JPS63181832U - - Google Patents
Info
- Publication number
- JPS63181832U JPS63181832U JP7129487U JP7129487U JPS63181832U JP S63181832 U JPS63181832 U JP S63181832U JP 7129487 U JP7129487 U JP 7129487U JP 7129487 U JP7129487 U JP 7129487U JP S63181832 U JPS63181832 U JP S63181832U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- thermocouple
- case
- differential amplifier
- sensing element
- 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
Links
- 230000003321 amplification Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000009529 body temperature measurement Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
第１図はこの考案による熱電対測温装置の一例
を示す回路図、第２図はこの考案による熱電対測
温装置の概略構成図、第３図は動作説明用の特性
図、第４図は従来の熱電対測温装置の一例を示す
回路図である。
１…熱電対、２，３…接続端子、４…熱電対の
測温点、９…ケース、１０，１５…感温素子と抵
抗体の接続点、１２，２２…差動増幅器、Ｚ１，
Ｚ２…感温素子、Ｒ１，Ｒ２…抵抗体、Ｖｏ１，
Ｖｏ…差動増幅器の出力、α，α１…差動増幅器
の増幅度、Ｔ１…測温点の温度、Ｈ…内部発熱体
。
Fig. 1 is a circuit diagram showing an example of a thermocouple temperature measuring device according to this invention, Fig. 2 is a schematic configuration diagram of a thermocouple temperature measuring device according to this invention, Fig. 3 is a characteristic diagram for explaining operation, and Fig. 4 1 is a circuit diagram showing an example of a conventional thermocouple temperature measuring device. 1... Thermocouple, 2, 3... Connection terminal, 4... Temperature measuring point of thermocouple, 9... Case, 10, 15... Connection point of temperature sensing element and resistor, 12, 22... Differential amplifier, Z1,
Z2... Temperature sensing element, R1, R2... Resistor, Vo1,
Vo...output of the differential amplifier, α, α1...amplification degree of the differential amplifier, T1...temperature at the temperature measuring point, H...internal heating element.
補正 昭６２．７．２４
図面の簡単な説明を次のように補正する。
明細書第１２頁第１５行目；「第４図」とある
を「第４図はこの考案による熱電対測温装置の他
の例を示す回路図、第５図」と補正します。Amendment July 24, 1982 The brief description of the drawing is amended as follows. Page 12, line 15 of the specification; "Figure 4" has been amended to read "Figure 4 is a circuit diagram showing another example of the thermocouple temperature measuring device according to this invention, and Figure 5."
Claims (1)
された熱電対の接続端子と、この熱電対接続端子
の近傍に位置して上記ケースの内部に配設された
感温素子と、少なくとも上記ケースの内部発熱体
の近傍に位置して上記ケースの内部に配設された
感温素子と、上記各感温素子と抵抗体との複数の
直列体を並列接続してなる直並列体と、上記感温
素子と抵抗体との複数の各接続点の電位を入力と
する差動増幅器とを備え、この差動増幅器の出力
が熱電対の測温点の温度のみの関数となるように
、上記差動増幅器の増幅度を設定したことを特徴
とする熱電対測温装置。 A thermocouple connection terminal set on the outside of the case constituting the thermocouple temperature measurement device, a temperature sensing element located near the thermocouple connection terminal and arranged inside the case, and at least the case a temperature-sensing element disposed inside the case near the internal heating element; a series-parallel body formed by connecting in parallel a plurality of series bodies of each of the temperature-sensing elements and a resistor; and a differential amplifier which receives as input the potentials of the plurality of connection points between the temperature sensing element and the resistor, and the above-mentioned method is provided so that the output of the differential amplifier is a function only of the temperature at the temperature measuring point of the thermocouple. A thermocouple temperature measuring device characterized by setting the amplification degree of a differential amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7129487U JPH062126Y2 (en) | 1987-05-13 | 1987-05-13 | Thermocouple temperature measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7129487U JPH062126Y2 (en) | 1987-05-13 | 1987-05-13 | Thermocouple temperature measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63181832U true JPS63181832U (en) | 1988-11-24 |
| JPH062126Y2 JPH062126Y2 (en) | 1994-01-19 |
Family
ID=30913720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7129487U Expired - Lifetime JPH062126Y2 (en) | 1987-05-13 | 1987-05-13 | Thermocouple temperature measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH062126Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002286556A (en) * | 2001-03-27 | 2002-10-03 | Yamatake Corp | Temperature-detecting device |
| JP2018112502A (en) * | 2017-01-13 | 2018-07-19 | オムロン株式会社 | Thermocouple-based temperature measurement device |
| JP2019158392A (en) * | 2018-03-08 | 2019-09-19 | オムロン株式会社 | Temperature measuring device, temperature adjusting device, temperature measuring method, and temperature measuring program |
-
1987
- 1987-05-13 JP JP7129487U patent/JPH062126Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002286556A (en) * | 2001-03-27 | 2002-10-03 | Yamatake Corp | Temperature-detecting device |
| JP2018112502A (en) * | 2017-01-13 | 2018-07-19 | オムロン株式会社 | Thermocouple-based temperature measurement device |
| JP2019158392A (en) * | 2018-03-08 | 2019-09-19 | オムロン株式会社 | Temperature measuring device, temperature adjusting device, temperature measuring method, and temperature measuring program |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH062126Y2 (en) | 1994-01-19 |
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