JPS6415439U - - Google Patents
Info
- Publication number
- JPS6415439U JPS6415439U JP10925187U JP10925187U JPS6415439U JP S6415439 U JPS6415439 U JP S6415439U JP 10925187 U JP10925187 U JP 10925187U JP 10925187 U JP10925187 U JP 10925187U JP S6415439 U JPS6415439 U JP S6415439U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- slave device
- ground
- main device
- ground line
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Feedback Control In General (AREA)
- Dc Digital Transmission (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Description
第１図及び第２図は本考案に係る接続装置の第
１及び第２の実施例を示す図である。
Ａは主装置、Ｂは従装置、６は断線検出回路、
ｌｅ１，ｌｅ２はアース線路、ｌ１は電源供給線
路、ｌ２，ｌ３は信号線路。
1 and 2 are diagrams showing first and second embodiments of a connecting device according to the present invention. A is the main device, B is the slave device, 6 is the disconnection detection circuit,
le 1 and le 2 are ground lines, l 1 is a power supply line, and l 2 and l 3 are signal lines.
Claims (1)
の授受を行うと共に前記主装置より電源供給を受
ける従装置とを接続する接続装置であつて、 前記主装置と前記従装置の間に信号授受の為の
信号線路及び信号用の第１アース線路を接続する
と共に前記従装置に電源を供給すべく電源供給線
路及び電源用の第２アース線路を接続し、 更に前記従装置内に於いて前記第１及び第２ア
ース線路を接続すると共に前記主装置内に前記第
２アース線路に接地側が接続される断線検出回路
を設け、 前記第２アース線路が断線したとき電源遮断状
態となる前記断線検出回路より断線検出出力を得
る構成とした二装置の接続装置。[Claims for Utility Model Registration] A connection device for connecting a main device with a built-in power supply and a slave device that exchanges signals with the main device and receives power supply from the main device, the main device comprising: A signal line for transmitting and receiving signals and a first ground line for signals are connected between the slave device and the slave device, and a power supply line and a second ground line for power supply are connected to supply power to the slave device, Furthermore, a disconnection detection circuit is provided in the slave device to connect the first and second ground lines, and in the main device, the ground side is connected to the second ground line, so that the second ground line is disconnected. A connection device for two devices configured to obtain a disconnection detection output from the disconnection detection circuit when the power is cut off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10925187U JPS6415439U (en) | 1987-07-16 | 1987-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10925187U JPS6415439U (en) | 1987-07-16 | 1987-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6415439U true JPS6415439U (en) | 1989-01-26 |
Family
ID=31345324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10925187U Pending JPS6415439U (en) | 1987-07-16 | 1987-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6415439U (en) |
-
1987
- 1987-07-16 JP JP10925187U patent/JPS6415439U/ja active Pending