"# \u897f\u95e8\u5b50PLC\u6307\u4ee4\u8be6\u89e3 - \u63d0\u5347\u60a8\u7684\u81ea\u52a8\u5316\u6280\u80fd\n\n> 2023-08-22 | 2026-06-26\n> https:\/\/www.modbus.cn\/en\/24472.html\n\n**\u5de5\u4e1a\u7269\u8054\u7f51**\n\n---\n\n\u897f\u95e8\u5b50PLC\u6307\u4ee4\u662f\u7528\u4e8e\u7f16\u7a0b\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff08PLC\uff09\u7684\u91cd\u8981\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u5de5\u7a0b\u5e08\u5b9e\u73b0\u81ea\u52a8\u5316\u63a7\u5236\u3002\u8fd9\u4e9b\u6307\u4ee4\u6db5\u76d6\u4e86\u4e00\u7cfb\u5217\u7684\u529f\u80fd\uff0c\u5305\u62ec\u903b\u8f91\u63a7\u5236\u3001\u8ba1\u6570\u3001\u5b9a\u65f6\u3001\u7b97\u672f\u8fd0\u7b97\u7b49\u3002\u901a\u8fc7\u4f7f\u7528\u8fd9\u4e9b\u6307\u4ee4\uff0c\u5de5\u7a0b\u5e08\u53ef\u4ee5\u521b\u5efa\u590d\u6742\u7684\u63a7\u5236\u903b\u8f91\uff0c\u4ee5\u6ee1\u8db3\u5404\u79cd\u5de5\u4e1a\u5e94\u7528\u7684\u9700\u6c42\u3002\n\n\r\n\n\u897f\u95e8\u5b50PLC\u6307\u4ee4\u901a\u5e38\u5305\u62ecLD\uff08\u903b\u8f91\u201c\u4e0e\u201d\uff09\u3001LDI\uff08\u903b\u8f91\u201c\u975e\u201d\uff09\u3001AND\uff08\u903b\u8f91\u201c\u4e0e\u201d\uff09\u3001OR\uff08\u903b\u8f91\u201c\u6216\u201d\uff09\u3001ANDI\uff08\u903b\u8f91\u201c\u4e0e\u975e\u201d\uff09\u3001ORI\uff08\u903b\u8f91\u201c\u6216\u975e\u201d\uff09\u3001COM\uff08\u516c\u5171\u7aef\uff09\u3001SET\uff08\u7f6e\u4f4d\uff09\u3001RESET\uff08\u590d\u4f4d\uff09\u7b49\u3002\u8fd9\u4e9b\u6307\u4ee4\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8fdb\u884c\u7ec4\u5408\u548c\u5d4c\u5957\uff0c\u4ee5\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u63a7\u5236\u903b\u8f91\u3002\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\n\r\n\r\n\n### 2026\u5e74\u6269\u5c55\u9605\u8bfb\uff1a\u4ece\u57fa\u7840\u6307\u4ee4\u5230\u5b9e\u6218\u7f16\u7a0b\n\n\u638c\u63e1\u57fa\u7840\u6307\u4ee4\u540e\uff0c\u63a8\u8350\u5faa\u5e8f\u6e10\u8fdb\u5730\u5b66\u4e60\u4ee5\u4e0b\u5185\u5bb9\uff1a\n\n- **\u6570\u636e\u5904\u7406\u6307\u4ee4**\uff1aMOV\uff08\u6570\u636e\u4f20\u9001\uff09\u3001CMP\uff08\u6bd4\u8f83\uff09\u3001CONV\uff08\u6570\u636e\u7c7b\u578b\u8f6c\u6362\uff09\u2014\u2014\u8fd9\u4e09\u7ec4\u6307\u4ee4\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u5360\u6bd4\u8d85\u8fc760%\u3002\n- **\u901a\u4fe1\u6307\u4ee4**\uff1a\u5bf9\u4e8e\u9700\u8981\u901a\u8fc7Modbus RTU\u4e0e\u5916\u8bbe\u901a\u4fe1\u7684\u573a\u666f\uff0c\u91cd\u70b9\u5b66\u4e60MBUS_CTRL\uff08\u521d\u59cb\u5316\uff09\u548cMBUS_MSG\uff08\u8bfb\u5199\u6570\u636e\uff09\u4e24\u6761\u6307\u4ee4\u3002\n- **\u6a21\u62df\u91cf\u5904\u7406**\uff1a\u5b66\u4e60\u5982\u4f55\u5c064-20mA\u6a21\u62df\u91cf\u4fe1\u53f7\u8f6c\u6362\u4e3a\u5de5\u7a0b\u91cf\uff08\u6e29\u5ea6\u3001\u538b\u529b\u3001\u6db2\u4f4d\u7b49\uff09\u3002\n\nmodbus.cn\u63d0\u4f9b\u4e86\u4ece\u5165\u95e8\u5230\u5b9e\u6218\u7684**\u897f\u95e8\u5b50PLC+Modbus\u5b8c\u6574\u6559\u7a0b\u7cfb\u5217**\uff0c\u5305\u62ec\u786c\u4ef6\u63a5\u7ebf\u3001\u7a0b\u5e8f\u7f16\u5199\u3001\u4e0a\u4f4d\u673a\u8c03\u8bd5\u5168\u6d41\u7a0b\u6307\u5357\u3002\u5efa\u8bae\u914d\u5408\u5b9e\u9645\u8bbe\u5907\u52a8\u624b\u7ec3\u4e60\uff0c\u6548\u679c\u6700\u4f73\u3002\n\n\u76f8\u5173\u6587\u7ae0\uff1a[PLC\u6280\u672f\u4e13\u680f](\/tag\/plc) | [\u4e09\u83f1FX3U Modbus RTU\u901a\u4fe1](\/24833.html) | [\u897f\u95e8\u5b501200 S7\u901a\u8baf](\/24961.html)\n\n---\n*modbus.cn*\n"