JPS5952754U - current loop circuit - Google Patents
current loop circuitInfo
- Publication number
- JPS5952754U JPS5952754U JP14699382U JP14699382U JPS5952754U JP S5952754 U JPS5952754 U JP S5952754U JP 14699382 U JP14699382 U JP 14699382U JP 14699382 U JP14699382 U JP 14699382U JP S5952754 U JPS5952754 U JP S5952754U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- transmission
- current
- loop circuit
- current loop
- 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
- Bidirectional Digital Transmission (AREA)
- Dc Digital Transmission (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図はこの考案の一実施例の全体構成を示す回路図、
第２図はこの考案の一実施例の動作を説明するための回
路図である。
２・・・・・・伝送路、１３・・・・・・電流信号受信
部、１４・・・・・・受信部、２１・・・・・・伝送路
電流検出部、２２・・・・・・電流信号送信部、２３・
・・・・・送信部。FIG. 1 is a circuit diagram showing the overall configuration of an embodiment of this invention;
FIG. 2 is a circuit diagram for explaining the operation of an embodiment of this invention. 2... Transmission line, 13... Current signal receiving section, 14... Receiving section, 21... Transmission line current detecting section, 22...・・Current signal transmitter, 23・
...Transmission section.
Claims (1)
部からの伝送信号に応じて導通又は非導通する電流信号
によって前記伝送信号を伝送する伝送路と、この伝送路
を通じて伝送される伝送信号を受信する受信部とを備え
るカレントループ回路において、伝送路を導通する電流
信号を検出し増幅して出力する伝送路電流検出部と、こ
の伝送路電流検出部からの出力信号と前記送信部からの
伝送信号とによって制御される信号を入力して伝送路の
電流信号の信号値を制御する電流信号送信部とを具備す
ることを特徴とするカレントループ回路。A transmitter that outputs a digital transmission signal, a transmission path that transmits the transmission signal by a current signal that is conductive or non-conductive depending on the transmission signal from the transmitter, and a transmission signal that is transmitted through the transmission path. In the current loop circuit, the current loop circuit includes a receiving section that receives signals, a transmission line current detecting section that detects, amplifies, and outputs a current signal flowing through the transmission line, and an output signal from the transmission line current detecting section and an output signal from the transmitting section. 1. A current loop circuit comprising: a transmission signal; and a current signal transmitter that inputs a signal controlled by the transmission signal to control the signal value of the current signal of the transmission path.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14699382U JPS5952754U (en) | 1982-09-30 | 1982-09-30 | current loop circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14699382U JPS5952754U (en) | 1982-09-30 | 1982-09-30 | current loop circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5952754U true JPS5952754U (en) | 1984-04-06 |
Family
ID=30327012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14699382U Pending JPS5952754U (en) | 1982-09-30 | 1982-09-30 | current loop circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5952754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005039069A1 (en) * | 2003-10-21 | 2005-04-28 | Matsushita Electric Industrial Co., Ltd. | Facilities equipment communication circuit |
-
1982
- 1982-09-30 JP JP14699382U patent/JPS5952754U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005039069A1 (en) * | 2003-10-21 | 2005-04-28 | Matsushita Electric Industrial Co., Ltd. | Facilities equipment communication circuit |
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