JPS5890401U - Sequencer input device - Google Patents
Sequencer input deviceInfo
- Publication number
- JPS5890401U JPS5890401U JP18607781U JP18607781U JPS5890401U JP S5890401 U JPS5890401 U JP S5890401U JP 18607781 U JP18607781 U JP 18607781U JP 18607781 U JP18607781 U JP 18607781U JP S5890401 U JPS5890401 U JP S5890401U
- Authority
- JP
- Japan
- Prior art keywords
- current
- input device
- input
- sequencer
- block
- 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
- Safety Devices In Control Systems (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図は所定入力点数ずつのブロックに分割し、データ
バスによって択一的に処理部に取り込む方式のシーケン
サ入力部の構成を説明するためのブロック図、第２図は
同人力部における各ブロックのスイッチング装置の故障
対策の一例を示すブロック図、第３図は本考案の一実施
例（要部）を示す接続図、第４図は本考案の他の実施例
（要部）を示す接続図である。
ｈ、 １２・・・入力部のブロック、２・・・処理部
、ＰＣ・・・フォトカプラ、ＣＬ・・・共通接続線、Ｓ
Ｗ□〜ＳＷ３・・・スイッチング装置、Ｆ・・・ヒユー
ズ、Ｒ・・・抵抗、ＢＬ・・・データバス。Figure 1 is a block diagram for explaining the configuration of a sequencer input unit that is divided into blocks each having a predetermined number of input points and is selectively input to the processing unit via a data bus. Figure 2 is a block diagram of each block in the human power unit. 3 is a connection diagram showing one embodiment (main part) of the present invention, and Fig. 4 is a connection diagram showing another embodiment (main part) of the present invention. It is a diagram. h, 12... Input section block, 2... Processing section, PC... Photocoupler, CL... Common connection line, S
W□~SW3...Switching device, F...Fuse, R...Resistor, BL...Data bus.
Claims (3)
クにグループ化し、各ブロックと処理部の入力ポートの
間のデータラインにバスを用いるとともに、入力の共通
接続線をスイッチング装置で分離し、処理部の出力ポー
トからの信号で所要のブロックのみを選択するシーケン
サの入力装置において、前記共通接続線に所定値以上の
電流が所定時間以上流れたときに溶断するヒユーズを各
ブロック毎に挿設するとともに、信号電流に重畳される
ヒユーズ溶断助成電流の供給路を形成したことを特徴と
するシーケンサの入力装置。(1) A large number of signal conversion elements are grouped into blocks each having a predetermined number of input points, a bus is used for the data line between each block and the input port of the processing unit, and the common input connection line is separated by a switching device. In a sequencer input device that selects only the required block with a signal from the output port of the processing section, a fuse is inserted in each block that blows when a current of a predetermined value or more flows through the common connection line for a predetermined period of time. An input device for a sequencer, further comprising a supply path for a fuse blowing assisting current superimposed on the signal current.
イッチング装置によりヒユーズ溶断助成電流の供給路を
構成した実用新案登録請求の範囲第１項記載のシーケン
サの入力装置。(2) An input device for a sequencer according to claim 1, wherein a supply path for a fuse blowing assisting current is formed by a current setting resistor and a switching device that is unlocked when an abnormality is detected.
置によりヒユーズ溶断助成電流の供給路を構成した実用
新案登録請求の範囲第１項記載のシーケンサの入力装置
。(3) An input device for a sequencer according to claim 1, wherein a current setting resistor and a switching device for block selection constitute a supply path for a fuse blowing assisting current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18607781U JPS5890401U (en) | 1981-12-14 | 1981-12-14 | Sequencer input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18607781U JPS5890401U (en) | 1981-12-14 | 1981-12-14 | Sequencer input device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5890401U true JPS5890401U (en) | 1983-06-18 |
Family
ID=29987710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18607781U Pending JPS5890401U (en) | 1981-12-14 | 1981-12-14 | Sequencer input device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5890401U (en) |
-
1981
- 1981-12-14 JP JP18607781U patent/JPS5890401U/en active Pending
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