JPS58148851U - Relay check circuit - Google Patents
Relay check circuitInfo
- Publication number
- JPS58148851U JPS58148851U JP4577682U JP4577682U JPS58148851U JP S58148851 U JPS58148851 U JP S58148851U JP 4577682 U JP4577682 U JP 4577682U JP 4577682 U JP4577682 U JP 4577682U JP S58148851 U JPS58148851 U JP S58148851U
- Authority
- JP
- Japan
- Prior art keywords
- check circuit
- normally open
- relay check
- relay
- contact
- 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
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Keying Circuit Devices (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図は本考案の一実施例を示す回路図、第２図Ａ、
Ｂは個別リレーのオンチェックにおける接点の状態を示
す回路図、第３図Ａ、 Ｂは個別リレーのオフチェック
における接点の状態を示す回路図である。
Ｒｌａ”％／Ｒ８ｉ・・常開接点、Ｒ１８ｂ−・・常閉
接点。Fig. 1 is a circuit diagram showing an embodiment of the present invention, Fig. 2A,
3A and 3B are circuit diagrams showing the states of the contacts during the on-check of the individual relays, and FIGS. 3A and 3B are circuit diagrams showing the states of the contacts during the off-check of the individual relays. Rla”%/R8i...Normally open contact, R18b-...Normally closed contact.
Claims (1)
て、前記各リレーの常閉接点に次段のリレーの常開接点
をそれぞれ接続し、この常開接点と常開接点との組合せ
からなる複数の接点回路を互いに並列に接続したことを
特徴とするリレーのチェック回路。In a check circuit that checks the operation of a plurality of relays, a normally open contact of the next stage relay is connected to a normally closed contact of each of the relays, and a plurality of contact circuits are formed by a combination of the normally open contacts and the normally open contacts. A relay check circuit characterized in that the circuits are connected in parallel with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4577682U JPS58148851U (en) | 1982-03-31 | 1982-03-31 | Relay check circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4577682U JPS58148851U (en) | 1982-03-31 | 1982-03-31 | Relay check circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58148851U true JPS58148851U (en) | 1983-10-06 |
Family
ID=30056786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4577682U Pending JPS58148851U (en) | 1982-03-31 | 1982-03-31 | Relay check circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58148851U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991003741A1 (en) * | 1989-09-01 | 1991-03-21 | Fanuc Ltd | System for detecting melt-adhesion of relay |
| JPH07281735A (en) * | 1994-04-14 | 1995-10-27 | Dam Seki Shisetsu Gijutsu Kyokai | Method and device for deciding abnormal level |
-
1982
- 1982-03-31 JP JP4577682U patent/JPS58148851U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991003741A1 (en) * | 1989-09-01 | 1991-03-21 | Fanuc Ltd | System for detecting melt-adhesion of relay |
| JPH07281735A (en) * | 1994-04-14 | 1995-10-27 | Dam Seki Shisetsu Gijutsu Kyokai | Method and device for deciding abnormal level |
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