JPH0475433U - - Google Patents
Info
- Publication number
- JPH0475433U JPH0475433U JP11807190U JP11807190U JPH0475433U JP H0475433 U JPH0475433 U JP H0475433U JP 11807190 U JP11807190 U JP 11807190U JP 11807190 U JP11807190 U JP 11807190U JP H0475433 U JPH0475433 U JP H0475433U
- Authority
- JP
- Japan
- Prior art keywords
- sensor circuit
- output
- terminals
- selecting
- switching element
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案の一実施例による直流２線式電
子スイツチの主要部の構成を示す回路図、第２図
はその全体構成を示すブロツク図、第３図はその
動作を示すタイムチヤート、第４図は本考案の第
２実施例による直流２線式電子スイツチの主要部
の構成を示す回路図である。
１……発振回路、２……投光回路、８……信号
処理回路、９，９ａ，９ｂ……積分回路、１０，
１０ａ，１０ｂ……表示制御回路、１１，１１ａ
，１１ｂ……出力制御回路、１２，１２ａ，１２
ｂ……出力回路、１４……切換スイツチ手段、１
４ａ，１４ｂ……切換スイツチ、Ｄ１……入光表
示用発光ダイオード、Ｄ２，Ｄ４……安定表示用
発光ダイオード、Ｄ３……動作表示用発光ダイオ
ード、Ｄ５……入光／動作表示用の発光ダイオー
ド、２２，３２……定電流回路。
FIG. 1 is a circuit diagram showing the configuration of the main parts of a DC two-wire electronic switch according to an embodiment of the present invention, FIG. 2 is a block diagram showing its overall configuration, and FIG. 3 is a time chart showing its operation. FIG. 4 is a circuit diagram showing the configuration of the main parts of a DC two-wire electronic switch according to a second embodiment of the present invention. DESCRIPTION OF SYMBOLS 1...Oscillation circuit, 2...Light emitter circuit, 8...Signal processing circuit, 9, 9a, 9b...Integrator circuit, 10,
10a, 10b...display control circuit, 11, 11a
, 11b...output control circuit, 12, 12a, 12
b... Output circuit, 14... Changeover switch means, 1
4a, 14b...Switchover switch, D1...Light emitting diode for indicating light reception, D2, D4...Light emitting diode for indicating stability, D3...Light emitting diode for indicating operation, D5...Light emitting diode for indicating light reception/operation. , 22, 32...constant current circuit.
Claims (1)
つの端子とセンサ回路及び該２つの端子間を開閉
する出力開閉素子を具備し、センサ回路に電源を
供給すると共に前記センサ回路の出力に基づいて
前記２つの端子間を短絡するようにした直流２線
式電子スイツチであつて、 前記センサ回路はスイツチ動作用及び安定動作
表示用の出力を有するものであり、 設定モード及び動作モードを選択する切換スイ
ツチ手段と、 前記切換スイツチ手段によつて設定モードに切
換えられたときに前記センサ回路より安定表示出
力が与えられたときに安定表示用の表示灯を点灯
させると共に、前記センサ回路の動作出力による
前記出力開閉素子の動作を禁止する表示制御手段
と、を具備することを特徴とする直流２線式電子
スイツチ。[Claims for Utility Model Registration] 2 connected in series to an external load and a DC power supply
A direct current 2 comprising two terminals, a sensor circuit, and an output switching element that opens and closes between the two terminals, and supplies power to the sensor circuit and short-circuits the two terminals based on the output of the sensor circuit. A wire type electronic switch, wherein the sensor circuit has outputs for switch operation and stable operation indication, and a changeover switch means for selecting a setting mode and an operation mode; and a changeover switch means for selecting a setting mode and an operation mode; display control means for lighting an indicator light for indicating stability when a stable display output is given from the sensor circuit and prohibiting operation of the output switching element by the operation output of the sensor circuit; A DC two-wire electronic switch comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11807190U JP2519703Y2 (en) | 1990-11-09 | 1990-11-09 | DC 2-wire electronic switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11807190U JP2519703Y2 (en) | 1990-11-09 | 1990-11-09 | DC 2-wire electronic switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0475433U true JPH0475433U (en) | 1992-07-01 |
| JP2519703Y2 JP2519703Y2 (en) | 1996-12-11 |
Family
ID=31865976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11807190U Expired - Lifetime JP2519703Y2 (en) | 1990-11-09 | 1990-11-09 | DC 2-wire electronic switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2519703Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391255A (en) * | 2018-12-28 | 2019-02-26 | 宁波皓晶电子有限公司 | Two line of normal open/normal close integral formula is close to switching circuit |
-
1990
- 1990-11-09 JP JP11807190U patent/JP2519703Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109391255A (en) * | 2018-12-28 | 2019-02-26 | 宁波皓晶电子有限公司 | Two line of normal open/normal close integral formula is close to switching circuit |
| CN109391255B (en) * | 2018-12-28 | 2024-03-19 | 宁波皓晶电子有限公司 | Normally open normally closed integrated two-wire proximity switch circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2519703Y2 (en) | 1996-12-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0475433U (en) | ||
| JP3042625B2 (en) | Dimmer | |
| JPS5921598Y2 (en) | speaker protection circuit | |
| JPH0174654U (en) | ||
| JPH0326014U (en) | ||
| JPS6125152Y2 (en) | ||
| JPS62178623U (en) | ||
| JPS6437344U (en) | ||
| JPH0452923Y2 (en) | ||
| JPS5936024Y2 (en) | Channel selection device | |
| JPS6312413Y2 (en) | ||
| JPH03109432U (en) | ||
| JPH026343U (en) | ||
| JPH0265047U (en) | ||
| JPH03117942U (en) | ||
| JPS6450629U (en) | ||
| JPS61136652U (en) | ||
| JPH0312590U (en) | ||
| JPH03250894A (en) | LPG management data transmission terminal device | |
| JPH0273688U (en) | ||
| JPH0346994U (en) | ||
| JPH0230291U (en) | ||
| JPS62125028U (en) | ||
| JPS599454U (en) | AC 2-wire timer with operation indicator | |
| JPH02120097U (en) |