JPS59130101U - Control device with signal line disconnection detection function - Google Patents
Control device with signal line disconnection detection functionInfo
- Publication number
- JPS59130101U JPS59130101U JP2186983U JP2186983U JPS59130101U JP S59130101 U JPS59130101 U JP S59130101U JP 2186983 U JP2186983 U JP 2186983U JP 2186983 U JP2186983 U JP 2186983U JP S59130101 U JPS59130101 U JP S59130101U
- Authority
- JP
- Japan
- Prior art keywords
- signal line
- relay
- control device
- circuit
- detection function
- 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図はセンサ部の構造を表わす斜視図、第２図は第１
図図示のセンサ部を用いて断線検出機能を持つ制御装置
の一回路例を表わす回路図である。
２・・・リードスイッチ、３・・・ダイオード、４・・
・信号線、ＣＲ３−・・第１（７）リレー、ＣＲ３ａ−
ｗＣＲ３ｄ−その接点、ＣＲ，−・・第２のリレー、Ｃ
Ｒ４ａ−ＣＲ，ｂ−その接点。Figure 1 is a perspective view showing the structure of the sensor section, and Figure 2 is a perspective view showing the structure of the sensor section.
FIG. 2 is a circuit diagram showing an example of a circuit of a control device having a disconnection detection function using the illustrated sensor section. 2...Reed switch, 3...Diode, 4...
・Signal line, CR3-...1st (7) relay, CR3a-
wCR3d - its contacts, CR, - second relay, C
R4a-CR,b-its contact.
Claims (1)
たダイオードとを備えるセンサ部と、該センサの信号を
引出す信号線と、この信号線を介して前記ダイオードの
導通方向及び逆方向に通電回路を切替える一対の切替接
点と常開接点とを有する第１のリレーと、常閉接点を有
する第２のリレーとを備え、かつ、前記第１のリレーを
前記導通方向の通電回路に接続し、前記第２のリレーを
前記逆方向の通電回路に接続すると共に、前記常開接点
及び前記常閉接点を操作手段作動用回路と直列な回路に
接続したことを特徴とする信号線の断線検出機能を有す
る制御装置。A sensor unit includes a normally open contact sensor, a diode connected in parallel to the sensor with opposite polarity, a signal line for drawing out the signal of the sensor, and a conduction direction of the diode and the opposite direction through the signal line. A first relay having a pair of switching contacts and a normally open contact for switching an energized circuit, and a second relay having a normally closed contact, and the first relay is connected to the energized circuit in the conduction direction. and the second relay is connected to the reverse direction energizing circuit, and the normally open contact and the normally closed contact are connected to a circuit in series with the operating means actuating circuit. Control device with detection function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2186983U JPS59130101U (en) | 1983-02-17 | 1983-02-17 | Control device with signal line disconnection detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2186983U JPS59130101U (en) | 1983-02-17 | 1983-02-17 | Control device with signal line disconnection detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59130101U true JPS59130101U (en) | 1984-09-01 |
Family
ID=30152989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2186983U Pending JPS59130101U (en) | 1983-02-17 | 1983-02-17 | Control device with signal line disconnection detection function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59130101U (en) |
-
1983
- 1983-02-17 JP JP2186983U patent/JPS59130101U/en active Pending
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