JPS642120U - - Google Patents

Info

Publication number
JPS642120U
JPS642120U JP9539387U JP9539387U JPS642120U JP S642120 U JPS642120 U JP S642120U JP 9539387 U JP9539387 U JP 9539387U JP 9539387 U JP9539387 U JP 9539387U JP S642120 U JPS642120 U JP S642120U
Authority
JP
Japan
Prior art keywords
resistor
resistors
level sensor
liquid level
liquid
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
Application number
JP9539387U
Other languages
Japanese (ja)
Other versions
JPH0434430Y2 (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 JP1987095393U priority Critical patent/JPH0434430Y2/ja
Publication of JPS642120U publication Critical patent/JPS642120U/ja
Application granted granted Critical
Publication of JPH0434430Y2 publication Critical patent/JPH0434430Y2/ja
Expired 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】[Brief explanation of the drawing]

第１図は本考案の実施例を示す説明図である。
第２図は感度と電流値、抵抗値との関係を示す説
明図である。第３図は抵抗体がｎ個の場合と１つ
の場合との消費電力の比率を示す説明図である。
第４図は従来技術の説明図である。 ３…抵抗体、５…一定電流源、７…検出部。 FIG. 1 is an explanatory diagram showing an embodiment of the present invention.
FIG. 2 is an explanatory diagram showing the relationship between sensitivity, current value, and resistance value. FIG. 3 is an explanatory diagram showing the ratio of power consumption when there are n resistors and when there is one resistor.
FIG. 4 is an explanatory diagram of the prior art. 3...Resistor, 5...Constant current source, 7...Detector.

Claims (1)

【実用新案登録請求の範囲】 (1) 液体中に少なくとも一端部側を浸漬される
複数の抵抗体を互いに平行に配置して設けると共
に各抵抗体を直列に接続して設け、直列に接続さ
れた上記抵抗体の両端に加熱用の定電流源を接続
して設けると共に電圧検出部を接続してなること
を特徴とする液面レベルセンサ。 (2) 各抵抗体の抵抗値はほぼ等しく、かつ各抵
抗体はほぼ同一レベルに配置されていることを特
徴とする実用新案登録請求の範囲第１項に記載の
液面レベルセンサ。[Claims for Utility Model Registration] (1) A plurality of resistors having at least one end immersed in a liquid are arranged parallel to each other, and each resistor is connected in series. A liquid level sensor characterized in that a constant current source for heating is connected to both ends of the resistor and a voltage detecting section is connected thereto. (2) The liquid level sensor according to claim 1, wherein the resistance values of each resistor are approximately equal, and the resistors are arranged at approximately the same level.
JP1987095393U 1987-06-23 1987-06-23 Expired JPH0434430Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987095393U JPH0434430Y2 (en) 1987-06-23 1987-06-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987095393U JPH0434430Y2 (en) 1987-06-23 1987-06-23

Publications (2)

Publication Number Publication Date
JPS642120U true JPS642120U (en) 1989-01-09
JPH0434430Y2 JPH0434430Y2 (en) 1992-08-17

Family

ID=30959871

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987095393U Expired JPH0434430Y2 (en) 1987-06-23 1987-06-23

Country Status (1)

Country Link
JP (1) JPH0434430Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04150520A (en) * 1990-10-13 1992-05-25 Toyota Tsusho Kk Impedance binarization circuit
JPH04310823A (en) * 1991-04-09 1992-11-02 Murata Mfg Co Ltd Detecting device of liquid level
WO1997008518A1 (en) * 1995-08-30 1997-03-06 Hitachi, Ltd. Level gauge using superconductive sensor wire

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016957U (en) * 1973-06-11 1975-02-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5016957U (en) * 1973-06-11 1975-02-22

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04150520A (en) * 1990-10-13 1992-05-25 Toyota Tsusho Kk Impedance binarization circuit
JPH04310823A (en) * 1991-04-09 1992-11-02 Murata Mfg Co Ltd Detecting device of liquid level
WO1997008518A1 (en) * 1995-08-30 1997-03-06 Hitachi, Ltd. Level gauge using superconductive sensor wire

Also Published As

Publication number Publication date
JPH0434430Y2 (en) 1992-08-17

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