JPH0466531U - - Google Patents

Info

Publication number
JPH0466531U
JPH0466531U JP10993790U JP10993790U JPH0466531U JP H0466531 U JPH0466531 U JP H0466531U JP 10993790 U JP10993790 U JP 10993790U JP 10993790 U JP10993790 U JP 10993790U JP H0466531 U JPH0466531 U JP H0466531U
Authority
JP
Japan
Prior art keywords
heating resistor
resistance
heating
resistance value
liquid level
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
JP10993790U
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 JP10993790U priority Critical patent/JPH0466531U/ja
Priority to BR7102380U priority patent/BR7102380U/pt
Publication of JPH0466531U publication Critical patent/JPH0466531U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Description

【図面の簡単な説明】
第1図は液面レベルセンサーSの正面図、第2
図はセンサー基板1の斜視図、第3図は液面レベ
ルセンサーSを用いた検出回路、第4図は他の構
成の検出回路、第5図は基準用発熱抵抗体RH2
の温度と環境温度との関係を示すグラフである。 S……液面レベルセンサー、RH1……検出用
発熱抵抗体、RH2……基準用発熱抵抗体、1…
…センサー基板、3……導電膜体、10a,10
b……ホイーストンブリツジ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 抵抗値の温度依存性がほぼ等しい2つの発熱抵
    抗体を極近傍位置で基板上に配設して電気的に接
    続し、一方を検出用発熱抵抗体とし、他方を保護
    カバーで覆つて基準用発熱抵抗体として、検出用
    発熱抵抗体の、液中と空気中における放熱状態の
    相違から生ずる抵抗値の変化を基準用発熱抵抗体
    との抵抗値比較により検知して、所要液面レベル
    を検知すると共に、両抵抗発熱体またはいずれか
    一方の抵抗発熱体の抵抗値に基づいて液温を検知
    するようにしたことを特徴とする液面レベルセン
    サ。
JP10993790U 1990-10-19 1990-10-19 Pending JPH0466531U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP10993790U JPH0466531U (ja) 1990-10-19 1990-10-19
BR7102380U BR7102380U (pt) 1990-10-19 1991-10-16 Sensor de nivel de liquido

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10993790U JPH0466531U (ja) 1990-10-19 1990-10-19

Publications (1)

Publication Number Publication Date
JPH0466531U true JPH0466531U (ja) 1992-06-11

Family

ID=14522890

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10993790U Pending JPH0466531U (ja) 1990-10-19 1990-10-19

Country Status (2)

Country Link
JP (1) JPH0466531U (ja)
BR (1) BR7102380U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5651029B2 (ja) * 1975-09-12 1981-12-02

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5651029B2 (ja) * 1975-09-12 1981-12-02

Also Published As

Publication number Publication date
BR7102380U (pt) 1992-09-08

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