KR910015861A - Circuit break and short circuit detection circuit of pulse transmitter unit - Google Patents

Circuit break and short circuit detection circuit of pulse transmitter unit Download PDF

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Publication number
KR910015861A
KR910015861A KR1019900002149A KR900002149A KR910015861A KR 910015861 A KR910015861 A KR 910015861A KR 1019900002149 A KR1019900002149 A KR 1019900002149A KR 900002149 A KR900002149 A KR 900002149A KR 910015861 A KR910015861 A KR 910015861A
Authority
KR
South Korea
Prior art keywords
circuit
transmitter unit
resistor
series
break
Prior art date
Application number
KR1019900002149A
Other languages
Korean (ko)
Inventor
이현우
Original Assignee
정용문
산성전자 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 정용문, 산성전자 주식회사 filed Critical 정용문
Priority to KR1019900002149A priority Critical patent/KR910015861A/en
Publication of KR910015861A publication Critical patent/KR910015861A/en

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  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

내용 없음No content

Description

펄스발신 장치부 계량기의 선로단선 및 단락감지회로Circuit break and short circuit detection circuit of pulse transmitter unit

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명의 회로구성도2 is a circuit diagram of the present invention.

Claims (1)

펄스발신 계량기의 선로단선 및 단락감지 회로에 있어서. 발신장치의 펄스발신용 스위치(SW1)의 일단에 직렬접속된 저항수단(Rs)과, 상기 저항(Rs)과 상기 발신용 스위치(SW1)의 타단 사이에 에노드가 서로 공통접속된 상태로 직렬접속되어 선로간 전압을 규정치로 유지시키는 두 개의 제너다이오드(ZD1,ZD2)와, 상기 제너다이오드(ZD1,ZD2)의 각 캐소드에 각각 일단이 접속되고 지시부에 타단이 각각 접속된 2개의 평행선로(A,B)와, 상기 평행선로의 타단이 직렬접속되고 소정 전압계(VD)에 타단이 접속된 저항과(RD)와, 상기 저항의 타단과 양극이 접속되고 상기 두개의 평행선호의 타단들중 저항이 접속안된 타단에 음극이 접속된 전압원(VD)로 구성됨을 특징으로 하는 회로.In line disconnection and short circuit detection circuit of pulse generator. The resistance means Rs connected in series to one end of the pulse-emitting switch SW1 of the transmitting device and the anode are connected in series with each other in common with the resistor Rs and the other end of the transmitting switch SW1. Two parallel lines connected to two zener diodes ZD1 and ZD2 connected to each other to maintain the inter-line voltage at a predetermined value, and one end of each of the cathodes of the zener diodes ZD1 and ZD2 and the other end connected to the indicator portion, respectively. A and B, a resistor RD having the other end of the parallel line connected in series and the other end connected to a predetermined voltmeter VD, and the other end of the resistor connected to the positive electrode, and the other end of the two parallel lines. And a voltage source (VD) having a negative electrode connected to the other end of the connection. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900002149A 1990-02-21 1990-02-21 Circuit break and short circuit detection circuit of pulse transmitter unit KR910015861A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900002149A KR910015861A (en) 1990-02-21 1990-02-21 Circuit break and short circuit detection circuit of pulse transmitter unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900002149A KR910015861A (en) 1990-02-21 1990-02-21 Circuit break and short circuit detection circuit of pulse transmitter unit

Publications (1)

Publication Number Publication Date
KR910015861A true KR910015861A (en) 1991-09-30

Family

ID=67468511

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900002149A KR910015861A (en) 1990-02-21 1990-02-21 Circuit break and short circuit detection circuit of pulse transmitter unit

Country Status (1)

Country Link
KR (1) KR910015861A (en)

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