{"id":41056,"date":"2023-10-01T04:46:15","date_gmt":"2023-09-30T20:46:15","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=41056"},"modified":"2023-10-01T04:46:15","modified_gmt":"2023-09-30T20:46:15","slug":"btpppzjzytx","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/41056.html","title":{"rendered":"\u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u600e\u6837\u901a\u8baf"},"content":{"rendered":"

  \u968f\u7740\u73b0\u4ee3\u6280\u672f\u7684\u53d1\u5c55\uff0cPLC\uff08\u53ef\u7f16\u7a0b\u63a7\u5236\u5668\uff09\u5df2\u7ecf\u6210\u4e3a\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002PLC\u53ef\u4ee5\u63a7\u5236\u5404\u79cd\u8bbe\u5907\uff0c\u4ece\u800c\u5b8c\u6210\u81ea\u52a8\u5316\u63a7\u5236\u4efb\u52a1\u3002\u4f46\u662f\uff0c\u5728\u4e0d\u540c\u54c1\u724c\u7684PLC\u4e4b\u95f4\u5982\u4f55\u8fdb\u884c\u901a\u8baf\uff1f\u672c\u6587\u5c06\u8ba8\u8bba\u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u600e\u6837\u901a\u8baf\u7684\u76f8\u5173\u77e5\u8bc6\u3002<\/p>\n

PLC\u4e4b\u95f4\u7684\u901a\u8baf\u539f\u7406<\/h2>\n

  PLC\u4e4b\u95f4\u7684\u901a\u8baf\u539f\u7406\u5927\u81f4\u5982\u4e0b\uff1aPLC\u4e4b\u95f4\u8fde\u63a5\u7684\u7f51\u7edc\u7c7b\u578b\uff08\u5982Ethernet\u6216Modbus\uff09\uff0cPLC\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u534f\u8bae\uff08\u5982Modbus TCP\/IP\u6216Modbus RTU\uff09\uff0c\u4ee5\u53caPLC\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\uff08\u5982RS-232\u6216RS-485\uff09\u3002<\/p>\n

  PLC\u4e4b\u95f4\u7684\u7f51\u7edc\u7c7b\u578b<\/h3>\n

  PLC\u4e4b\u95f4\u7684\u7f51\u7edc\u7c7b\u578b\u4e3b\u8981\u6709\u4ee5\u592a\u7f51\uff08Ethernet\uff09\u548cModbus\u3002\u4ee5\u592a\u7f51\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5c40\u57df\u7f51\u6280\u672f\uff0c\u53ef\u4ee5\u7528\u4e8ePLC\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002Modbus\u662f\u4e00\u79cd\u4e13\u95e8\u4e3aPLC\u8bbe\u8ba1\u7684\u901a\u8baf\u534f\u8bae\uff0c\u53ef\u4ee5\u7528\u4e8ePLC\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002<\/p>\n

  PLC\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u534f\u8bae<\/h3>\n

  PLC\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u534f\u8bae\u4e3b\u8981\u6709Modbus TCP\/IP\u548cModbus RTU\u3002Modbus TCP\/IP\u662f\u4e00\u79cd\u57fa\u4e8eTCP\/IP\u7684\u901a\u8baf\u534f\u8bae\uff0c\u53ef\u4ee5\u7528\u4e8ePLC\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002Modbus RTU\u662f\u4e00\u79cd\u57fa\u4e8e\u4e32\u884c\u901a\u8baf\u7684\u901a\u8baf\u534f\u8bae\uff0c\u53ef\u4ee5\u7528\u4e8ePLC\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002<\/p>\n

  PLC\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f<\/h3>\n

  PLC\u4e4b\u95f4\u7684\u6570\u636e\u4f20\u8f93\u6280\u672f\u4e3b\u8981\u6709RS-232\u548cRS-485\u3002RS-232\u662f\u4e00\u79cd\u4e32\u884c\u901a\u8baf\u6280\u672f\uff0c\u53ef\u4ee5\u7528\u4e8ePLC\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002RS-485\u662f\u4e00\u79cd\u5e76\u884c\u901a\u8baf\u6280\u672f\uff0c\u53ef\u4ee5\u7528\u4e8ePLC\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002<\/p>\n

\u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u600e\u6837\u901a\u8baf<\/h2>\n

  \u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u7684\u901a\u8baf\u65b9\u5f0f\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n

  \u76f4\u63a5\u8fde\u63a5<\/h3>\n

  \u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u53ef\u4ee5\u76f4\u63a5\u8fde\u63a5\uff0c\u5373\u5728PLC\u4e4b\u95f4\u5efa\u7acb\u4e00\u4e2a\u4e13\u7528\u7684\u8fde\u63a5\u7ebf\uff0c\u4fe1\u53f7\u53ef\u4ee5\u76f4\u63a5\u4ece\u4e00\u4e2aPLC\u4f20\u8f93\u5230\u53e6\u4e00\u4e2aPLC\u3002\u8fd9\u79cd\u65b9\u5f0f\u9700\u8981\u4e24\u4e2aPLC\u4e4b\u95f4\u7684\u8fde\u63a5\u7ebf\uff0c\u4e14\u53ea\u80fd\u8fde\u63a5\u4e24\u4e2aPLC\uff0c\u65e0\u6cd5\u5b9e\u73b0\u591aPLC\u4e4b\u95f4\u7684\u901a\u8baf\u3002<\/p>\n

  \u4e32\u884c\u8fde\u63a5<\/h3>\n

  \u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u53ef\u4ee5\u901a\u8fc7\u4e32\u884c\u8fde\u63a5\u8fdb\u884c\u901a\u8baf\uff0c\u5373\u5728PLC\u4e4b\u95f4\u5efa\u7acb\u4e00\u4e2a\u4e32\u884c\u7ebf\u8def\uff0c\u4fe1\u53f7\u53ef\u4ee5\u901a\u8fc7\u8be5\u7ebf\u8def\u4ece\u4e00\u4e2aPLC\u4f20\u8f93\u5230\u53e6\u4e00\u4e2aPLC\u3002\u8fd9\u79cd\u65b9\u5f0f\u9700\u8981\u4e00\u6761\u4e32\u884c\u7ebf\u8def\uff0c\u53ef\u4ee5\u8fde\u63a5\u591a\u4e2aPLC\uff0c\u4f46\u662f\u4f20\u8f93\u901f\u7387\u8f83\u6162\u3002<\/p>\n

  \u7f51\u7edc\u8fde\u63a5<\/h3>\n

  \u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u53ef\u4ee5\u901a\u8fc7\u7f51\u7edc\u8fde\u63a5\u8fdb\u884c\u901a\u8baf\uff0c\u5373\u5728PLC\u4e4b\u95f4\u5efa\u7acb\u4e00\u4e2a\u5c40\u57df\u7f51\uff0c\u4fe1\u53f7\u53ef\u4ee5\u901a\u8fc7\u8be5\u7f51\u7edc\u4ece\u4e00\u4e2aPLC\u4f20\u8f93\u5230\u53e6\u4e00\u4e2aPLC\u3002\u8fd9\u79cd\u65b9\u5f0f\u9700\u8981\u4e00\u4e2a\u5c40\u57df\u7f51\uff0c\u53ef\u4ee5\u8fde\u63a5\u591a\u4e2aPLC\uff0c\u4f20\u8f93\u901f\u7387\u8f83\u5feb\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

  \u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u5173\u4e8e\u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u600e\u6837\u901a\u8baf\u7684\u4ecb\u7ecd\u3002<\/strong>\u4e0d\u540c\u54c1\u724cPLC\u4e4b\u95f4\u7684\u901a\u8baf\u4e3b\u8981\u6709\u4e09\u79cd\u65b9\u5f0f\uff1a\u76f4\u63a5\u8fde\u63a5\u3001\u4e32\u884c\u8fde\u63a5\u548c\u7f51\u7edc\u8fde\u63a5\u3002\u6bcf\u79cd\u65b9\u5f0f\u90fd\u6709\u5176\u4f18\u7f3a\u70b9\uff0c\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u65b9\u5f0f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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