JPH0221882U - - Google Patents
Info
- Publication number
- JPH0221882U JPH0221882U JP9344988U JP9344988U JPH0221882U JP H0221882 U JPH0221882 U JP H0221882U JP 9344988 U JP9344988 U JP 9344988U JP 9344988 U JP9344988 U JP 9344988U JP H0221882 U JPH0221882 U JP H0221882U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output
- power supply
- demodulation
- master station
- 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
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Selective Calling Equipment (AREA)
Description
第１図は本考案の遠方監視制御装置の１実施例
の一部のブロツク図、第２図は従来例の一部のブ
ロツク図である。
１……復調回路、２……論理回路、３……変調
回路、４……第１電源、５……第２電源、６……
リレー、６ａ……常開接点、Ｌａ，Ｌｂ……伝送
回線。
FIG. 1 is a partial block diagram of an embodiment of the remote monitoring and control device of the present invention, and FIG. 2 is a partial block diagram of a conventional example. DESCRIPTION OF SYMBOLS 1... Demodulation circuit, 2... Logic circuit, 3... Modulation circuit, 4... First power supply, 5... Second power supply, 6...
Relay, 6a... normally open contact, La, Lb... transmission line.
Claims (1)
復調回路と、前記復調回路の復調信号を処理する
論理回路と、前記論理回路の出力信号を変調して
出力する変調回路と、前記論理回路用の第１電源
と、前記復調，変調回路用の第２電源とを設け、
前記親局及び子局を伝送回線により接続した遠方
監視制御装置において、 前記親局及び子局に、前記第１電源の出力オフ
により前記変調回路の出力ラインを開放する開放
手段を設けた遠方監視制御装置。[Claims for Utility Model Registration] Each of the master station and slave station includes a demodulation circuit that demodulates a received signal, a logic circuit that processes the demodulated signal of the demodulation circuit, and an output signal of the logic circuit that is modulated and output. a modulation circuit, a first power supply for the logic circuit, and a second power supply for the demodulation and modulation circuit;
In the remote monitoring control device in which the master station and the slave station are connected by a transmission line, the master station and the slave station are provided with an opening means for opening the output line of the modulation circuit by turning off the output of the first power supply. Control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9344988U JPH0221882U (en) | 1988-07-14 | 1988-07-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9344988U JPH0221882U (en) | 1988-07-14 | 1988-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221882U true JPH0221882U (en) | 1990-02-14 |
Family
ID=31317909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9344988U Pending JPH0221882U (en) | 1988-07-14 | 1988-07-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221882U (en) |
-
1988
- 1988-07-14 JP JP9344988U patent/JPH0221882U/ja active Pending
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