JPS5857973U - Deviation measurement circuit - Google Patents
Deviation measurement circuitInfo
- Publication number
- JPS5857973U JPS5857973U JP15475781U JP15475781U JPS5857973U JP S5857973 U JPS5857973 U JP S5857973U JP 15475781 U JP15475781 U JP 15475781U JP 15475781 U JP15475781 U JP 15475781U JP S5857973 U JPS5857973 U JP S5857973U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- reference value
- deviation
- operational amplifier
- setting
- 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
- Measurement Of Current Or Voltage (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の偏差測定回路の一実施例の回路図、第
２図は第１図の基準値設定時の構成図、第３図は第１図
の偏差測定時の構成図、第４図は第１図の応用例を示す
図である。
Ａ・・・演算増巾器、Ｒ１−Ｒ１・・・抵抗器、■□・
・・基準電源、Ｓ□〜Ｓ、・・・切換スイッチ、Ａ−Ｄ
・・・アナログ・ディジタル変換器、ＤＩＳ・・・表示
回路、Ｍ・・・指示電気計器。Fig. 1 is a circuit diagram of one embodiment of the deviation measuring circuit of the present invention, Fig. 2 is a block diagram when setting the reference value in Fig. 1, Fig. 3 is a block diagram when measuring the deviation in Fig. 1, FIG. 4 is a diagram showing an example of application of FIG. 1. A... Arithmetic amplifier, R1-R1... Resistor, ■□・
・・Reference power supply, S□～S, ・・Selector switch, A-D
...Analog-digital converter, DIS...Display circuit, M...Indication electric meter.
Claims (1)
れる演算増巾器の出力電圧をディジタル信号に変換した
のち表示させる表示回路を有する基準値設定回路、被測
定入力によって前記可変抵抗器に流れる電流と前記基準
値設定時において前記可変抵抗器に流れる電流の差に応
じた電圧を前記演算増巾器の帰還回路に接続される固定
抵抗器で発生させる偏差信号発生回路、該偏差信号発生
回路が発生する基準値からの偏差を指示する指示電気計
器、偏差信号発生時において被測定入力をディジタル信
号に変栖したのち前記表示回路で表示させる手段、及び
基準値設定回路と偏差信号発生回路とに用いられる演算
増巾器を共用させる切換スイッチを具備にした偏差測定
回路。A reference value setting circuit has a display circuit that converts the output voltage of an operational amplifier to a digital signal and displays the output voltage of an operational amplifier connected to a variable resistor for setting a reference value in a feedback circuit; a deviation signal generating circuit that generates a voltage in a fixed resistor connected to a feedback circuit of the operational amplifier, the deviation signal according to the difference between the current flowing through the variable resistor and the current flowing through the variable resistor when setting the reference value; An indicating electric meter that indicates the deviation from the reference value generated by the generation circuit, means for converting the input to be measured into a digital signal when the deviation signal is generated and displaying it on the display circuit, and a reference value setting circuit and the deviation signal generation. A deviation measurement circuit equipped with a changeover switch that shares the operational amplifier used in the circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15475781U JPS5857973U (en) | 1981-10-16 | 1981-10-16 | Deviation measurement circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15475781U JPS5857973U (en) | 1981-10-16 | 1981-10-16 | Deviation measurement circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5857973U true JPS5857973U (en) | 1983-04-19 |
Family
ID=29947350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15475781U Pending JPS5857973U (en) | 1981-10-16 | 1981-10-16 | Deviation measurement circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5857973U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4418626Y1 (en) * | 1966-09-24 | 1969-08-11 |
-
1981
- 1981-10-16 JP JP15475781U patent/JPS5857973U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4418626Y1 (en) * | 1966-09-24 | 1969-08-11 |
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