JPH0374316U - - Google Patents
Info
- Publication number
- JPH0374316U JPH0374316U JP13487789U JP13487789U JPH0374316U JP H0374316 U JPH0374316 U JP H0374316U JP 13487789 U JP13487789 U JP 13487789U JP 13487789 U JP13487789 U JP 13487789U JP H0374316 U JPH0374316 U JP H0374316U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- sensor
- variable resistor
- bridge circuit
- temperature
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000002596 correlated effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Voltage And Current In General (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は本考案に係る一実施例の温度補償駆動
回路を示す図、第２図は従来の温度補償駆動回路
を示す図である。
図中、Ｒ１，Ｒ３，Ｒ４……固定抵抗、Ｒ２…
…感温抵抗、Ａ……演算増幅器、Ｓ……センサ、
Ｒｖ……可変抵抗である。
FIG. 1 is a diagram showing a temperature compensation drive circuit according to an embodiment of the present invention, and FIG. 2 is a diagram showing a conventional temperature compensation drive circuit. In the figure, R1, R3, R4...fixed resistance, R2...
...temperature-sensitive resistor, A...operational amplifier, S...sensor,
Rv...variable resistance.
Claims (1)
ブリツジ回路と、 該ブリツジ回路の出力を抵抗分圧する可変抵抗
と、 該可変抵抗により分圧された電圧に相関する電
流をセンサに供給する電圧／電流変換手段からな
ることを特徴とするセンサ用温度補償駆動回路。[Claims for Utility Model Registration] A bridge circuit including at least one temperature-sensitive resistance element on one side, a variable resistor that divides the output of the bridge circuit into a resistive voltage, and a voltage that is correlated with the voltage divided by the variable resistor. 1. A temperature compensation drive circuit for a sensor, comprising voltage/current conversion means for supplying current to the sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13487789U JPH0374316U (en) | 1989-11-22 | 1989-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13487789U JPH0374316U (en) | 1989-11-22 | 1989-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0374316U true JPH0374316U (en) | 1991-07-25 |
Family
ID=31682181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13487789U Pending JPH0374316U (en) | 1989-11-22 | 1989-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0374316U (en) |
-
1989
- 1989-11-22 JP JP13487789U patent/JPH0374316U/ja active Pending