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廈門市泰尼電器有限公司
主營產品： AB模塊PLC |
|
廈門市泰尼電器有限公司
主營產品： AB模塊PLC |
| 參考價 | 面議 |
140CPS42400~~~140CPS42400
~~~
內部繼電器多，便于PLC建立復雜的時序關系，以實現(xiàn)多種多樣的控制要求。一般講，內部繼電器數比I/O繼電器要多得多。有的內部繼電器還可丟電保持，即它的狀態(tài)（ON或OFF）、PLC丟電后，靠內部電池仍予以保持。再上電后可繼續(xù)丟電前的狀態(tài)。保持繼電器可增強PLC控制能力，特別對記錄故障，故障排除后恢復運行，更顯得有用。定時器，可進行定時控制。
：張亮（工程師） 專線：
24小時移動專線： 【】
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