

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
    • G08C19/04—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage using variable resistance
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Communication Cables (AREA)
  • Electric Cable Installation (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmitters (AREA)
  • Tires In General (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
DK297588A 1986-10-02 1988-06-01 Apparat og fremgangsmåde til digital konvertering af udgangen på en to-tråds sender DK171303B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US91464886A 1986-10-02 1986-10-02
US91464886 1986-10-02
US8702448 1987-09-24
PCT/US1987/002448 WO1988002528A1 (en) 1986-10-02 1987-09-24 Digital converter apparatus for improving the output of a two-wire transmitter

Publications (3)

Publication Number Publication Date
DK297588D0 DK297588D0 (da) 1988-06-01
DK297588A true DK297588A (da) 1988-06-01
DK171303B1 DK171303B1 (da) 1996-08-26

Family

ID=25434614

Family Applications (1)

Application Number Title Priority Date Filing Date
DK297588A DK171303B1 (da) 1986-10-02 1988-06-01 Apparat og fremgangsmåde til digital konvertering af udgangen på en to-tråds sender

Country Status (18)

Country Link
EP (1) EP0324784B1 (da)
JP (1) JP2529874B2 (da)
KR (1) KR960014487B1 (da)
CN (1) CN1014450B (da)
AT (1) ATE109295T1 (da)
AU (1) AU611649B2 (da)
CA (1) CA1334994C (da)
DE (1) DE3750297T2 (da)
DK (1) DK171303B1 (da)
ES (1) ES2005363A6 (da)
HK (1) HK135094A (da)
IL (1) IL84004A (da)
IN (1) IN170265B (da)
MX (1) MX160488A (da)
NO (1) NO300566B1 (da)
WO (1) WO1988002528A1 (da)
YU (1) YU183987A (da)
ZA (1) ZA877271B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59814313D1 (de) 1998-09-07 2008-12-11 Endress & Hauser Gmbh & Co Kg endestation
DE19930661A1 (de) * 1999-07-02 2001-01-18 Siemens Ag Meßumformer
WO2009067037A1 (fr) * 2007-09-12 2009-05-28 Valery Vasilievich Ovchinnikov Dispositif de transmission discrète de signaux électriques
US9217653B2 (en) 2007-09-13 2015-12-22 Rosemount Inc. High performance architecture for process transmitters
DE102008050354A1 (de) * 2008-10-02 2010-04-08 Siemens Aktiengesellschaft Messumformer
US9281088B2 (en) * 2010-06-07 2016-03-08 Rosemount Inc. Instrument for nuclear power facility
US8578783B2 (en) * 2011-09-26 2013-11-12 Rosemount Inc. Process fluid pressure transmitter with separated sensor and sensor electronics
RU2546576C2 (ru) * 2012-06-05 2015-04-10 Федеральное государственное бюджетное учреждение науки Институт программных систем им. А.К. Айламазяна Российской академии наук (ИПС им. А.К. Айламазяна РАН) ПРИЕМОПЕРЕДАТЧИК ИНТЕРФЕЙСА 4-20мА
US10962622B2 (en) 2013-12-23 2021-03-30 Rosemount Inc. Analog process variable transmitter with electronic calibration
DE102016207289B3 (de) * 2016-04-28 2017-05-04 Siemens Aktiengesellschaft Feldgerät zur Bestimmung einer Prozessgröße in der Prozessautomatisierung
CN110319857B (zh) * 2019-08-05 2024-05-14 北京恒泰翔基科技有限公司 一种具有高阻连接结构的传感器
KR102088874B1 (ko) * 2019-10-08 2020-03-13 (주)다스 방향 및 수평 레벨 탐지 표시용 전자 탐지 디바이스

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250490A (en) * 1979-01-19 1981-02-10 Rosemount Inc. Two wire transmitter for converting a varying signal from a remote reactance sensor to a DC current signal
US4520488A (en) * 1981-03-02 1985-05-28 Honeywell, Inc. Communication system and method
US4419619A (en) * 1981-09-18 1983-12-06 Mcgraw-Edison Company Microprocessor controlled voltage regulating transformer
CH664637A5 (de) * 1982-04-28 1988-03-15 Cerberus Ag Verfahren zur uebertragung von messwerten in einem ueberwachungssystem.
US4494183A (en) * 1982-06-17 1985-01-15 Honeywell Inc. Process variable transmitter having a non-interacting operating range adjustment
US4556866A (en) * 1983-03-16 1985-12-03 Honeywell Inc. Power line carrier FSK data system
JPS61142828A (ja) * 1984-12-14 1986-06-30 Yokogawa Electric Corp 二線式デ−タ伝送装置

Also Published As

Publication number Publication date
KR880701929A (ko) 1988-11-07
NO882395D0 (no) 1988-05-31
IL84004A0 (en) 1988-02-29
HK135094A (en) 1994-12-09
NO300566B1 (no) 1997-06-16
EP0324784A1 (en) 1989-07-26
DE3750297D1 (de) 1994-09-01
IL84004A (en) 1992-05-25
EP0324784A4 (en) 1989-09-26
DK297588D0 (da) 1988-06-01
CN87106642A (zh) 1988-06-22
KR960014487B1 (en) 1996-10-16
AU611649B2 (en) 1991-06-20
AU8039387A (en) 1988-04-21
JP2529874B2 (ja) 1996-09-04
DE3750297T2 (de) 1994-12-15
ATE109295T1 (de) 1994-08-15
WO1988002528A1 (en) 1988-04-07
NO882395L (no) 1988-05-31
CA1334994C (en) 1995-03-28
EP0324784B1 (en) 1994-07-27
JPH02500223A (ja) 1990-01-25
CN1014450B (zh) 1991-10-23
DK171303B1 (da) 1996-08-26
YU183987A (en) 1990-08-31
IN170265B (da) 1992-03-07
ZA877271B (en) 1988-03-30
ES2005363A6 (es) 1989-03-01
MX160488A (es) 1990-03-12

Similar Documents

Publication Publication Date Title
DK297588A (da) Apparat og fremgangsmaade til digital konvertering af udgangen paa en to-traads sender
JPS6424686A (en) Time base correction device
MY105531A (en) Apparatus for digitally controlling the d.c. value or a processed signal.
DK0436222T3 (da) Kreds til digital måling af et elektrisk signal
DE3485242D1 (de) Einrichtung zur kompensation von wiedergabefehlern eines elektroakustischen wandlers.
DE69230683D1 (de) Hintergrundrauschen zur Betriebsangabe in einem digitalen Empfänger
JPS5456717A (en) Solid state pickup device
JPS53149353A (en) Pressure transmitter
JPS5582540A (en) Analog digital conversion unit
JPS5742282A (en) A/d converter for output video signal of vtr
JPS5337365A (en) Correcting method of d/a converting error for d/a converter
JPS5412518A (en) Scanning velocity modulating circuit
JPS6412723A (en) A/d converter with clamping circuit
JPS5720078A (en) Detector for synchronizing signal
JPS57148421A (en) Nonlinear digital-to-analog converter
JPS5767391A (en) Solid image pickup device
JPS567557A (en) Automatic gain control circuit
JPS53113426A (en) Dark current compensation system for pick up element
JPS5547401A (en) Measuring apparatus for displacement
JPS6467087A (en) Digitizing method for picture signal
JPS5413718A (en) Digital repeating transfer system for tone signal
JPS5687828A (en) Infrared ray sensor
JPS6485480A (en) Output device for image sensor
JPS5668874A (en) Initial value set system of white level follower circuit
JPS55137531A (en) Electronic engraving apparatus

Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed