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×Ô¶¯»¯×¨ÒµÂÛÎÄ·¶ÎÄ Ä¿ ¼ Õª ÒªI AbstractI Ŀ¼II ÒýÑÔ1 Ò»¡¢Éè¼ÆÄ¿µÄ1 ¶þ¡¢Éè¼ÆÈÎÎñ1 1¡¢»ù±¾²¿·Ö1 2¡¢·¢»Ó²¿·Ö1 Èý¡¢Éè¼ÆÄÚÈÝ1 1¡¢Éè¼Æ˼·1 2¡¢Ô­Àí·ÖÎö2 3¡¢¿âÃÅÃÜÂëËøµÄÌصã2 ËÄ¡¢¿âÃÅÃÜÂëËøµÄÍâ¹Ûͼ2 Îå¡¢ÃÜÂëÁ÷³Ìͼ3 Áù¡¢Ö÷µç·½ÓÏßͼ3 Æß¡¢Éè¼ÆÒªÇó4 °Ë¡¢I/O·ÖÅä±í5 ¾Å¡¢PLCÓ²¼þ½ÓÏßͼ5 Ê®¡¢PLC³ÌÐòÉè¼ÆÌÝÐÎͼ6 ʮһ¡¢¸ÄÔìºóµÄµ÷ÊÔ8 ½áÂÛ8 ²Î¿¼ÎÄÏ×£º9 Õª Òª ±¾ÎÄÖ÷ÒªÒÔ¿âÃÅÃÜÂëËøµÄ¹¤×÷¹ý³ÌΪÀý£¬½éÉÜÆ乤×÷·½·¨¼°ÆäÔ­Àí£¬¾ßÌå˵Ã÷Á˿ɱà³ÌÐò¿ØÖÆÆ÷ÔÚ¿âÃÅÃÜÂëËöµÄ×÷Ó㬲¢ÇÒͨ¹ýPLC¿ØÖÆÃÜÂëËøÌá¸ßϵͳµÄÁé»îÐÔ¡¢×¼È·ÐÔ£¬±£Ö¤¿âÃÅÃÜÂëËø¿É¿¿¹¤×÷¡£ ¹Ø¼ü´Ê:ÈýÁâPLC ¿âÃÅÃÜÂëËø ¿É±à³ÌÐò¿ØÖÆÆ÷ Abstract This article mainly take the storehouse gate combination lock's work process as an example, introduced that its method of work and the principle, showed the programmable controller specifically in the storehouse gate password trivial function, and enhances system's flexibility, the accuracy through the PLC control combination lock, guaranteed that the storehouse gate combination lock works reliably. key word: Three water chestnut PLC Storehouse gate combination lock Programmable controller
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