MX144952A - Mejoras a un circuito de auto-compensacion para lectura de termopares - Google Patents

Mejoras a un circuito de auto-compensacion para lectura de termopares

Info

Publication number
MX144952A
MX144952A MX173680A MX17368078A MX144952A MX 144952 A MX144952 A MX 144952A MX 173680 A MX173680 A MX 173680A MX 17368078 A MX17368078 A MX 17368078A MX 144952 A MX144952 A MX 144952A
Authority
MX
Mexico
Prior art keywords
self
compensation circuit
thermocouple reading
thermocouple
reading
Prior art date
Application number
MX173680A
Other languages
English (en)
Inventor
John Stephen Nitschke
Original Assignee
John Stephen Nitschke
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 John Stephen Nitschke filed Critical John Stephen Nitschke
Publication of MX144952A publication Critical patent/MX144952A/es

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
    • G01K7/10—Arrangements for compensating for auxiliary variables, e.g. length of lead
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02—Means for indicating or recording specially adapted for thermometers
    • G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Control Of Temperature (AREA)
  • Amplifiers (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
MX173680A 1977-06-09 1978-06-05 Mejoras a un circuito de auto-compensacion para lectura de termopares MX144952A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/805,067 US4130019A (en) 1977-06-09 1977-06-09 Self-compensating thermocouple reading circuit

Publications (1)

Publication Number Publication Date
MX144952A true MX144952A (es) 1981-12-04

Family

ID=25190595

Family Applications (1)

Application Number Title Priority Date Filing Date
MX173680A MX144952A (es) 1977-06-09 1978-06-05 Mejoras a un circuito de auto-compensacion para lectura de termopares

Country Status (9)

Country Link
US (1) US4130019A (es)
JP (1) JPS545479A (es)
AU (1) AU511278B2 (es)
CA (1) CA1084729A (es)
CH (1) CH635679A5 (es)
DE (1) DE2822893A1 (es)
GB (1) GB1603061A (es)
MX (1) MX144952A (es)
ZA (1) ZA781739B (es)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242907A (en) * 1979-02-12 1981-01-06 Kazmierowicz Casimir W Apparatus for monitoring and controlling a flat zone in a furnace
US4403296A (en) * 1980-12-18 1983-09-06 Electromedics, Inc. Measuring and determination device for calculating an output determination based on a mathematical relationship between multiple different input responsive transducers
US4672566A (en) * 1981-12-01 1987-06-09 Nissan Motor Company, Limited Device for measuring variable with automatic compensation for offset
US4482261A (en) * 1982-07-15 1984-11-13 Owens-Corning Fiberglas Corporation Method for simultaneous reference junction compensation of a plurality of thermocouples
US4483632A (en) * 1982-07-15 1984-11-20 Owens-Corning Fiberglas Corporation Isothermal panel assembly for terminating a plurality of thermocouple leads
US4571689A (en) * 1982-10-20 1986-02-18 The United States Of America As Represented By The Secretary Of The Air Force Multiple thermocouple testing device
FR2544859B1 (fr) * 1983-04-21 1985-08-09 Auxitrol Dispositif autoalimente de commutation sensible a un gradient de temperature
GB2157515B (en) * 1984-02-01 1987-10-07 Suwa Seikosha Kk Electronic thermometer
US4623266A (en) * 1985-09-24 1986-11-18 Rosemount Inc. Cold junction compensation for thermocouple
DE3786823T2 (de) * 1986-04-24 1994-01-20 Richard A Falk Thermoelemente.
JPS6430421U (es) * 1987-08-14 1989-02-23
GB8723840D0 (en) * 1987-10-10 1987-11-11 Murray B G Monitoring efficiency of liquid pumps
US4863279A (en) * 1988-02-22 1989-09-05 Morris L. Markel Operative temperature sensing system
FR2629196B1 (fr) * 1988-03-25 1991-05-31 Thermocoax Cie Capteur capacitif
US4936690A (en) * 1989-05-31 1990-06-26 Rosemount Inc. Thermocouple transmitter with cold junction compensation
GB2233457A (en) * 1989-06-21 1991-01-09 Schlumberger Technologies Ltd Temperature reference junction for a multichannel temperature sensing system.
GB9026034D0 (en) * 1990-11-29 1991-01-16 Rolls Royce Plc A fluid temperature measuring device
US5317520A (en) * 1991-07-01 1994-05-31 Moore Industries International Inc. Computerized remote resistance measurement system with fault detection
US5261747A (en) * 1992-06-22 1993-11-16 Trustees Of Dartmouth College Switchable thermoelectric element and array
US5655841A (en) * 1992-07-01 1997-08-12 Whessoe Varec, Inc. Error-compensated temperature measuring system
DE9212230U1 (de) * 1992-09-10 1993-10-21 Siemens AG, 80333 München Anordnung mit mehreren Analogeingabeeinheiten
US5484206A (en) * 1993-12-28 1996-01-16 Houldsworth; John Method and apparatus for sensing a cold junction temperature
US5669713A (en) * 1994-09-27 1997-09-23 Rosemount Inc. Calibration of process control temperature transmitter
TW436439B (en) * 1996-03-27 2001-05-28 Honda Motor Co Ltd Main switch of vehicle
US5775809A (en) * 1996-07-11 1998-07-07 Measurement Dynamics Llc Vehicle compartment temperature recorder
GB2344892B (en) * 1998-12-16 2002-11-13 Solartron Group Ltd Cold junction compensation for multiple thermocouples
US6293700B1 (en) * 1999-09-24 2001-09-25 Fluke Corporation Calibrated isothermal assembly for a thermocouple thermometer
DE10318704B4 (de) * 2003-04-24 2007-10-18 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Ausgabe von Messsignalen
US7084342B2 (en) * 2003-06-17 2006-08-01 Watlow Electric Manufacturing Co. Semi-compensated pins for cold junction compensation
KR100677742B1 (ko) * 2004-07-23 2007-02-02 삼성전자주식회사 디지털 온도 센서, 디지털 온도 측정 시스템 및 방법
US7447607B2 (en) * 2004-08-31 2008-11-04 Watow Electric Manufacturing System and method of compensation for device mounting and thermal transfer error
US7267481B2 (en) * 2005-09-01 2007-09-11 Honda Motor Co., Ltd Vehicle floor temperature sensing fixture
GB2466288B (en) * 2008-12-19 2013-01-09 Qhi Group Ltd Temperature sensor
WO2012030861A1 (en) * 2010-08-31 2012-03-08 Streamline Automation, Llc Miniaturized thermocouple scanner system
US8794830B2 (en) * 2010-10-13 2014-08-05 Biosense Webster, Inc. Catheter with digitized temperature measurement in control handle
US20120236904A1 (en) * 2011-03-14 2012-09-20 Brian Mark Burmaster Direct thermocouple measurement without a reference junction
US20150057562A1 (en) * 2013-08-26 2015-02-26 Podimetrics, Inc. Apparatus for measuring temperature distribution across the sole of the foot
US10234335B2 (en) 2014-04-30 2019-03-19 Thermo-Kinetics Company Limited Thermocouple resistance compensator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3459925A (en) * 1965-10-21 1969-08-05 Atomic Energy Commission High speed temperature monitor
US3984772A (en) * 1973-03-02 1976-10-05 The Perkin-Elmer Corporation Signal peak detection arrangement
JPS50157259U (es) * 1974-06-12 1975-12-26
JPS5115355A (es) * 1974-07-29 1976-02-06 Hitachi Ltd

Also Published As

Publication number Publication date
US4130019A (en) 1978-12-19
AU511278B2 (en) 1980-08-07
GB1603061A (en) 1981-11-18
ZA781739B (en) 1979-03-28
AU3452978A (en) 1979-10-04
JPS545479A (en) 1979-01-16
CA1084729A (en) 1980-09-02
CH635679A5 (de) 1983-04-15
DE2822893A1 (de) 1978-12-21
JPS6215818B2 (es) 1987-04-09

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