JPH0428305U - - Google Patents
Info
- Publication number
- JPH0428305U JPH0428305U JP6885390U JP6885390U JPH0428305U JP H0428305 U JPH0428305 U JP H0428305U JP 6885390 U JP6885390 U JP 6885390U JP 6885390 U JP6885390 U JP 6885390U JP H0428305 U JPH0428305 U JP H0428305U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- input
- current limiting
- programmable controller
- circuit board
- 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
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Programmable Controllers (AREA)
Description
第１図はこの考案の一実施例である入力回路に
用いられる入力電流制限用モジユールの斜視図、
第２図は同上入力回路における各回路部品をプリ
ント基板に搭載した側面配置図、第３図はＰＣに
おけるＡＣ用入力回路図、第４図は従来の入力回
路における各回路部品をプリント基板に搭載した
側面配置図、第５図はＰＣにおけるＤＣ用入力回
路図である。
２……電流制限用モジユール、３……整流用ダ
イオードブリツジ、４……フオトカプラ、６……
プリント基板。
FIG. 1 is a perspective view of an input current limiting module used in an input circuit, which is an embodiment of this invention.
Figure 2 is a side layout diagram of each circuit component in the same input circuit mounted on a printed circuit board, Figure 3 is a diagram of an AC input circuit for a PC, and Figure 4 is a diagram of each circuit component in a conventional input circuit mounted on a printed circuit board. The side layout diagram shown in FIG. 5 is a DC input circuit diagram of the PC. 2... Current limiting module, 3... Rectifier diode bridge, 4... Photocoupler, 6...
Printed board.
Claims (1)
イオードブリツジとフオトカプラとがプリント基
板に搭載されたプログラマブルコントローラの入
力回路において、入力電流制限用インピーダンス
回路をプリント基板に着脱可能なように構成した
ことを特徴とするプログラマブルコントローラの
入力回路。 In the input circuit of a programmable controller in which an input current limiting impedance circuit, a rectifying diode bridge, and a photocoupler are mounted on a printed circuit board, the input current limiting impedance circuit is configured to be detachable from the printed circuit board. Input circuit of programmable controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6885390U JPH0428305U (en) | 1990-06-28 | 1990-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6885390U JPH0428305U (en) | 1990-06-28 | 1990-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0428305U true JPH0428305U (en) | 1992-03-06 |
Family
ID=31603648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6885390U Pending JPH0428305U (en) | 1990-06-28 | 1990-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0428305U (en) |
-
1990
- 1990-06-28 JP JP6885390U patent/JPH0428305U/ja active Pending
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