JPS59195851U - data input circuit - Google Patents
data input circuitInfo
- Publication number
- JPS59195851U JPS59195851U JP1983090324U JP9032483U JPS59195851U JP S59195851 U JPS59195851 U JP S59195851U JP 1983090324 U JP1983090324 U JP 1983090324U JP 9032483 U JP9032483 U JP 9032483U JP S59195851 U JPS59195851 U JP S59195851U
- Authority
- JP
- Japan
- Prior art keywords
- data input
- input circuit
- capacitor
- control unit
- wave rectifier
- 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
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Bidirectional Digital Transmission (AREA)
- Optical Communication System (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図は従来のデータ入力回路の一例を示す回路図、第
２図は本考案の一実施例を示す回路図、第３図は第２図
の回路の動作を説明する為の信号波形図である。
１・・・信号発生源、１３，１５．１６・・・抵抗、１
４・・・整流用ダイオード、１７・・・コンデンサ、１
９．２９・・・ホトカプラ。Fig. 1 is a circuit diagram showing an example of a conventional data input circuit, Fig. 2 is a circuit diagram showing an embodiment of the present invention, and Fig. 3 is a signal waveform diagram for explaining the operation of the circuit shown in Fig. 2. It is. 1... Signal generation source, 13, 15.16... Resistor, 1
4... Rectifier diode, 17... Capacitor, 1
9.29...Hotocoupler.
Claims (1)
重畳された被検出信号を整流する半波整流回路と、この
半波整流回路の出力によって充電されるコンデンサと、
このコンデンサの両端に接続され、前記被検出信号を制
御部へ送出する光電変換素子および＄制御部からの指令
によりオン、オフ制御されるスイッチング素子から成る
直列回路とを備えたことを特徴とするデータ入力回路。a half-wave rectifier circuit that rectifies an AC output signal of a commercial AC power supply and a detected signal superimposed on the AC output signal; a capacitor that is charged by the output of the half-wave rectifier circuit;
The device is characterized by comprising a series circuit connected to both ends of the capacitor and consisting of a photoelectric conversion element that sends the detected signal to a control unit, and a switching element that is controlled on and off by a command from the $ control unit. Data input circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983090324U JPS59195851U (en) | 1983-06-13 | 1983-06-13 | data input circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983090324U JPS59195851U (en) | 1983-06-13 | 1983-06-13 | data input circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59195851U true JPS59195851U (en) | 1984-12-26 |
Family
ID=30220239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983090324U Pending JPS59195851U (en) | 1983-06-13 | 1983-06-13 | data input circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59195851U (en) |
-
1983
- 1983-06-13 JP JP1983090324U patent/JPS59195851U/en active Pending
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