JPS59161298U - Indicator light test circuit - Google Patents
Indicator light test circuitInfo
- Publication number
- JPS59161298U JPS59161298U JP5611683U JP5611683U JPS59161298U JP S59161298 U JPS59161298 U JP S59161298U JP 5611683 U JP5611683 U JP 5611683U JP 5611683 U JP5611683 U JP 5611683U JP S59161298 U JPS59161298 U JP S59161298U
- Authority
- JP
- Japan
- Prior art keywords
- indicator light
- terminal
- bus bar
- contact
- voltage
- 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
- Audible And Visible Signals (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図は従来め回路を示す接続図、第２図はこの考案の
一実施例を示す接続図である。
２・・・表示灯試験用スイッチ、３．５・・・それぞれ
表示用接点、４．６・・・それぞれ廻りこみ防止用接点
、７．８・・・それぞれ表示灯、９・・・第１の母線、
１０・・・第２の母線、１１・・・第３の母線、１２・
・・小形トランス。なお、各図中同一符号は同一部分を
示す。FIG. 1 is a connection diagram showing a conventional circuit, and FIG. 2 is a connection diagram showing an embodiment of this invention. 2...Switch for indicator light test, 3.5...Contact for display, respectively, 4.6...Contact for preventing rotation, respectively, 7.8...Indicator light, respectively, 9...First bus line,
10...Second bus bar, 11...Third bus bar, 12.
...Small transformer. Note that the same reference numerals in each figure indicate the same parts.
Claims (1)
のとき閉接される表示用接点と、該信号がオフ状態のと
き閉接され該信号がオン状態のとさ開放される廻りこみ
防止用接点とを表示灯ごとに設け、各表示灯の１方の端
子をすべて並列に接続した第１の母線と、各表示灯の他
方の端子を対応する表示灯接点の１方の端子に接続し、
すべての表示灯接点の他方の端子を並列に接続した第２
の母線と、上記各表示灯の上孔他方の端子と対応する表
示灯接点の上記１方の扁子との接続点に、対応する廻り
こみ防止周接、夫の１方の端子を接続し、すべての廻り
こみ防１゛−用接点の他方の端子を並列に接続した第３
の母線と、上記第１の母線と上記第２の母線との間に表
示用の第１の電圧を加える手段と、上記第１の母線と上
記第３の母線との間に上記第１の電圧より低い試験用の
第２の電圧を加える手段と、上記第２の電圧を接話する
表示灯試験用スイッチとを備えた表示灯試験回路。A display contact that is opened when the display signal is off and closed when the signal is on, and a wrap-around prevention contact that is closed when the signal is off and opened when the signal is on. A contact is provided for each indicator light, and one terminal of each indicator light is connected in parallel to the first bus bar, and the other terminal of each indicator light is connected to one terminal of the corresponding indicator light contact. death,
A second terminal with the other terminals of all indicator light contacts connected in parallel.
Connect one terminal of the corresponding anti-wrapping circumference to the connection point between the bus bar, the other terminal of the upper hole of each of the indicator lights, and the one of the terminals of the corresponding indicator light contact. , the third terminal in which the other terminals of all the anti-circumvention 1- contacts are connected in parallel.
means for applying a first voltage for display between the first bus bar and the second bus bar; and a means for applying a first voltage for display between the first bus bar and the third bus bar; An indicator light test circuit comprising means for applying a second test voltage lower than the voltage, and an indicator light test switch for applying the second voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5611683U JPS59161298U (en) | 1983-04-13 | 1983-04-13 | Indicator light test circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5611683U JPS59161298U (en) | 1983-04-13 | 1983-04-13 | Indicator light test circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59161298U true JPS59161298U (en) | 1984-10-29 |
Family
ID=30186438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5611683U Pending JPS59161298U (en) | 1983-04-13 | 1983-04-13 | Indicator light test circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59161298U (en) |
-
1983
- 1983-04-13 JP JP5611683U patent/JPS59161298U/en active Pending
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