"# PLC\u4e0e\u4f20\u611f\u5668\u63a5\u7ebf\u56fe\u5927\u5168\uff08\u8d76\u7d27\u6536\u85cf\uff01\uff09\n\n> 2023-09-26 | 2023-09-26\n> https:\/\/www.modbus.cn\/en\/25042.html\n\n**\u5de5\u4e1a\u7269\u8054\u7f51**\n\n---\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2023\/09\/20230926180642999.jpg)\n\n1\n\u6982\u8ff0\nPLC \u7684\u6570\u5b57\u91cf\u8f93\u5165\u63a5\u53e3\u5e76\u4e0d\u590d\u6742\uff0cPLC \u4e3a\u4e86\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\uff0c\u8f93\u5165\u63a5\u53e3\u90fd\u91c7\u7528\u5149\u7535\u8026\u5408\u5668\u6765\u9694\u79bb\u8f93\u5165\u4fe1\u53f7\u4e0e\u5185\u90e8\u5904\u7406\u7535\u8def\u7684\u4f20\u8f93\u3002\u56e0\u6b64\uff0c\u8f93\u5165\u7aef\u7684\u4fe1\u53f7\u53ea\u662f\u9a71\u52a8\u5149\u7535\u8026\u5408\u5668\u7684\u5185\u90e8 LED 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