JPS643989U - - Google Patents
Info
- Publication number
- JPS643989U JPS643989U JP9594187U JP9594187U JPS643989U JP S643989 U JPS643989 U JP S643989U JP 9594187 U JP9594187 U JP 9594187U JP 9594187 U JP9594187 U JP 9594187U JP S643989 U JPS643989 U JP S643989U
- Authority
- JP
- Japan
- Prior art keywords
- input
- output
- output unit
- display device
- emitting means
- 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
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Audible And Visible Signals (AREA)
- Programmable Controllers (AREA)
Description
第１図は本考案入出力表示装置の構成の一例を
示す断面図、第２図はプログラマブルコントロー
ラの入出力ユニツトにおける入力回路の一例を示
す回路図、第３図はその入出力ユニツトの外観を
示す斜視図、第４図は従来の入出力表示装置の概
略例を示す模式図である。
２…端子台、２Ａ…信号端子、２Ｂ…共通端子
、３…入力スイツチ、６…フオトカプラ、８…表
示ＬＥ、２１…プリント基板、３０…光案内部材
、３０Ａ…開口、３０Ｂ…光通路、３１…反射板
。
Fig. 1 is a sectional view showing an example of the configuration of the input/output display device of the present invention, Fig. 2 is a circuit diagram showing an example of the input circuit in the input/output unit of the programmable controller, and Fig. 3 shows the external appearance of the input/output unit. The perspective view shown in FIG. 4 is a schematic diagram showing a schematic example of a conventional input/output display device. 2... Terminal block, 2A... Signal terminal, 2B... Common terminal, 3... Input switch, 6... Photocoupler, 8... Display LE, 21... Printed circuit board, 30... Light guide member, 30A... Opening, 30B... Optical path, 31 …a reflector.
Claims (1)
入出力ユニツトに設けられ、前記端子を介して前
記外部機器から前記入出力ユニツトへの入出力の
有無の状態を表示可能な入出力表示装置において
、 前記入出力ユニツトの内部に配置された基板に
前記発光手段を配設し、該発光手段からの出力光
を光案内部材を介して前記入出力ユニツトの前面
に導くようにしたことを特徴とする入出力表示装
置。[Claims for Utility Model Registration] An input/output unit is provided in which a plurality of terminals connected to an external device are arranged, and the status of input/output from the external device to the input/output unit is determined via the terminals. In the displayable input/output display device, the light emitting means is disposed on a substrate disposed inside the input/output unit, and the output light from the light emitting means is directed to the front surface of the input/output unit via a light guide member. An input/output display device characterized in that it is designed to guide the user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9594187U JPS643989U (en) | 1987-06-24 | 1987-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9594187U JPS643989U (en) | 1987-06-24 | 1987-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643989U true JPS643989U (en) | 1989-01-11 |
Family
ID=31320713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9594187U Pending JPS643989U (en) | 1987-06-24 | 1987-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643989U (en) |
-
1987
- 1987-06-24 JP JP9594187U patent/JPS643989U/ja active Pending
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