AU581325B2 - On line serial communication interface from a computer to a current loop - Google Patents

On line serial communication interface from a computer to a current loop

Info

Publication number
AU581325B2
AU581325B2 AU59420/86A AU5942086A AU581325B2 AU 581325 B2 AU581325 B2 AU 581325B2 AU 59420/86 A AU59420/86 A AU 59420/86A AU 5942086 A AU5942086 A AU 5942086A AU 581325 B2 AU581325 B2 AU 581325B2
Authority
AU
Australia
Prior art keywords
computer
communication interface
serial communication
current loop
line serial
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.)
Ceased
Application number
AU59420/86A
Other languages
English (en)
Other versions
AU5942086A (en
Inventor
Edward L. Sterling Jr
William L. Thompson
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.)
International Control Automation Finance SA Luxembourg
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 AU5942086A publication Critical patent/AU5942086A/en
Application granted granted Critical
Publication of AU581325B2 publication Critical patent/AU581325B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/28—Current-supply circuits or arrangements for selection equipment at exchanges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
    • G01L27/002—Calibrating, i.e. establishing true relation between transducer output value and value to be measured, zeroing, linearising or span error determination
    • G01L27/005—Apparatus for calibrating pressure sensors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measuring Fluid Pressure (AREA)
  • Control Of Fluid Pressure (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
AU59420/86A 1985-08-12 1986-06-27 On line serial communication interface from a computer to a current loop Ceased AU581325B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US764915 1985-08-12
US06/764,916 US4655074A (en) 1985-08-12 1985-08-12 Self-zeroing pressure transmitter with automatic pressure manifold

Publications (2)

Publication Number Publication Date
AU5942086A AU5942086A (en) 1987-02-19
AU581325B2 true AU581325B2 (en) 1989-02-16

Family

ID=25072158

Family Applications (2)

Application Number Title Priority Date Filing Date
AU59420/86A Ceased AU581325B2 (en) 1985-08-12 1986-06-27 On line serial communication interface from a computer to a current loop
AU59422/86A Ceased AU585363B2 (en) 1985-08-12 1986-06-27 Self zeroing pressure transmitter with automatic pressure manifold

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU59422/86A Ceased AU585363B2 (en) 1985-08-12 1986-06-27 Self zeroing pressure transmitter with automatic pressure manifold

Country Status (10)

Country Link
US (1) US4655074A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0217509B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS6238336A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR940010207B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (2) AU581325B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8603174A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1274102A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3650086T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN163066B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX167954B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4604566A (en) * 1985-08-07 1986-08-05 The Babcock & Wilcox Company Voltage pulse to current regulating convertor
US4817022A (en) * 1986-07-30 1989-03-28 Barber-Colman Company Method and apparatus for automatic offset compensation in parameter-sensing transducer systems
FR2651318B2 (fr) * 1988-06-03 1994-11-18 Karlsruhe Augsburg Iweka Ensemble perfectionne de detection et de mesure de la pression et de la temperature dans un fluide sous pression.
US6069594A (en) * 1991-07-29 2000-05-30 Logitech, Inc. Computer input device with multiple switches using single line
JP2615532B2 (ja) * 1991-09-04 1997-05-28 動力炉・核燃料開発事業団 高精度差圧測定装置における零点補正方法
US5596147A (en) * 1995-11-17 1997-01-21 Wilda; Douglas W. Coplanar pressure sensor mounting for remote sensor
US5668322A (en) * 1996-06-13 1997-09-16 Rosemount Inc. Apparatus for coupling a transmitter to process fluid having a sensor extension selectively positionable at a plurality of angles
US7111491B2 (en) * 2001-09-08 2006-09-26 Ashcroft Inc. Portable differential pressure generator
US20040206154A1 (en) * 2002-05-16 2004-10-21 Kosh William Stephen Portable differential pressure generator
US6672130B2 (en) * 2001-09-08 2004-01-06 Dresser, Inc. Pressure generator for portable instrument
JP2005273389A (ja) * 2004-03-26 2005-10-06 Toli Corp 壁面施工用部材及び壁面の施工方法
CN101355876B (zh) 2005-11-09 2012-09-05 康宾纳特克斯公司 一种适用于眼部给药的组合物
DE102012112425A1 (de) * 2012-12-17 2014-07-03 Endress + Hauser Gmbh + Co. Kg Verfahren zur Erfassung und Korrektur einer Nullpunktverschiebung eines Druckmessgerätes
DE102013114495A1 (de) * 2013-12-19 2015-06-25 S.K.I. GmbH Verfahren sowie Messanordnung nach dem Differenzdruckprinzip mit Nullpunktabgleich
CN112045548B (zh) * 2020-08-24 2022-09-06 华海清科股份有限公司 用于化学机械抛光的晶圆承载装置和化学机械抛光设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0101528A1 (en) * 1982-08-19 1984-02-29 Honeywell Inc. Improvements in 2-wire analog communication systems
AU5942386A (en) * 1985-08-12 1987-02-19 International Control Automation Finance Sa On line serial communication interface to a transmitter from a current loop
AU579252B2 (en) * 1985-08-12 1988-11-17 International Control Automation Finance Sa On line serial communication interface from a transmitter to a current loop

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1182137A (en) * 1967-07-04 1970-02-25 Mercury Electronics Scotland L Improvements in Manometers or Pressure Transducers
US4466290A (en) * 1981-11-27 1984-08-21 Rosemount Inc. Apparatus for conveying fluid pressures to a differential pressure transducer
US4476707A (en) * 1982-04-08 1984-10-16 Bear Medical Systems, Inc. Gas flow measurement with detented chopper valve
US4494183A (en) * 1982-06-17 1985-01-15 Honeywell Inc. Process variable transmitter having a non-interacting operating range adjustment
FR2544071B1 (fr) * 1983-04-05 1985-06-14 Desbordes A Ets Appareil de mesure de pression differentielle
US4576035A (en) * 1984-01-05 1986-03-18 Cordis Corporation Self-calibrating differential condition sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0101528A1 (en) * 1982-08-19 1984-02-29 Honeywell Inc. Improvements in 2-wire analog communication systems
AU5942386A (en) * 1985-08-12 1987-02-19 International Control Automation Finance Sa On line serial communication interface to a transmitter from a current loop
AU579252B2 (en) * 1985-08-12 1988-11-17 International Control Automation Finance Sa On line serial communication interface from a transmitter to a current loop

Also Published As

Publication number Publication date
DE3650086T2 (de) 1995-04-06
AU5942286A (en) 1987-02-19
AU5942086A (en) 1987-02-19
KR940010207B1 (ko) 1994-10-22
MX167954B (es) 1993-04-26
KR870002734A (ko) 1987-04-06
JPS6238336A (ja) 1987-02-19
CA1274102A (en) 1990-09-18
EP0217509B1 (en) 1994-10-05
EP0217509A3 (en) 1988-04-27
JPH0580974B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-11-11
US4655074A (en) 1987-04-07
DE3650086D1 (de) 1994-11-10
AU585363B2 (en) 1989-06-15
EP0217509A2 (en) 1987-04-08
IN163066B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-08-06
BR8603174A (pt) 1987-03-17

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