JPS5990874U - detection circuit - Google Patents
detection circuitInfo
- Publication number
- JPS5990874U JPS5990874U JP18679382U JP18679382U JPS5990874U JP S5990874 U JPS5990874 U JP S5990874U JP 18679382 U JP18679382 U JP 18679382U JP 18679382 U JP18679382 U JP 18679382U JP S5990874 U JPS5990874 U JP S5990874U
- Authority
- JP
- Japan
- Prior art keywords
- input terminal
- resistor
- detection circuit
- connection point
- change
- 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
Links
Landscapes
- Measuring Magnetic Variables (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の検出回路を示す回路図、第２図は従来回
路の欠点を説明するための回路図、第３図は本考案の一
実施例を示す回路図、第４図は実施例の等価回路を示す
回路図および第５図は周波数特性を示す図である。
図において、１，２・・・・・・センサ、３． ４．
５゜１３・・・・・・抵抗、６・・・・・・演算増幅器
、７，１４・・・・・・コンデンサ、８・・・・・・検
出回路、９・・・・・・親器、１０・・・・・・ケーブ
ル、１１・・・・・・雑音電波、１２・・・・・・電流
ループ、１５，１６，１７．１８・・・・・・コンダク
タンス。Fig. 1 is a circuit diagram showing a conventional detection circuit, Fig. 2 is a circuit diagram for explaining the drawbacks of the conventional circuit, Fig. 3 is a circuit diagram showing an embodiment of the present invention, and Fig. 4 is an embodiment. A circuit diagram showing an equivalent circuit of and FIG. 5 are diagrams showing frequency characteristics. In the figure, 1, 2... sensors, 3. 4.
5゜13...Resistor, 6...Operation amplifier, 7,14...Capacitor, 8...Detection circuit, 9...Parent device, 10... cable, 11... noise radio wave, 12... current loop, 15, 16, 17.18... conductance.
Claims (1)
１および第２の検出手段がそれぞれ挿入された第１の辺
および第２の辺と第１の抵抗が挿入された第３の辺と第
２の抵抗が挿入された第４の辺とを有するブリッジ回路
と、第１の入力端子が前記第１の辺と第２の辺との接続
点に接続され第２の入力端子が前記第３の辺と第４の辺
との接続点に接続された増幅手段と、前記第１の入力端
子と第２の入力端子との間に接続、され第３の抵抗とコ
ンデンサとの並列接続からなる特性補正手段とから構成
されたことを特徴とする検出回路。A first side and a second side in which first and second detection means for detecting a change in a physical quantity as a change in impedance are respectively inserted, and a third side in which a first resistor is inserted and a second resistor. a fourth side into which a bridge circuit is inserted, a first input terminal connected to a connection point between the first side and the second side, and a second input terminal connected to the third side; Amplifying means connected to the connection point with the fourth side, and characteristic correction means connected between the first input terminal and the second input terminal, and comprising a third resistor and a capacitor connected in parallel. A detection circuit comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18679382U JPS5990874U (en) | 1982-12-09 | 1982-12-09 | detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18679382U JPS5990874U (en) | 1982-12-09 | 1982-12-09 | detection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5990874U true JPS5990874U (en) | 1984-06-20 |
Family
ID=30403378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18679382U Pending JPS5990874U (en) | 1982-12-09 | 1982-12-09 | detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5990874U (en) |
-
1982
- 1982-12-09 JP JP18679382U patent/JPS5990874U/en active Pending
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