JPS63172232U - - Google Patents
Info
- Publication number
- JPS63172232U JPS63172232U JP6493987U JP6493987U JPS63172232U JP S63172232 U JPS63172232 U JP S63172232U JP 6493987 U JP6493987 U JP 6493987U JP 6493987 U JP6493987 U JP 6493987U JP S63172232 U JPS63172232 U JP S63172232U
- Authority
- JP
- Japan
- Prior art keywords
- energization
- signal
- outputting
- load
- normally closed
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 230000014759 maintenance of location Effects 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Protection Of Static Devices (AREA)
Description
第１図は本考案の一実施例を示す回路図である
。
１……交流電源、７……負荷、９……常閉接点
、１２……フオトカプラ（通電検知手段）、２４
……第１のタイマ回路（タイマ手段）、３６……
第２のタイマ回路（制御手段）、３９……動作検
知スイツチ（動作検知手段）、４６……磁気保持
形リレー。
FIG. 1 is a circuit diagram showing an embodiment of the present invention. 1... AC power supply, 7... Load, 9... Normally closed contact, 12... Photo coupler (current detection means), 24
...First timer circuit (timer means), 36...
2nd timer circuit (control means), 39... motion detection switch (motion detection means), 46... magnetic retention type relay.
Claims (1)
を有し、励磁電流の供給が断たれても残留磁気に
より動作状態を保持する磁気保持形リレーと、電
源投入時に、前記負荷の通電を検知し通電信号を
出力する通電検知手段と、前記負荷の動作を検知
し動作信号を出力する動作検知手段と、前記通電
検知手段に接続し電源投入後、前記負荷が動作す
るまでの所定時間を補償し前記通電信号を遅延し
て出力するタイマ手段と、前記動作信号と前記タ
イマ手段が出力する通電信号とを入力し電源投入
後、前記所定時間内に前記動作信号が入力されな
いとき前記リレーを動作させ前記常閉接点を開放
させる制御手段とを備えたことを特徴とする通電
検知装置。 A magnetic retention type relay that has a normally closed contact that opens and closes the energized path of the load and maintains the operating state by residual magnetism even if the supply of excitation current is cut off; an energization detection means for detecting and outputting an energization signal; an operation detection means for detecting the operation of the load and outputting an operation signal; a timer means for compensating and delaying and outputting the energization signal; and inputting the operation signal and the energization signal outputted by the timer means, and turning on the relay when the operation signal is not input within the predetermined time after the power is turned on. An energization detection device comprising: a control means that operates to open the normally closed contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6493987U JPS63172232U (en) | 1987-04-28 | 1987-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6493987U JPS63172232U (en) | 1987-04-28 | 1987-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63172232U true JPS63172232U (en) | 1988-11-09 |
Family
ID=30901556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6493987U Pending JPS63172232U (en) | 1987-04-28 | 1987-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63172232U (en) |
-
1987
- 1987-04-28 JP JP6493987U patent/JPS63172232U/ja active Pending
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