ES556544A0 - Interfaz de comunicaciones en serie y en linea desde un transmisor a un bucle de corriente - Google Patents

Interfaz de comunicaciones en serie y en linea desde un transmisor a un bucle de corriente

Info

Publication number
ES556544A0
ES556544A0 ES556544A ES556544A ES556544A0 ES 556544 A0 ES556544 A0 ES 556544A0 ES 556544 A ES556544 A ES 556544A ES 556544 A ES556544 A ES 556544A ES 556544 A0 ES556544 A0 ES 556544A0
Authority
ES
Spain
Prior art keywords
transmitter
serial
communication interface
current loop
online communication
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.)
Granted
Application number
ES556544A
Other languages
English (en)
Other versions
ES8800545A1 (es
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.)
Babcock and Wilcox Co
Original Assignee
Babcock and Wilcox Co
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 Babcock and Wilcox Co filed Critical Babcock and Wilcox Co
Publication of ES556544A0 publication Critical patent/ES556544A0/es
Publication of ES8800545A1 publication Critical patent/ES8800545A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Dc Digital Transmission (AREA)
ES556544A 1985-08-12 1986-06-24 Interfaz de comunicaciones en serie y en linea desde un transmisor a un bucle de corriente Expired ES8800545A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/764,917 US4607247A (en) 1985-08-12 1985-08-12 On-line serial communication interface from a transmitter to a current loop

Publications (2)

Publication Number Publication Date
ES556544A0 true ES556544A0 (es) 1987-10-16
ES8800545A1 ES8800545A1 (es) 1987-10-16

Family

ID=25072160

Family Applications (2)

Application Number Title Priority Date Filing Date
ES556544A Expired ES8800545A1 (es) 1985-08-12 1986-06-24 Interfaz de comunicaciones en serie y en linea desde un transmisor a un bucle de corriente
ES556547A Expired ES8706233A1 (es) 1985-08-12 1986-06-24 Transmisor de presion de puesta a cero propia con distribuidor automatico de presion, y metodo para operar con el mismo

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES556547A Expired ES8706233A1 (es) 1985-08-12 1986-06-24 Transmisor de presion de puesta a cero propia con distribuidor automatico de presion, y metodo para operar con el mismo

Country Status (9)

Country Link
US (1) US4607247A (es)
EP (1) EP0212896A3 (es)
JP (1) JPS6240832A (es)
KR (1) KR870002514A (es)
AU (1) AU579252B2 (es)
BR (1) BR8602959A (es)
CA (1) CA1243750A (es)
ES (2) ES8800545A1 (es)
IN (1) IN164060B (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4655074A (en) * 1985-08-12 1987-04-07 The Babcock & Wilcox Company Self-zeroing pressure transmitter with automatic pressure manifold
JP2735174B2 (ja) * 1985-10-16 1998-04-02 株式会社日立製作所 ２線式通信方法
US5187474A (en) * 1986-10-02 1993-02-16 Rosemount Inc. Digital converter apparatus for improving the output of a two-wire transmitter
JPS63232694A (ja) * 1987-03-20 1988-09-28 Yamatake Honeywell Co Ltd 通信装置
US4794372A (en) * 1987-08-24 1988-12-27 Fischer & Porter Co. Two-wire DC signal telemetering system
US4864274A (en) * 1988-10-24 1989-09-05 Northern Microdesign Inc. Remote reading thermostat
JPH0650557B2 (ja) * 1989-07-04 1994-06-29 株式会社日立製作所 フィールド計器の通信方式
DE69032954T2 (de) * 1989-10-02 1999-08-26 Rosemount Inc. In einer arbeitsumgebung montierte steuereinheit
US5274703A (en) * 1991-05-23 1993-12-28 At&T Bell Laboratories Automatic loss control circuit
CA2049618A1 (en) * 1991-07-18 1993-01-19 Christopher J. O'brien Integrated transmitter and controller
US5416723A (en) * 1993-03-03 1995-05-16 Milltronics Ltd. Loop powered process control transmitter
US5585777A (en) * 1994-06-07 1996-12-17 Rosemount Inc. Transmitter with electrical circuitry for inhibiting discharge of stored energy
US5610552A (en) * 1995-07-28 1997-03-11 Rosemount, Inc. Isolation circuitry for transmitter electronics in process control system
FR2781301B1 (fr) * 1998-07-20 2000-09-08 Alstom Technology Boucle de courant du type 4-20 milliamperes ou 0-20 milliamperes comportant un circuit de test en parallele
US20050118945A1 (en) * 2003-11-28 2005-06-02 Ce + T International Device for transmitting electrical energy in a cabled telecommunication system
JP5264741B2 (ja) * 2006-10-09 2013-08-14 インシデ エセ ア 温度センサ
DE102012218429A1 (de) 2012-10-10 2014-04-10 Zumtobel Lighting Gmbh System zur Funktionsüberwachung einer Stromschleife

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4016480A (en) * 1974-03-04 1977-04-05 Zenith Radio Corporation Dual function coupling system and method
US4520488A (en) * 1981-03-02 1985-05-28 Honeywell, Inc. Communication system and method
JPS57198697U (es) * 1981-06-12 1982-12-16
US4413250A (en) * 1981-09-03 1983-11-01 Beckman Instruments, Inc. Digital communication system for remote instruments
CA1173927A (en) * 1981-11-02 1984-09-04 Felix J. Houvig Communication system and method
DE3280015D1 (en) * 1982-08-19 1989-12-14 Honeywell Inc Improvements in 2-wire analog communication systems
JPS59201537A (ja) * 1983-04-30 1984-11-15 Yamatake Honeywell Co Ltd アナログ・デイジタル通信装置

Also Published As

Publication number Publication date
ES556547A0 (es) 1987-06-01
IN164060B (es) 1989-01-07
EP0212896A2 (en) 1987-03-04
US4607247A (en) 1986-08-19
JPS6240832A (ja) 1987-02-21
KR870002514A (ko) 1987-03-31
ES8706233A1 (es) 1987-06-01
CA1243750A (en) 1988-10-25
ES8800545A1 (es) 1987-10-16
AU5941986A (en) 1987-02-19
BR8602959A (pt) 1987-03-17
EP0212896A3 (en) 1988-01-13
AU579252B2 (en) 1988-11-17

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