ÍÐÅ̵Ä×óÓÒÒÆ¶¯¡£ÔÚСÐÍPLCÖÐÕûÌåʽ±ÈÄ£¿éʽµÄ¼Û¸ñ±ãÒË£¬Ìå»ýҲС£¬ËùÒÔ±¾ÏµÍ³Ñ¡ÓÃPLCÐͺÅΪÎ÷ÃÅ×ÓS7-200(CPU226)£¬ÕâÖÖ»úÐ͵ÄI/OµãÊý·Ö±ðΪ24/16¡£
3.2£®2±¾Éè¼ÆPLCʵÏÖ¹¦ÄÜ
Éý½µºáÒÆÁ¢ÌåÍ£³µ³¡Ê¹ÓÃÊ±Éæ¼°µ½ÈËÉíºÍ³µÁ¾µÄ°²È«,ËùÒÔ¶ÔÉ豸µÄ°²È«ÐԺͿɿ¿ÐÔÒªÇó·Ç³£¸ß¡£Õû¸ö³µ¿âÉè¼ÆÓÉһ̨PLC¶Ô³µ¿â½øÐÐͳһµÄ¹ÜÀíºÍ¼à¿Ø£¬Í¨¹ýPLC¿ØÖÆÔسµ°å×ݺᴫ¶¯×°ÖÃÒÔÍê³É¶Ô³µÁ¾µÄ´æÈ¡²Ù×÷¡£
PLCÊdzµ¿â¿ØÖÆÏµÍ³µÄºËÐÄ,ÁªÏµÏÖ³¡×´¿öµÄÊý¾ÝI/O²Ù×÷£¬µ±Óнгµ²Ù×÷ʱ,PLC»á½ÓÊպͷÖÎö²Ù×÷ÈËÔ±ÔÚ¿ØÖÆÃæ°å°´Å¥ÊäÈëµÄÖ¸Áî,×ö³öºÏÀíµÄ¹¤¿Ø°²ÅÅ£ºÅжϼì²âÔª¼þµÄ״̬,¶ÁÈ¡³µ¿â»úеÇý¶¯²¿·ÖµÄÐÅÏ¢£¬È»ºó,½«ÐÅÏ¢·´À¡µ½Ö´ÐÐÔª¼þ,Í϶¯³µÎ»°å,ʵÏÖÆäλÖÃÒÆ¶¯,Íê³É³µÁ¾µÄ½Ð³µ²Ù×÷¡£Õû¸ö¶¯×÷ÇøÓòÅäÓÐÐг̵²¿é¼ì²â¼°°²È«ÏµÍ³,ÒÔ·ÀÒì³£Çé¿ö·¢Éú¡£
zmmÒÔÉÏÄÚÈÝÊÇÐÐÒµÏà¹Ø±ê×¼µÄ½ÚÑ¡£¬ÄÚÈÝÓë±êÌâûÓÐÖ±½ÓµÄÏà¹ØÐÔ£¬Ö»ÊÇΪÁËÀûÓÚËÑË÷ÒýÇæµÄÊÕ¼£¬¾ßÌåÏîÄ¿°ìÀíϸ½Ú¼°Á÷³Ì»¶ÓÄúºÍÄúµÄ¼¼ÊõÈËÔ±À´µç×Éѯ£¬ÓêÕý×Éѯ¿ÉÒÔ´úÀíÈ«¹úÌØÖÖÉ豸ÈÏ֤ȡ֤»»Ö¤·þÎñ¡£
ÁªÏµÎÒʱ£¬Çë˵ÊÇÔÚÄϾ©±ãÃñÍø¿´µ½µÄ£¬Ð»Ð»£¡