JPS58134048U - Input/output signal conversion circuit - Google Patents
Input/output signal conversion circuitInfo
- Publication number
- JPS58134048U JPS58134048U JP2994982U JP2994982U JPS58134048U JP S58134048 U JPS58134048 U JP S58134048U JP 2994982 U JP2994982 U JP 2994982U JP 2994982 U JP2994982 U JP 2994982U JP S58134048 U JPS58134048 U JP S58134048U
- Authority
- JP
- Japan
- Prior art keywords
- conversion circuit
- input
- output signal
- signal
- signal conversion
- 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
- Alarm Systems (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (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図は本考案による入出力信号変換回路の一実施例を
示す回路図である。
１・・・・・・表示信号駆動回路、２・・・・・・入力
レベル変換回路、３． ４． ５・・・・・・端子。FIG. 1 is a circuit diagram showing an embodiment of an input/output signal conversion circuit according to the present invention. 1...Display signal drive circuit, 2...Input level conversion circuit, 3. 4. 5...Terminal.
Claims (1)
る回路として、あるいは機器の状態を見て操作するスイ
ッチ等の入力レベル変換回路として使用される監視制御
装置の入出力信号変換回路において、前記表示信号駆動
回路の出力端と前記入力レベル変換回路の入力端を接続
し、前記表示信号を前記入力レベル変換回路の出力端で
モニタ可能とし、さらに前記表示信号駆動回路の出力端
に信号を入力したとき、前記入力レベル変換回路の出力
端にレベル変換された信号が出力されるように構成した
ことを特徴とする入出力信号変換回路。In an input/output signal conversion circuit of a supervisory control device, which is used as a circuit for driving a display element such as a lamp to display the status of the equipment, or as an input level conversion circuit for a switch or the like that is operated by checking the status of the equipment, the above-mentioned An output end of the display signal drive circuit and an input end of the input level conversion circuit are connected, the display signal can be monitored at the output end of the input level conversion circuit, and a signal is inputted to the output end of the display signal drive circuit. An input/output signal conversion circuit characterized in that the input/output signal conversion circuit is configured such that a level-converted signal is outputted to an output terminal of the input level conversion circuit when the input level conversion circuit does so.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2994982U JPS58134048U (en) | 1982-03-02 | 1982-03-02 | Input/output signal conversion circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2994982U JPS58134048U (en) | 1982-03-02 | 1982-03-02 | Input/output signal conversion circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58134048U true JPS58134048U (en) | 1983-09-09 |
Family
ID=30041708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2994982U Pending JPS58134048U (en) | 1982-03-02 | 1982-03-02 | Input/output signal conversion circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58134048U (en) |
-
1982
- 1982-03-02 JP JP2994982U patent/JPS58134048U/en active Pending
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