JPS6284897U - - Google Patents
Info
- Publication number
- JPS6284897U JPS6284897U JP17366485U JP17366485U JPS6284897U JP S6284897 U JPS6284897 U JP S6284897U JP 17366485 U JP17366485 U JP 17366485U JP 17366485 U JP17366485 U JP 17366485U JP S6284897 U JPS6284897 U JP S6284897U
- Authority
- JP
- Japan
- Prior art keywords
- coupling means
- relay
- photoelectric coupling
- matrix circuits
- power
- 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
- 239000011159 matrix material Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims 1
- 238000011084 recovery Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図および第２図は本考案の実施例を示す回
路図、第３図は従来例の回路図、第４図は発光ダ
イオードの配置状況を示す図である。
Ｓ１，Ｓ２……条件信号、Ｐ１，Ｐ２……フオ
トカプラ（光電的結合手段）、ＤＭ１，ＤＭ２…
…ダイオードマトリクス、Ａ〜Ｅ……発光ダイオ
ード（発光素子）、Ｓｃ……照査信号、ＣＲ……
リレー（照査リレー）、ＡＲ……リレー（警報リ
レー）、ＣＲ１，ＣＲ２，ＣＲ１１〜ＣＲ１３，
ＡＲ１……接点、ｄ１〜ｄ６，ｄ１１，ｄ１２，
ｄ３１〜ｄ３５，ｄ４１〜ｄ４６……ダイオード
、○＋……正極、○−……負極。
1 and 2 are circuit diagrams showing an embodiment of the present invention, FIG. 3 is a circuit diagram of a conventional example, and FIG. 4 is a diagram showing the arrangement of light emitting diodes. S 1 , S 2 ...condition signal, P 1 , P 2 ...photocoupler (photoelectric coupling means), DM 1 , DM 2 ...
...Diode matrix, A to E...Light emitting diode (light emitting element), Sc...Check signal, CR...
Relay (verification relay), AR...relay (alarm relay), CR 1 , CR 2 , CR 11 to CR 13 ,
AR 1 ... contact, d 1 to d 6 , d 11 , d 12 ,
d31 to d35 , d41 to d46 ...Diode, ○+...Positive electrode, ○-...Negative electrode.
Claims (1)
記条件信号に応じて出力がオンとなる複数の光電
的結合手段と、該各光電的結合手段の出力を介し
て電源の一極が印加される前記各光電的結合手段
と対応して各個に設けられた複数のダイオードマ
トリクス回路と、該各マトリツクス回路と前記電
源の他極との間へ前記条件信号に応ずる表示内容
にしたがつて接続された複数の発光素子と、照査
信号に応動し各々が前記電源の供給を行ないかつ
復旧時に前記各マトリクス回路の各ダイオードへ
前記電源を逆極性として印加する接点および前記
各発光素子を非通電状態とする接点を有する照査
リレーと、前記各マトリクス回路中のいずれかの
ダイオードが短絡状態となりかつ前記照査リレー
が応動中のときまたは前記各光電的結合手段中の
いずれかの出力が短絡状態となりかつ前記照査リ
レーが復旧中のときに応動し警報信号を送出する
警報リレーとを備えたことを特徴とする多進路表
示器の表示制御回路。 A plurality of photoelectric coupling means each provided in correspondence with a plurality of condition signals and whose output is turned on according to the condition signal, and one pole of a power source is applied through the output of each of the photoelectric coupling means. a plurality of diode matrix circuits provided respectively corresponding to each of the photoelectric coupling means, and a plurality of diode matrix circuits connected between each of the matrix circuits and the other pole of the power supply in accordance with display contents corresponding to the condition signal. a plurality of light emitting elements, each of which supplies the power in response to a reference signal, and at the time of recovery, applies the power of opposite polarity to each diode of each matrix circuit, and a contact that brings each of the light emitting elements into a non-energized state. When a reference relay having a contact point and one of the diodes in each of the matrix circuits is in a short-circuit state and the reference relay is responding, or one of the outputs in each of the photoelectric coupling means is in a short-circuit state and the 1. A display control circuit for a multi-path indicator, comprising an alarm relay that responds and sends out an alarm signal when the inspection relay is under restoration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17366485U JPH0330960Y2 (en) | 1985-11-13 | 1985-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17366485U JPH0330960Y2 (en) | 1985-11-13 | 1985-11-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6284897U true JPS6284897U (en) | 1987-05-30 |
| JPH0330960Y2 JPH0330960Y2 (en) | 1991-06-28 |
Family
ID=31111339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17366485U Expired JPH0330960Y2 (en) | 1985-11-13 | 1985-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0330960Y2 (en) |
-
1985
- 1985-11-13 JP JP17366485U patent/JPH0330960Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0330960Y2 (en) | 1991-06-28 |
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