ZA877271B - Twowire transmitter digital converter apparatus for improving the output of a - Google Patents

Twowire transmitter digital converter apparatus for improving the output of a

Info

Publication number
ZA877271B
ZA877271B ZA877271A ZA877271A ZA877271B ZA 877271 B ZA877271 B ZA 877271B ZA 877271 A ZA877271 A ZA 877271A ZA 877271 A ZA877271 A ZA 877271A ZA 877271 B ZA877271 B ZA 877271B
Authority
ZA
South Africa
Prior art keywords
output
digital converter
twowire
improving
converter apparatus
Prior art date
Application number
ZA877271A
Other languages
English (en)
Inventor
A. Kielb John
L. Nelson Richard
L. Pederson David
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 ZA877271B publication Critical patent/ZA877271B/xx

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
    • 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

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)
  • Tires In General (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmitters (AREA)
ZA877271A 1986-10-02 1987-09-28 Twowire transmitter digital converter apparatus for improving the output of a ZA877271B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91464886A 1986-10-02 1986-10-02

Publications (1)

Publication Number Publication Date
ZA877271B true ZA877271B (en) 1988-03-30

Family

ID=25434614

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA877271A ZA877271B (en) 1986-10-02 1987-09-28 Twowire transmitter digital converter apparatus for improving the output of a

Country Status (18)

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

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
AU8039387A (en) 1988-04-21
ES2005363A6 (es) 1989-03-01
NO882395L (no) 1988-05-31
DE3750297T2 (de) 1994-12-15
KR880701929A (ko) 1988-11-07
WO1988002528A1 (en) 1988-04-07
EP0324784B1 (en) 1994-07-27
KR960014487B1 (en) 1996-10-16
JPH02500223A (ja) 1990-01-25
NO882395D0 (no) 1988-05-31
IN170265B (enrdf_load_stackoverflow) 1992-03-07
EP0324784A1 (en) 1989-07-26
JP2529874B2 (ja) 1996-09-04
CA1334994C (en) 1995-03-28
DK171303B1 (da) 1996-08-26
CN87106642A (zh) 1988-06-22
HK135094A (en) 1994-12-09
NO300566B1 (no) 1997-06-16
DK297588D0 (da) 1988-06-01
ATE109295T1 (de) 1994-08-15
EP0324784A4 (en) 1989-09-26
MX160488A (es) 1990-03-12
IL84004A (en) 1992-05-25
YU183987A (en) 1990-08-31
DE3750297D1 (de) 1994-09-01
DK297588A (da) 1988-06-01
CN1014450B (zh) 1991-10-23
IL84004A0 (en) 1988-02-29
AU611649B2 (en) 1991-06-20

Similar Documents

Publication Publication Date Title
JPS56103316A (en) Sensor output signal correction circuit
GB2089993B (en) Apparatus for correcting the output signal from a sensor
ZA877271B (en) Twowire transmitter digital converter apparatus for improving the output of a
ATE181611T1 (de) Analoger messumformer mit digitaler steuerung
EP0409213A3 (en) Amplifiying compensation circuit for semiconductor pressure sensor
GB2060293B (en) Analogue to digital converter system with an output stabilizing circuit
AU554980B2 (en) Oxygen sensor output linearizing circuit
GB2082001B (en) Linearity corrected deflection circuit
GB9100470D0 (en) Digital signal time difference correcting circuit
MY103180A (en) Pressure compensated differential pressure sensor and method.
JPS5337365A (en) Correcting method of d/a converting error for d/a converter
JPS5657329A (en) Circuit device for converting digital signal into corresponding analog signal using rr2r chain circuit
JPS5412518A (en) Scanning velocity modulating circuit
JPS5582540A (en) Analog digital conversion unit
JPS5337363A (en) D/a converting system
JPS6410122A (en) S/d converter
JPS5434281A (en) Vacuum edgree measuring apparatus
JPS5687828A (en) Infrared ray sensor
JPS5496688A (en) Temperature compensating circuit for photosensor
JPS5354444A (en) Analog bus line system
GB2132045B (en) Circuit arrangement for the conversion of bipolar analogue signals into digital signals
PL142788B2 (en) Transducer characteristic linearizer circuit arrangement
WO1999039440A3 (en) Device for processing a digital signal
CS188050B1 (en) Connection for the protection of the output circuits of the signal channels of the system with the pulsation coded modulation
BG50007A1 (en) Digital method for pressure measuring with membrane vacuometer