JPS59132658U - Photocoupler input circuit - Google Patents
Photocoupler input circuitInfo
- Publication number
- JPS59132658U JPS59132658U JP2740083U JP2740083U JPS59132658U JP S59132658 U JPS59132658 U JP S59132658U JP 2740083 U JP2740083 U JP 2740083U JP 2740083 U JP2740083 U JP 2740083U JP S59132658 U JPS59132658 U JP S59132658U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- photocoupler
- conductor
- switch
- cathode
- 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
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図及び第２図は従来のフォトカプラ入力回路を示す
説明図、第３図及び第４図はこの考案の一実施例を示す
説明図である。
図において１はフォトカプラ、２は外部接点、３．４．
５はスイッチ、＄ａ、５ｂ、５ｃはスルーホール、７ａ
、７ｂ、７ｃはジャンパ線、１０はプリント基板を示す
。なお、各図中同一符号は同一または相当する部分を示
すものとする。1 and 2 are explanatory diagrams showing a conventional photocoupler input circuit, and FIGS. 3 and 4 are explanatory diagrams showing an embodiment of this invention. In the figure, 1 is a photocoupler, 2 is an external contact, 3.4.
5 is a switch, $a, 5b, 5c are through holes, 7a
, 7b, 7c are jumper wires, and 10 is a printed circuit board. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
ト基板に取付けられた正電源端子、上記プリント基板に
取付けられた接地端子、上記プリント基板に取付けられ
、外部スイッチの両端子を接続する第１及び第２の端子
、上記正電源端子と上記第１の端子間を接続する導線を
接続するために設けられる第１のスイッチ、上記フォト
カプラのアノードと上記第２の端子間を接続する導線を
接断するために設けられる第２のスイッチ、上記フォト
カプラのカソードと上記接地端子間を接続する導線を接
断するために設けられる第３のスイッチ、上記正電源端
子と上記フォトカプラのアノード間及び上記第１の端子
と上記フォトカプラのカソード間ならびに上記第２の端
子と上記接地端子間をそれぞれスルーホールを念通した
ジャンパ線、又はスイッチで接断てきる導線を介して接
続する手段を備えたフォトカプラ入力回路。a photocoupler attached to the printed circuit board; a positive power terminal attached to the printed circuit board; a ground terminal attached to the printed circuit board; first and second terminals attached to the printed circuit board and connecting both terminals of the external switch. a terminal, a first switch provided for connecting a conductor connecting between the positive power supply terminal and the first terminal, and a first switch for disconnecting the conductor connecting between the anode of the photocoupler and the second terminal. a second switch provided for connecting the cathode of the photocoupler and the ground terminal, a third switch provided for connecting or disconnecting the conductor between the cathode of the photocoupler and the ground terminal, a third switch provided for connecting the conductor between the positive power supply terminal and the anode of the photocoupler, and a third switch provided for connecting the conductor between the cathode of the photocoupler and the ground terminal; The photocoupler is equipped with means for connecting between the first terminal and the cathode of the photocoupler and between the second terminal and the grounding terminal via a jumper wire having a through hole, or a conductive wire that can be disconnected by a switch. Coupler input circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2740083U JPS59132658U (en) | 1983-02-24 | 1983-02-24 | Photocoupler input circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2740083U JPS59132658U (en) | 1983-02-24 | 1983-02-24 | Photocoupler input circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59132658U true JPS59132658U (en) | 1984-09-05 |
Family
ID=30158284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2740083U Pending JPS59132658U (en) | 1983-02-24 | 1983-02-24 | Photocoupler input circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59132658U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5664491A (en) * | 1979-10-29 | 1981-06-01 | Atsugi Motor Parts Co Ltd | Printed board |
-
1983
- 1983-02-24 JP JP2740083U patent/JPS59132658U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5664491A (en) * | 1979-10-29 | 1981-06-01 | Atsugi Motor Parts Co Ltd | Printed board |
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