KR880011574A - Temperature measuring device using reference junction box for multi temperature measurement - Google Patents

Temperature measuring device using reference junction box for multi temperature measurement Download PDF

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Publication number
KR880011574A
KR880011574A KR870002127A KR870002127A KR880011574A KR 880011574 A KR880011574 A KR 880011574A KR 870002127 A KR870002127 A KR 870002127A KR 870002127 A KR870002127 A KR 870002127A KR 880011574 A KR880011574 A KR 880011574A
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KR
South Korea
Prior art keywords
temperature
thermocouple
measuring device
junction box
temperature measurement
Prior art date
Application number
KR870002127A
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Korean (ko)
Other versions
KR900000247B1 (en
Inventor
김종신
Original Assignee
신훈철
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 신훈철 filed Critical 신훈철
Priority to KR1019870002127A priority Critical patent/KR900000247B1/en
Publication of KR880011574A publication Critical patent/KR880011574A/en
Application granted granted Critical
Publication of KR900000247B1 publication Critical patent/KR900000247B1/en

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    • 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
    • G01K7/14—Arrangements for modifying the output characteristic, e.g. linearising
    • 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
    • G01K7/021—Particular circuit arrangements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Abstract

내용없음No content

Description

멀티온도 측정용 기준접점 박스를 이용한 온도 측정장치Temperature measuring device using reference junction box for multi temperature measurement

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 열전대를 이용하여 온도지시계로 측정하는 기본 회로도.1 is a basic circuit diagram measured with a temperature indicator using a thermocouple.

제5도는 종래의 온도 지시계 이용에서 멀티 포인트 온도 측정 회로도.5 is a multipoint temperature measurement circuit diagram in the use of a conventional temperature indicator.

제6도는 본 발명에 따른 회로도.6 is a circuit diagram according to the present invention.

Claims (1)

열전대(#1-#N,A1-AN)를 이용한 온도 측정 장치에 있어서, 병렬로 복수 온도 측정용 열전대(#1-#N)와 냉접점 온도 보상기 (66) 일측 일출성을 멀티콘넥터(65)에 접속하며, 상기 열전대 콘넥터(65)로부터 온도 보상인출선과 온도측정 선택스위치(SW1-SWN)성을 온도지시기(T1)로 연결하고, 냉접점 열전대(A1-AS)와 구리선(61)을 온도가 균등한 기준접점박스(RJ)에서 연결하여 상기 온도측정 선택위치(SW1-SWN)의 선택에 따라 온도지시계가 지시하는 기전력이 열전대에서 발생되는 기전력과 같도록 하여 접점에서 발생되는 전기적 오차를 제거하는 구성함을 특징으로 하는 멀티 온도 측정용 기준 접점 박스를 이용한 온도 측정장치.A temperature measuring device using a thermocouple (# 1- # N , A 1 -A N ), wherein the thermocouple (# 1- # N ) and the cold junction temperature compensator 66 for measuring a plurality of temperatures are connected in parallel to one side of the multi-connector. And a temperature compensation lead wire and a temperature measurement selector switch (SW 1 -SW N ) from the thermocouple connector 65 to the temperature indicator T1, and the cold junction thermocouple A 1 -A S. And the copper wire 61 are connected in a reference junction box (RJ) with uniform temperature so that the electromotive force indicated by the temperature indicator according to the selection of the temperature measurement selection position SW 1 -SW N is equal to the electromotive force generated in the thermocouple. Temperature measuring device using a reference junction box for multi-temperature measurement, characterized in that to remove the electrical error generated by the contact. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870002127A 1987-03-11 1987-03-11 Measuring instrument of thermometer KR900000247B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870002127A KR900000247B1 (en) 1987-03-11 1987-03-11 Measuring instrument of thermometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870002127A KR900000247B1 (en) 1987-03-11 1987-03-11 Measuring instrument of thermometer

Publications (2)

Publication Number Publication Date
KR880011574A true KR880011574A (en) 1988-10-29
KR900000247B1 KR900000247B1 (en) 1990-01-24

Family

ID=19259961

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870002127A KR900000247B1 (en) 1987-03-11 1987-03-11 Measuring instrument of thermometer

Country Status (1)

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KR (1) KR900000247B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100942130B1 (en) * 2007-12-28 2010-02-16 엘에스산전 주식회사 Temperature Measuring Apparatus using Thermocouple Sensor

Also Published As

Publication number Publication date
KR900000247B1 (en) 1990-01-24

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