JPH0312144U - - Google Patents

Info

Publication number
JPH0312144U
JPH0312144U JP7317789U JP7317789U JPH0312144U JP H0312144 U JPH0312144 U JP H0312144U JP 7317789 U JP7317789 U JP 7317789U JP 7317789 U JP7317789 U JP 7317789U JP H0312144 U JPH0312144 U JP H0312144U
Authority
JP
Japan
Prior art keywords
temperature
conversion element
resistance conversion
temperature resistance
resistor
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.)
Pending
Application number
JP7317789U
Other languages
English (en)
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 filed Critical
Priority to JP7317789U priority Critical patent/JPH0312144U/ja
Publication of JPH0312144U publication Critical patent/JPH0312144U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measuring Temperature Or Quantity Of Heat (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す回路図、第2
図は本考案の他の実施例の回路図である、第3図
は従来装置の回路図である。 RT…サーミスタ抵抗、Vref…基準電圧源
、U1…演算増幅器。

Claims (1)

  1. 【実用新案登録請求の範囲】 温度に応じて抵抗値の変化する温度抵抗変換素
    子と、この温度抵抗変換素子に並列接続された第
    1の抵抗と、一端が当該温度抵抗変換素子と第1
    の抵抗との共通接続部に接続され他端が基準電位
    に接続された第2の抵抗とを有し、 前記温度抵抗変換素子の一端に所定の電圧を印
    加して、当該温度抵抗変換素子の他端である共通
    接続部に生ずる電位を温度検出信号とする温度検
    出回路であつて、 基準電圧源と、 この基準電圧と前記温度検出信号との差信号を
    所定の割合いで増幅する演算増幅手段とを設け、 この演算増幅手段の増幅率を前記温度抵抗変換
    素子の温度係数よりも大きな温度勾配の出力信号
    が得られるようにしたことを特徴とする温度検出
    回路。
JP7317789U 1989-06-22 1989-06-22 Pending JPH0312144U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7317789U JPH0312144U (ja) 1989-06-22 1989-06-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7317789U JPH0312144U (ja) 1989-06-22 1989-06-22

Publications (1)

Publication Number Publication Date
JPH0312144U true JPH0312144U (ja) 1991-02-07

Family

ID=31611771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7317789U Pending JPH0312144U (ja) 1989-06-22 1989-06-22

Country Status (1)

Country Link
JP (1) JPH0312144U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01164093U (ja) * 1988-05-02 1989-11-15

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01102331A (ja) * 1987-09-28 1989-04-20 Ranco Inc Of Delawere 温度検出装置及びこれを製造する方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01102331A (ja) * 1987-09-28 1989-04-20 Ranco Inc Of Delawere 温度検出装置及びこれを製造する方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01164093U (ja) * 1988-05-02 1989-11-15

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