JPS5832528U - Short-circuit protection method of contact output card for controller - Google Patents
Short-circuit protection method of contact output card for controllerInfo
- Publication number
- JPS5832528U JPS5832528U JP12423681U JP12423681U JPS5832528U JP S5832528 U JPS5832528 U JP S5832528U JP 12423681 U JP12423681 U JP 12423681U JP 12423681 U JP12423681 U JP 12423681U JP S5832528 U JPS5832528 U JP S5832528U
- Authority
- JP
- Japan
- Prior art keywords
- controller
- short
- contact output
- output card
- protection method
- 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
- Relay Circuits (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図は従来のコントローラ用接点出力カードの短絡保
護方式を示す回路図、第２図はこの考案の一実施例によ
るコントローラ用接点出力カード短絡保護方式を示す回
路図である。
１・・・・・・コントローラ、２・・・・・・接点出力
カード、３〜５・・・・・・リレーコイル、６〜８・・
・・・・接点、９〜１２・・・・・・外線ケーブル、１
３・・・・・・リレー盤、１４・・・・・・電源トラン
ス、１５・曲・保護スイッチ、１６゜１７・・・・・・
補助リレー、１８・・・・・・現場盤、１９・・・・・
・表示灯、２０・・・・・・短絡点、２１ａ〜２１Ｃ・
・・・・・小形ヒユーズ。なお、図中、同一符号は同一
または相当部分を糸す。FIG. 1 is a circuit diagram showing a conventional short-circuit protection method for a contact output card for a controller, and FIG. 2 is a circuit diagram showing a short-circuit protection method for a contact output card for a controller according to an embodiment of the present invention. 1...Controller, 2...Contact output card, 3-5...Relay coil, 6-8...
...Contact, 9 to 12...External cable, 1
3...Relay board, 14...Power transformer, 15.Song/protection switch, 16°17...
Auxiliary relay, 18... Field board, 19...
・Indicator light, 20... Short circuit point, 21a to 21C・
...Small fuse. In the drawings, the same reference numerals refer to the same or corresponding parts.
Claims (1)
力カードに設けた複数個のリレーと、これ等リレーの各
接点に外線ケーブルを介して接続した外部装置と、上記
の各接点と直列にそれぞれ接続され短絡発生時に溶断し
て回路を保護する小形ヒユーズとを備えたコントローラ
用接点出力カードの短絡保護方式。A contact output card attached to the controller, multiple relays installed on this contact output card, an external device connected to each contact of these relays via an external cable, and each connected in series with each of the above contacts. A short-circuit protection method for controller contact output cards equipped with a small fuse that protects the circuit by blowing out when a short circuit occurs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12423681U JPS5832528U (en) | 1981-08-21 | 1981-08-21 | Short-circuit protection method of contact output card for controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12423681U JPS5832528U (en) | 1981-08-21 | 1981-08-21 | Short-circuit protection method of contact output card for controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5832528U true JPS5832528U (en) | 1983-03-03 |
Family
ID=29918114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12423681U Pending JPS5832528U (en) | 1981-08-21 | 1981-08-21 | Short-circuit protection method of contact output card for controller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5832528U (en) |
-
1981
- 1981-08-21 JP JP12423681U patent/JPS5832528U/en active Pending
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