JPS58113196U - Control system with backup device - Google Patents
Control system with backup deviceInfo
- Publication number
- JPS58113196U JPS58113196U JP830082U JP830082U JPS58113196U JP S58113196 U JPS58113196 U JP S58113196U JP 830082 U JP830082 U JP 830082U JP 830082 U JP830082 U JP 830082U JP S58113196 U JPS58113196 U JP S58113196U
- Authority
- JP
- Japan
- Prior art keywords
- transmitter
- input circuit
- control device
- backup device
- main control
- 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
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図は従来の代表的な制御システムの１例を示す図、
第２図は本考案に係るバックアップ装置を有した制御シ
ステムの構成例を示す図である。
１・・・検出器、２・・・伝送器、６，９・・・ブロッ
ク、７．１０・・・リミッタ、８，１１・・・入力回路
、Ｅｌ。
Ｒ２・・・電源、Ｄ□、Ｄ２・・・ダイオード、Ｄ３．
Ｄ４・・・ツェナーダイオード、Ｒ２，Ｒ３・・・抵抗
。FIG. 1 is a diagram showing an example of a typical conventional control system.
FIG. 2 is a diagram showing an example of the configuration of a control system having a backup device according to the present invention. 1...Detector, 2...Transmitter, 6, 9...Block, 7.10...Limiter, 8, 11...Input circuit, El. R2...power supply, D□, D2...diode, D3.
D4... Zener diode, R2, R3... Resistor.
Claims (1)
圧を供給し、この伝送器から出力された信号電流Ｉを前
記主制御装置の入力回路へ導入するようにした制御シス
テムにおいて、 前記主制御装置からの電圧を伝送器へ伝える第１のダイ
オードＤ１と、前記バックアップ装置からの電圧を伝送
器へ伝える第２のダイオ゛−ドＤ２と、前記主制御装置
の入力回路の入力端子間に接続されたツェナーダイオー
ドＤ、とを備え、通常時は、前記伝送器からの信号電流
Ｉが、主制御装置の入力回路へ流れ、 前記主制御装置の入力回路を取り外した場合は、前記ツ
ェナーダイオードＤ、に信号電流Ｉが流れるようにした
制御システム。−[Claims for Utility Model Registration] Control that supplies voltage from the main controller or its backup device to a transmitter, and introduces the signal current I output from the transmitter to the input circuit of the main controller. In the system, a first diode D1 that transmits the voltage from the main control device to the transmitter, a second diode D2 that transmits the voltage from the backup device to the transmitter, and an input circuit of the main control device. and a Zener diode D connected between the input terminals of the transmitter, under normal conditions, the signal current I from the transmitter flows to the input circuit of the main control device, and when the input circuit of the main control device is removed. is a control system in which a signal current I flows through the Zener diode D. −
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP830082U JPS58113196U (en) | 1982-01-25 | 1982-01-25 | Control system with backup device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP830082U JPS58113196U (en) | 1982-01-25 | 1982-01-25 | Control system with backup device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58113196U true JPS58113196U (en) | 1983-08-02 |
Family
ID=30021005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP830082U Pending JPS58113196U (en) | 1982-01-25 | 1982-01-25 | Control system with backup device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58113196U (en) |
-
1982
- 1982-01-25 JP JP830082U patent/JPS58113196U/en active Pending
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