JPH0458705U - - Google Patents
Info
- Publication number
- JPH0458705U JPH0458705U JP10229490U JP10229490U JPH0458705U JP H0458705 U JPH0458705 U JP H0458705U JP 10229490 U JP10229490 U JP 10229490U JP 10229490 U JP10229490 U JP 10229490U JP H0458705 U JPH0458705 U JP H0458705U
- Authority
- JP
- Japan
- Prior art keywords
- input
- output
- module
- photocoupler
- positive
- 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 3
Landscapes
- Programmable Controllers (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図は第１図ものとはモジユールを逆に入れ換えた
ものの構成図、第３図および第４図は従来のシー
ケンサの入出力装置の構成図である。
１，３……出力モジユール、２，４……入力モ
ジユール、１０……出力モジユール、１１……フ
オトカプラ、１２……トランジスタ、１３，１４
，１５……抵抗、２０……入力モジユール、２１
……フオトカプラ、２２……抵抗、スイツチ……
ＳＷ１，ＳＷ２。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
This figure is a block diagram of a system in which the modules are reversely replaced with those in FIG. 1, and FIGS. 3 and 4 are block diagrams of conventional sequencer input/output devices. 1, 3... Output module, 2, 4... Input module, 10... Output module, 11... Photocoupler, 12... Transistor, 13, 14
, 15...Resistor, 20...Input module, 21
...photocoupler, 22...resistance, switch...
SW1, SW2.
Claims (1)
れるトランジスタとからなる複数の出力回路を有
する出力モジユールと、この出力回路と対応して
直列に接続されるフオトカプラからなる複数の入
力回路を有する入力モジユールとを直流電源の正
極（＋）側電源ラインと負極（−）側電源ライン
との間に設けたシーケンサの入出力装置において
、 前記出力モジユールが各出力回路の正負極側に
夫々接続された２つの接点を有して電流の流れる
方向に切り換えるための切換手段と、前記入力モ
ジユールが各入力回路の正負極側に夫々接続され
た２つの接点を有して電流の流れる方向を切り換
えるための切換手段とを備えたことを特徴とする
シーケンサの入出力装置。[Claims for Utility Model Registration] An output module having a plurality of output circuits each including a photocoupler and a transistor driven by the photocoupler, and a plurality of input circuits each including a photocoupler connected in series in correspondence with the output circuit. In a sequencer input/output device in which an input module having an input module is provided between a positive (+) side power line and a negative (-) side power line of a DC power supply, the output module is connected to the positive and negative sides of each output circuit, respectively. the input module has two contacts connected to the positive and negative pole sides of each input circuit to switch the direction in which the current flows; An input/output device for a sequencer, characterized in that it is equipped with a switching means for.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10229490U JPH0458705U (en) | 1990-09-28 | 1990-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10229490U JPH0458705U (en) | 1990-09-28 | 1990-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0458705U true JPH0458705U (en) | 1992-05-20 |
Family
ID=31846408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10229490U Pending JPH0458705U (en) | 1990-09-28 | 1990-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0458705U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007140924A (en) * | 2005-11-18 | 2007-06-07 | Hitachi Computer Peripherals Co Ltd | Contact signal transmitting and receiving device |
-
1990
- 1990-09-28 JP JP10229490U patent/JPH0458705U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007140924A (en) * | 2005-11-18 | 2007-06-07 | Hitachi Computer Peripherals Co Ltd | Contact signal transmitting and receiving device |
| JP4585959B2 (en) * | 2005-11-18 | 2010-11-24 | 日立コンピュータ機器株式会社 | Contact signal transmitter / receiver |