"# Modbus RTU\u6570\u636e\u62a5\u6587\u7ed3\u6784\u8be6\u89e3\n\n> 2024-04-28 | 2026-06-30\n> https:\/\/www.modbus.cn\/en\/27850.html\n\n**Modbus \u534f\u8bae\u6807\u51c6**\n\n---\n\n## \u4ec0\u4e48\u662fModbus RTU\u534f\u8bae\uff1f\n\nModbus RTU\u534f\u8bae\u662f\u4e00\u79cd\u5141\u8bb8\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff08PLC\uff09\u548c\u8ba1\u7b97\u673a\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u7684\u901a\u4fe1\u65b9\u5f0f\u3002 \u7535\u5b50\u8bbe\u5907\u53ef\u4ee5\u4f7f\u7528Modbus\u534f\u8bae\u901a\u8fc7\u4e32\u884c\u7ebf\u8def\u4ea4\u6362\u4fe1\u606f\u3002\n\n\u5b83\u5df2\u88ab\u5e7f\u6cdb\u63a5\u53d7\u5e76\u5e7f\u6cdb\u7528\u4e8e \u5efa\u7b51\u7ba1\u7406\u7cfb\u7edf \u7684\u5efa\u8bbe (BMS) \u548c\u5de5\u4e1a\u81ea\u52a8\u5316\u7cfb\u7edf\uff08IAS\uff09\u3002 \u5b83\u7684\u6613\u7528\u6027\uff0c\u53ef\u9760\u6027\u4ee5\u53ca\u5b83\u662f\u5f00\u6e90\u7684\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u4efb\u4f55\u8bbe\u5907\u6216\u5e94\u7528\u7a0b\u5e8f\u4e2d\u514d\u8d39\u4f7f\u7528\u3002\n\n\u8be5\u534f\u8bae\u7531Modicon\u00ae\u4e8e1979\u5e74\u5f00\u53d1\u548c\u53d1\u5e03\uff0c\u7528\u4e8e\u5176\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\u3002 \u5b83\u4f7f\u7528\u4e3b\/\u4ece\u67b6\u6784\u6784\u5efa\uff0c\u5e76\u652f\u6301\u4f7f\u7528RS232 \/ RS485 \/ RS422\u534f\u8bae\u7684\u4e32\u884c\u8bbe\u5907\u3002 Modbus\u901a\u5e38\u7528\u4e8e\u591a\u4e2a\u4eea\u5668\u548c\u63a7\u5236\u8bbe\u5907\u5c06\u4fe1\u53f7\u4f20\u8f93\u5230\u4e2d\u592e\u63a7\u5236\u5668\u6216\u7cfb\u7edf\u4ee5\u6536\u96c6\u548c\u5206\u6790\u6570\u636e\u7684\u60c5\u51b5\u3002 \u5de5\u4e1a\u81ea\u52a8\u5316\u548c\u76d1\u7763\u63a7\u5236\u548c\u6570\u636e\u91c7\u96c6 (SCADA) \u7cfb\u7edf\u901a\u5e38\u91c7\u7528Modbus\u534f\u8bae\u3002\n\n### **Modbus RTU\u4ee3\u8868\u4ec0\u4e48\uff1f**\n\nModbus RTU\uff08\u8fdc\u7a0b\u7ec8\u7aef\u5355\u5143\uff09\u662f\u539f\u59cbModbus\u89c4\u8303\u4e2d\u5b9a\u4e49\u7684\u4e24\u79cd\u4f20\u8f93\u6a21\u5f0f\u4e4b\u4e00\u3002 \u8fd9\u4e24\u79cd\u6a21\u5f0f\u662fModbus RTU\u548cASCII\uff0c\u5b83\u4eec\u90fd\u8bbe\u8ba1\u7528\u4e8e\u652f\u6301RS232\uff0cRS485\u548cRS422\u534f\u8bae\u7684\u4e32\u884c\u8bbe\u5907\u3002 Modbus RTU\u7684\u4e00\u4e2a\u663e\u7740\u7279\u70b9\u662f\u5b83\u4f7f\u7528\u4e8c\u8fdb\u5236\u7f16\u7801\u548c\u5f3a\u5927\u7684CRC\u9519\u8bef\u68c0\u67e5\u3002 Modbus RTU\u662fModbus\u534f\u8bae\u7684\u5b9e\u73b0\uff0c\u6700\u5e38\u7528\u4e8e\u5de5\u4e1a\u5e94\u7528\u548c\u81ea\u52a8\u5316\u751f\u4ea7\u8bbe\u65bd\u3002\n\n## Modbus RTU\u5982\u4f55\u5de5\u4f5c?\n\nModbus\u534f\u8bae\u57fa\u672c\u4e0a\u662f\u4e00\u4e2a\u5904\u7406\u6765\u81ea\u7535\u5b50\u8bbe\u5907\u7684\u8bf7\u6c42\u548c\u54cd\u5e94\u7684\u7cfb\u7edf\u3002 \u4e3b\/\u4ece\u4f53\u7cfb\u7ed3\u6784\u4e0e\u4e3b\u8bbe\u5907\u8bf7\u6c42\u4e00\u8d77\u4f7f\u7528\uff0c\u8fd9\u4e9b\u8bf7\u6c42\u7531\u4ece\u8bbe\u5907\u54cd\u5e94\u3002\n\n### **\u4ec0\u4e48\u662fModbus RTU\u4e3b\u7ad9\uff1f**\n\nModbus RTU\u4e3b\u7ad9\u662f\u4ece\u8fde\u63a5\u7684\u4ece\u7ad9\u8bbe\u5907\u8bf7\u6c42\u4fe1\u606f\u7684\u4e2d\u592e\u8bbe\u5907\u3002 \u81ea\u52a8\u5316\u751f\u4ea7\u7cfb\u7edf\u4e2d\u7684\u4e2d\u592e\u63a7\u5236\u5668\u53ef\u4ee5\u626e\u6f14Modbus RTU\u4e3b\u7ad9\u7684\u89d2\u8272\u3002 Modbus\u5b9e\u73b0\u6709\u4e00\u4e2a\u4e3b\u670d\u52a1\u5668\u3002 \u4e3b\u8bbe\u5907\u4ece\u4ece\u8bbe\u5907\u83b7\u53d6\u4fe1\u606f\uff0c\u4e5f\u53ef\u4ee5\u5199\u5165\u4ece\u8bbe\u5907\u7684\u5bc4\u5b58\u5668\u3002\n\n### **\u4ec0\u4e48\u662fModbus RTU\u4ece\u7ad9\uff1f**\n\nModbus RTU\u4ece\u7ad9\u662f\u54cd\u5e94\u4e3b\u8bbe\u5907\u8bf7\u6c42\u7684\u8bbe\u5907\u3002 \u5b83\u65e0\u6cd5\u542f\u52a8\u4fe1\u606f\u4f20\u8f93\uff0c\u5e76\u4e14\u5728\u54cd\u5e94\u4e3b\u670d\u52a1\u5668\u53d1\u51fa\u7684\u8bf7\u6c42\u4e4b\u524d\u5904\u4e8e\u4fdd\u6301\u6a21\u5f0f\u3002\n\nModbus\u534f\u8bae\u7684\u6838\u5fc3\u662f\u88ab\u79f0\u4e3a\u7684\u7ec4\u4ef6 \u534f\u8bae\u6570\u636e\u5355\u5143 (PDU). PDU\u7531\u529f\u80fd\u4ee3\u7801\u548c\u6570\u636e\u7ec4\u6210\uff0c\u65e0\u8bba\u4f7f\u7528\u4f55\u79cdModbus\u4f20\u8f93\u6a21\u5f0f\uff0c\u90fd\u53ef\u4ee5\u4e00\u81f4\u5730\u6784\u5efa\u3002 \u529f\u80fd\u4ee3\u7801\u6307\u5b9a\u4e3b\u7ad9\u8bf7\u6c42\u7684\u6570\u636e\u3002\n\n\u5728Modbus RTU\u4f20\u8f93\u6a21\u5f0f\u4e2d\uff0c\u9644\u52a0\u4fe1\u606f\u5305\u88f9\u5728PDU\u5468\u56f4\u4ee5\u521b\u5efa\u5b8c\u6574\u7684\u5e94\u7528\u6570\u636e\u5355\u5143\uff08ADU\uff09\u3002 \u5728\u4fe1\u53f7\u6d41\u4e2d\u548c\u529f\u80fd\u4ee3\u7801\u4e4b\u524d\uff0c\u5728Modbus RTU\u6a21\u5f0f\u4e0b\uff0c\u53d1\u90011\u5b57\u8282\u7684\u4eceID\u4ee5\u8bc6\u522b\u5e94\u6ee1\u8db3\u8bf7\u6c42\u7684\u4ece\u8bbe\u5907\u3002 \u9644\u52a0\u5230PDU\u7684\u662f2\u5b57\u8282CRC\uff0c\u786e\u4fdd\u53d1\u9001\u548c\u63a5\u6536\u6b63\u786e\u6570\u91cf\u7684\u5b57\u8282\u3002\n\nModbus\u8bbe\u5907\u652f\u6301\u56db\u4e2a\u6570\u636e\u8868\uff0c\u7528\u4e8e\u4fc3\u8fdb\u8bbe\u5907\u4e4b\u95f4\u7684\u901a\u4fe1\u3002 \u5b83\u4eec\u662f\u79bb\u6563\u8f93\u5165\uff0c\u79bb\u6563\u8f93\u51fa\uff08\u7ebf\u5708\uff09\uff0c\u8f93\u5165\u5bc4\u5b58\u5668\u548c\u4fdd\u6301\u5bc4\u5b58\u5668\u3002 \u5bc4\u5b58\u5668\u6267\u884c\u4e0d\u540c\u7684\u529f\u80fd\uff0c\u5e76\u4e0d\u662f\u6bcf\u4e2a\u8bbe\u5907\u90fd\u5305\u542b\u5728\u5185\u3002 \u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ea\u6709\u4fdd\u6301\u5bc4\u5b58\u5668\u7528\u4e8eI \/ O\u529f\u80fd\u3002\n\n\u9886\u57df\u8bbf\u95ee\u5c3a\u5bf8\u63cf\u8ff0\u79bb\u6563\u8f93\u5165\u53ea\u8bfb1\u4f4d\u7528\u4f5c\u8f93\u5165\u7ebf\u5708\u8f93\u51fa\u8bfb\/\u51991\u4f4d\u7528\u4e8e\u63a7\u5236\u79bb\u6563\u8f93\u5165\u5bc4\u5b58\u5668\u53ea\u8bfb16\u4f4d\u7528\u4e8e\u8f93\u5165\u6301\u6709\u5bc4\u5b58\u5668\u8bfb\/\u519916\u4f4d\u7528\u4e8e\u5404\u79cd\u4e8b\u7269\uff0c\u5305\u62ec\u8f93\u5165\uff0c\u8f93\u51fa\uff0c\u914d\u7f6e\u6570\u636e\u7b49\u3002\n\n\u529f\u80fd\u4ee3\u7801\u6307\u793a\u4e3b\u8bbe\u5907\u5982\u4f55\u4e0e\u4ece\u8bbe\u5907ID\u4e2d\u6307\u5b9a\u7684\u4ece\u8bbe\u5907\u8fdb\u884c\u4ea4\u4e92\u3002 \u6839\u636e\u53d1\u9001\u7684\u529f\u80fd\u4ee3\u7801\uff0c\u4e3b\u8bbe\u5907\u53ef\u4ee5\u8bfb\u53d6\u4ece\u673a\u7684\u4e00\u4e2a\u5bc4\u5b58\u5668\uff0c\u6216\u5199\u5165\u5b83\u4eec\u3002\n\n\u5f53\u4ece\u7ad9\u63a5\u6536\u5230\u5305\u542b\u8bf7\u6c42\u4e2d\u7684\u9519\u8bef\u7684\u6570\u636e\u5305\u65f6\uff0c\u5b83\u4eec\u4f1a\u8fd4\u56de\u9519\u8bef\u4ee3\u7801\u3002 \u5bf9\u4e8e\u8bf8\u5982\u975e\u6cd5\u529f\u80fd\u8bf7\u6c42\uff0c\u6307\u5b9a\u4ece\u7ad9\u65e0\u6cd5\u8bbf\u95ee\u7684\u975e\u6cd5\u5bc4\u5b58\u5668\u5730\u5740\u4ee5\u53ca\u6307\u793a\u4ece\u8bbe\u5907\u5fd9\u6216\u5df2\u7ecf\u53d1\u751f\u6545\u969c\u7684\u6d88\u606f\u7b49\u95ee\u9898\uff0c\u5c06\u8fd4\u56de\u9519\u8bef\u4ee3\u7801\u3002\n\nModbus RTU\u8981\u6c42\u60a8\u5728\u542f\u52a8\u901a\u4fe1\u65f6\u77e5\u9053\u6216\u5b9a\u4e49\u6ce2\u7279\u7387\uff0c\u5b57\u7b26\u683c\u5f0f\uff088\u4f4d\u65e0\u5947\u5076\u6821\u9a8c\u7b49\uff09\u548c\u4ece\u7ad9ID\u7b49\u53c2\u6570\u3002 \u4efb\u4f55\u8fd9\u4e9b\u53c2\u6570\u4e0d\u5339\u914d\u90fd\u4f1a\u5bfc\u81f4\u60a8\u7684\u901a\u4fe1\u5c1d\u8bd5\u5931\u8d25\u3002\n\n\u4e0b\u9762\u8ba9\u6211\u4eec\u8be6\u7ec6\u89e3\u91ca\u4e00\u4e0bModbus RTU\u6570\u636e\u62a5\u6587\uff1a\n\n## \u5e27\u7ed3\u6784\n\n\u5e27\u7ed3\u6784 = \u5730\u5740 + \u529f\u80fd\u5417 + \u6570\u636e + \u6821\u9a8c\n\n**\u5730\u5740**: \u5360\u7528\u4e00\u4e2a\u5b57\u8282\uff0c\u8303\u56f40-255\uff0c\u5176\u4e2d\u6709\u6548\u8303\u56f4\u662f1-247\uff0c\u5176\u4ed6\u6709\u7279\u6b8a\u7528\u9014\uff0c\u6bd4\u5982255\u662f\u5e7f\u64ad\u5730\u5740(\u5e7f\u64ad\u5730\u5740\u5c31\u662f\u5e94\u7b54\u6240\u6709\u5730\u5740\uff0c\u6b63\u5e38\u7684\u9700\u8981\u4e24\u4e2a\u8bbe\u5907\u7684\u5730\u5740\u4e00\u6837\u624d\u80fd\u8fdb\u884c\u67e5\u8be2\u548c\u56de\u590d)\u3002\n\n**\u529f\u80fd\u7801**\uff1a\u5360\u7528\u4e00\u4e2a\u5b57\u8282\uff0c\u529f\u80fd\u7801\u7684\u610f\u4e49\u5c31\u662f\uff0c\u77e5\u9053\u8fd9\u4e2a\u6307\u4ee4\u662f\u5e72\u5565\u7684\uff0c\u6bd4\u5982\u4f60\u53ef\u4ee5\u67e5\u8be2\u4ece\u673a\u7684\u6570\u636e\uff0c\u4e5f\u53ef\u4ee5\u4fee\u6539\u6570\u636e\uff0c\u6240\u4ee5\u4e0d\u540c\u529f\u80fd\u7801\u5bf9\u5e94\u4e0d\u540c\u529f\u80fd\u3002\n\n**\u6570\u636e**\uff1a\u6839\u636e\u529f\u80fd\u7801\u4e0d\u540c\uff0c\u6709\u4e0d\u540c\u7ed3\u6784\uff0c\u5728\u540e\u7eed\u7684\u5b9e\u4f8b\u4e2d\u6709\u8bf4\u660e\u3002\n\n**\u6821\u9a8c**\uff1a\u4e3a\u4e86\u4fdd\u8bc1\u6570\u636e\u4e0d\u9519\u8bef\uff0c\u589e\u52a0\u8fd9\u4e2a,\u7136\u540e\u518d\u628a\u524d\u9762\u7684\u6570\u636e\u8fdb\u884c\u8ba1\u7b97\u770b\u6570\u636e\u662f\u5426\u4e00\u81f4\uff0c\u5982\u679c\u4e00\u81f4\uff0c\u5c31\u8bf4\u660e\u8fd9\u5e27\u6570\u636e\u662f\u6b63\u786e\u7684\uff0c\u6211\u518d\u56de\u590d\uff1b\u5982\u679c\u4e0d\u4e00\u6837\uff0c\u8bf4\u660e\u4f60\u8fd9\u4e2a\u6570\u636e\u5728\u4f20\u8f93\u7684\u65f6\u5019\u51fa\u4e86\u95ee\u9898\uff0c\u6570\u636e\u4e0d\u5bf9\u7684\uff0c\u6240\u4ee5\u5c31\u629b\u5f03\u4e86\u3002\n\n\u4e0b\u9762\u901a\u8fc7\u529f\u80fd\u780103\u548c06\u89e3\u91ca\u8be6\u7ec6\u89e3\u91ca\u4e00\u4e0b\uff1a\n\n## \u529f\u80fd\u78010x03(\u8bfb\uff09\n\n```\n\u4e3b\u673a\u53d1\u9001: 01 03 00 00 00 01 84 0A\n\u4ece\u673a\u56de\u590d: 01 03 02 19 98 B2 7E\n```\n\n\u90a3\u4e48\u8fd9\u4e00\u7ec4\u6570\u636e\u662f\u4ec0\u4e48\u610f\u601d\u5462?\n\n\u4ece\u4e0a\u9762\u7684\u7ed3\u6784\u56fe\u4e2d\uff0c\u53ef\u4ee5\u770b\u51fa\uff0c\u4e3b\u673a\u53d1\u9001\u7684\u6570\u636e\u5927\u81f4\u662f **\u5730\u5740**+**\u529f\u80fd\u7801**+**\u6570\u636e**+**\u6821\u9a8c**\uff1b\n\n\u6240\u4ee5\u89e3\u6790\u5982\u4e0b:\n\n**\u53d1\u9001\u6570\u636e\u89e3\u6790**\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428220010117.png?x-oss-process=image\/resize,m_lfit,w_950,h_383)\n\n```\n01 - \u5730\u5740\uff0c\u4e5f\u5c31\u662f\u4f60\u4f20\u611f\u5668\u7684\u5730\u5740\n03 - \u529f\u80fd\u7801\uff0c03\u4ee3\u8868\u67e5\u8be2\u529f\u80fd\uff0c\u67e5\u8be2\u4f20\u611f\u5668\u7684\u6570\u636e\n00 00 - \u4ee3\u8868\u67e5\u8be2\u7684\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740.\u8bf4\u660e\u4ece0x0000\u5f00\u59cb\u67e5\u8be2\u3002\u8fd9\u91cc\u9700\u8981\u8bf4\u660e\u4ee5\u4e0b\uff0cModbus\u628a\u6570\u636e\u5b58\u653e\u5728\u5bc4\u5b58\u5668\u4e2d\uff0c\u901a\u8fc7\u67e5\u8be2\u5bc4\u5b58\u5668\u6765\u5f97\u5230\u4e0d\u540c\u53d8\u91cf\u7684\u503c\uff0c\u4e00\u4e2a\u5bc4\u5b58\u5668\u5730\u5740\u5bf9\u5e942\u5b57\u8282\u6570\u636e\n00 01 - \u4ee3\u8868\u67e5\u8be2\u4e86\u4e00\u4e2a\u5bc4\u5b58\u5668.\u7ed3\u5408\u524d\u9762\u768400 00,\u610f\u601d\u5c31\u662f\u67e5\u8be2\u4ece0\u5f00\u59cb\u76841\u4e2a\u5bc4\u5b58\u5668\u503c\n84 0A - \u5faa\u73af\u5197\u4f59\u6821\u9a8c,\u662fmodbus\u7684\u6821\u9a8c\u516c\u5f0f,\u4ece\u9996\u4e2a\u5b57\u8282\u5f00\u59cb\u523084\u524d\u9762\u4e3a\u6b62;\n```\n\n**\u56de\u590d\u6570\u636e\u89e3\u6790**\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428220027597.png?x-oss-process=image\/resize,m_lfit,w_950,h_378)\n\n```\n01 - \u5730\u5740\uff0c\u4e5f\u5c31\u662f\u4f60\u4f20\u611f\u5668\u7684\u5730\u5740\n03 - \u529f\u529f\u80fd\u7801\uff0c03\u4ee3\u8868\u67e5\u8be2\u529f\u80fd\uff0c\u67e5\u8be2\u4f20\u611f\u5668\u7684\u6570\u636e\u3002\u8fd9\u91cc\u8981\u6ce8\u610f\u7684\u662f\u6ce8\u610f\u53d1\u7ed9\u4ece\u673a\u7684\u529f\u80fd\u7801\u662f\u5565\uff0c\u4ece\u673a\u5c31\u8981\u56de\u590d\u540c\u6837\u7684\u529f\u80fd\u7801\uff0c\u5982\u679c\u4e0d\u4e00\u6837\u8bf4\u660e\u8fd9\u4e00\u5e27\u6570\u636e\u6709\u9519\u8bef\n02 - \u4ee3\u8868\u540e\u9762\u6570\u636e\u7684\u5b57\u8282\u6570,\u56e0\u4e3a\u4e0a\u9762\u8bf4\u5230,\u4e00\u4e2a\u5bc4\u5b58\u5668\u67092\u4e2a\u5b57\u8282,\u6240\u4ee5\u540e\u9762\u7684\u5b57\u8282\u6570\u80af\u5b9a\u662f2*\u67e5\u8be2\u7684\u5bc4\u5b58\u5668\u4e2a\u6570;\n19 98 - \u5bc4\u5b58\u5668\u7684\u503c\u662f19 98,\u7ed3\u5408\u53d1\u9001\u7684\u6570\u636e\u770b\u51fa,01\u8fd9\u4e2a\u5bc4\u5b58\u5668\u7684\u503c\u4e3a19 98\nB2 7E - \u5faa\u73af\u5197\u4f59\u6821\u9a8c\n\n```\n\n**\u57fa\u672c\u6d41\u7a0b\uff1a**\n\n\u53d1\u9001\uff1a\u4ece\u673a\u7684\u5730\u5740+\u6211\u8981\u5e72\u561b\u7684\u529f\u80fd\u7801+\u6211\u8981\u67e5\u7684\u5bc4\u5b58\u5668\u7684\u5730\u5740+\u6211\u8981\u67e5\u7684\u5bc4\u5b58\u5668\u5730\u5740\u7684\u4e2a\u6570+\u6821\u9a8c\u7801\n\n\u56de\u590d\uff1a\u4ece\u673a\u7684\u5730\u5740+\u4e3b\u673a\u53d1\u6211\u7684\u529f\u80fd\u7801+\u8981\u53d1\u9001\u7ed9\u4e3b\u673a\u6570\u636e\u7684\u5b57\u8282\u6570+\u6570\u636e+\u6821\u9a8c\u7801\n\n## \u529f\u80fd\u78010x06\uff08\u5199\uff09\n\n\u5982\u679c\u6211\u8981\u4fee\u6539\u4ece\u673a\u7684\u6570\u636e\u5462?\u90a3\u4e48\u8fd9\u4e2a\u534f\u8bae\u6709\u5417,\u7b54\u6848\u662fYes!\n\n```\n\u4e3b\u673a\u53d1\u9001: 01 06 00 00 00 01 48 0A\n\u4ece\u673a\u56de\u590d: 01 06 00 00 00 01 48 0A\n```\n\n**\u53d1\u9001\u6570\u636e\u89e3\u6790**\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428220048983.png?x-oss-process=image\/resize,m_lfit,w_950,h_356)\n\n```\n01-\u4e3b\u673a\u8981\u67e5\u8be2\u7684\u4ece\u673a\u5730\u5740\n06-\u529f\u80fd\u7801,06\u4ee3\u8868\u4fee\u6539\u5355\u4e2a\u5bc4\u5b58\u5668\u529f\u80fd,\u4fee\u6539\u6709\u4e9b\u4e0d\u540c,\u6709\u4fee\u6539\u4e00\u4e2a\u5bc4\u5b58\u5668\u548c\u4fee\u6539\u591a\u4e2a\u5bc4\u5b58\u5668;\n00 00-\u4ee3\u8868\u4fee\u6539\u7684\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740.\u8bf4\u660e\u4ece0x0000\u5f00\u59cb.\n00 01-\u4ee3\u8868\u4fee\u6539\u7684\u503c\u4e3a00 01.\u7ed3\u5408\u524d\u9762\u768400 00,\u610f\u601d\u5c31\u662f\u4fee\u65390\u53f7\u5bc4\u5b58\u5668\u503c\u4e3a00 01;\n48 0A-\u5faa\u73af\u5197\u4f59\u6821\u9a8c,\u662fmodbus\u7684\u6821\u9a8c\u516c\u5f0f,\u4ece\u9996\u4e2a\u5b57\u8282\u5f00\u59cb\u523048\u524d\u9762\u4e3a\u6b62;\n```\n\n\u56de\u590d\u6570\u636e\u89e3\u6790\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428221114111.png?x-oss-process=image\/resize,m_lfit,w_950,h_356)\n\n```\n01-\u4ece\u673a\u8fd4\u56de\u7ed9\u4e3b\u673a\u81ea\u5df1\u7684\u5730\u5740,\u8bf4\u660e\u8fd9\u5c31\u662f\u4e3b\u673a\u67e5\u7684\u4ece\u673a\n06-\u529f\u80fd\u7801,\u4ee3\u8868\u4fee\u6539\u5355\u4e2a\u5bc4\u5b58\u5668\u529f\u80fd\uff0c\u4e3b\u673a\u53d1\u5565\u529f\u80fd\u7801\uff0c\u4ece\u673a\u5c31\u5fc5\u987b\u56de\u4ec0\u4e48\u529f\u80fd\u7801;\n00 00-\u4ee3\u8868\u4fee\u6539\u7684\u8d77\u59cb\u5bc4\u5b58\u5668\u5730\u5740.\u8bf4\u660e\u662f0x0000.\n00 01-\u4ee3\u8868\u4fee\u6539\u7684\u503c\u4e3a00 01.\u7ed3\u5408\u524d\u9762\u768400 00,\u610f\u601d\u5c31\u662f\u4fee\u65390\u53f7\u5bc4\u5b58\u5668\u503c\u4e3a00 01;\n48 0A-\u5faa\u73af\u5197\u4f59\u6821\u9a8c,\u662fmodbus\u7684\u6821\u9a8c\u516c\u5f0f,\u4ece\u9996\u4e2a\u5b57\u8282\u5f00\u59cb\u523048\u524d\u9762\u4e3a\u6b62;\n```\n\n**\u5e38\u7528\u529f\u80fd\u7801\u8be6\u89e3**\n\n**\u5e38\u7528\u529f\u80fd\u7801\u8868\u683c**\n\n\u529f\u80fd\u7801\u540d\u79f0\u6570\u636e\u7c7b\u578b\u4f5c\u75280x01\u8bfb\u7ebf\u5708\u5bc4\u5b58\u5668\u4f4d\u53d6\u5f97\u4e00\u7ec4\u903b\u8f91\u7ebf\u5708\u7684\u5f53\u524d\u72b6\u6001\uff08ON\/OFF\uff090x02\u8bfb\u79bb\u6563\u8f93\u5165\u5bc4\u5b58\u5668\u4f4d\u53d6\u5f97\u4e00\u7ec4\u5f00\u5173\u8f93\u5165\u7684\u5f53\u524d\u72b6\u6001\uff08ON\/OFF\uff090x03\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668\u6574\u578b\u3001\u6d6e\u70b9\u578b\u3001\u5b57\u7b26\u578b\u5728\u4e00\u4e2a\u6216\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u4e2d\u53d6\u5f97\u5f53\u524d\u7684\u4e8c\u8fdb\u5236\u503c0x04\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\u6574\u578b\u3001\u6d6e\u70b9\u578b\u5728\u4e00\u4e2a\u6216\u591a\u4e2a\u8f93\u5165\u5bc4\u5b58\u5668\u4e2d\u53d6\u5f97\u5f53\u524d\u7684\u4e8c\u8fdb\u5236\u503c0x05\u5199\u5355\u4e2a\u7ebf\u5708\u5bc4\u5b58\u5668\u4f4d\u5f3a\u7f6e\u4e00\u4e2a\u903b\u8f91\u7ebf\u5708\u7684\u901a\u65ad\u72b6\u60010x06\u5199\u5355\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u6574\u578b\u3001\u6d6e\u70b9\u578b\u3001\u5b57\u7b26\u578b\u628a\u5177\u4f53\u4e8c\u8fdb\u5236\u503c\u88c5\u5165\u4e00\u4e2a\u4fdd\u6301\u5bc4\u5b58\u56680x0F\u5199\u591a\u4e2a\u7ebf\u5708\u5bc4\u5b58\u5668\u4f4d\u5f3a\u7f6e\u4e00\u4e32\u8fde\u7eed\u903b\u8f91\u7ebf\u5708\u7684\u901a\u65ad0x10\u5199\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u6574\u578b\u3001\u6d6e\u70b9\u578b\u3001\u5b57\u7b26\u578b\u628a\u5177\u4f53\u7684\u4e8c\u8fdb\u5236\u503c\u88c5\u5165\u4e00\u4e32\u8fde\u7eed\u7684\u4fdd\u6301\u5bc4\u5b58\u5668\n\n## 01H-\u8bfb\u7ebf\u5708\u72b6\u6001\n\n1\uff09\u63cf\u8ff0\uff1a\u8bfb\u4ece\u673a\u7ebf\u5708\u5bc4\u5b58\u5668\uff0c\u4f4d\u64cd\u4f5c\uff0c\u53ef\u8bfb\u5355\u4e2a\u6216\u8005\u591a\u4e2a\uff1b\n2\uff09\u53d1\u9001\u6307\u4ee4\uff1a\n\u5047\u8bbe\u4ece\u673a\u5730\u5740\u4f4d0x01\uff0c\u5bc4\u5b58\u5668\u5f00\u59cb\u5730\u57400x0023\uff0c\u5bc4\u5b58\u5668\u7ed3\u675f\u62b5\u52360x0038\uff0c\u603b\u5171\u8bfb\u53d621\u4e2a\u7ebf\u5708\u3002\u534f\u8bae\u56fe\u5982\u4e0b\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230647305.png)\n\n3\uff09\u54cd\u5e94\uff1a\n\u8fd4\u56de\u6570\u636e\u7684\u6bcf\u4e00\u4f4d\u5bf9\u5e94\u7ebf\u5708\u72b6\u6001\uff0c1-ON\uff0c0-OFF,\u5982\u4e0b\u56fe\uff1b\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230707986.png)\n\n\u4e0a\u8868\u4e2ddata1\u8868\u793a0x0023-0x002a\u7684\u7ebf\u5708\u72b6\u6001\uff0cdata1\u7684\u6700\u4f4e\u4f4d\u4ee3\u8868\u6700\u4f4e\u5730\u5740\u7684\u7ebf\u5708\u72b6\u6001\uff0c\u53ef\u4ee5\u7406\u89e3\u4e3a\u5c0f\u7aef\u6a21\u5f0f\uff1b\n\ndata2\u8868\u793a\u5730\u57400x002b-0x0033\u7684\u7ebf\u5708\u72b6\u6001\uff0c\u5982\u4e0b\u8868\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230726456.png)\n\ndata3\u8868\u793a\u5730\u57400x0034-0x0038\u7684\u7ebf\u5708\u72b6\u6001\uff0c\u4e0d\u591f8\u4f4d\uff0c\u5b57\u8282\u9ad8\u4f4d\u586b\u5145\u4e3a0\uff0c\u5982\u4e0b\u8868\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230736350.png)\n\n## 02H-\u8bfb\u79bb\u6563\u8f93\u5165\u72b6\u6001\n\n1)\uff1a\u8bfb\u79bb\u6563\u8f93\u5165\u5bc4\u5b58\u5668\uff0c\u4f4d\u64cd\u4f5c\uff0c\u53ef\u8bfb\u5355\u4e2a\u6216\u591a\u4e2a\uff0c\u534f\u8bae\u7c7b\u4f3c\u529f\u80fd\u78010X01\u534f\u8bae\uff0c\u6b64\u5904\u7701\uff1b\n\n## 03H-\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668\n\n1)\u63cf\u8ff0\uff1a\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5b57\u8282\u6307\u4ee4\u64cd\u4f5c\uff0c\u53ef\u8bfb\u5355\u4e2a\u6216\u8005\u591a\u4e2a\uff1b\n2)\u53d1\u9001\u6307\u4ee4\uff1a\n\u4ece\u673a\u5730\u57400x01\uff0c\u4fdd\u6301\u5bc4\u5b58\u5668\u8d77\u59cb\u5730\u57400x0032\uff0c\u8bfb2\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230608531.png)\n\n3)\u54cd\u5e94\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230620860.png)\n\n\u6570\u636e\u5b58\u50a8\u987a\u5e8f\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230629102.png)\n\n## 04H-\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\n\n1)\u63cf\u8ff0\uff1a\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\uff0c\u5b57\u8282\u6307\u4ee4\u64cd\u4f5c\uff0c\u53ef\u8bfb\u5355\u4e2a\u6216\u8005\u591a\u4e2a\uff1b\n2)\u53d1\u9001\u6307\u4ee4\uff1a\u540c03H\uff1b\n3)\u54cd\u5e94\uff1a\u540c03H\uff1b\n\n## 05H-\u5199\u5355\u4e2a\u7ebf\u5708\n\n1)\u63cf\u8ff0\uff1a\u5199\u5355\u4e2a\u7ebf\u5708\uff0c\u4f4d\u64cd\u4f5c\uff0c\u53ea\u80fd\u5199\u4e00\u4e2a\uff0c\u51990xff00\u8868\u793a\u8bbe\u7f6e\u7ebf\u5708\u72b6\u6001\u4e3aON\uff0c\u51990x0000\u8868\u793a\u8bbe\u7f6e\u7ebf\u5708\u72b6\u6001\u4e3aOFF\n2)\u53d1\u9001\u6307\u4ee4\uff1a\n\u8bbe\u7f6e0x0032\u7ebf\u5708\u4e3aON\uff1b\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230536160.png)\n\n3)\u54cd\u5e94\uff1a\n\u540c\u53d1\u9001\u6307\u4ee4\uff1b\n\n## 06H-\u5199\u5355\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\n\n1)\u63cf\u8ff0\uff1a\u5199\u5355\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5b57\u8282\u6307\u4ee4\u64cd\u4f5c\uff0c\u53ea\u80fd\u5199\u4e00\u4e2a\uff1b\n2)\u53d1\u9001\u6307\u4ee4\uff1a\n\u51990x0032\u4fdd\u6301\u5bc4\u5b58\u5668\u4e3a0x1232;\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230522402.png)\n\n3)\u54cd\u5e94\uff1a\u540c\u53d1\u9001\u6307\u4ee4\uff1b\n\n## 0F-\u5199\u591a\u4e2a\u7ebf\u5708\n\n1)\u63cf\u8ff0\uff1a\u5199\u591a\u4e2a\u7ebf\u5708\u5bc4\u5b58\u5668\u3002\u82e5\u6570\u636e\u533a\u7684\u67d0\u4f4d\u503c\u4e3a\u201c1\u201d\u8868\u793a\u88ab\u8bf7\u6c42\u7684\u76f8\u5e94\u7ebf\u5708\u72b6\u6001\u4e3aON\uff0c\u82e5\u67d0\u4f4d\u503c\u4e3a\u201c0\u201d\uff0c\u5219\u4e3a\u72b6\u6001\u4e3aOFF\u3002\n2)\u53d1\u9001\u6307\u4ee4\uff1a\n\u7ebf\u5708\u5730\u5740\u4e3a0x04a5\uff0c\u519912\u4e2a\u7ebf\u5708\uff0c\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230432994.png)\n\n\u4e0a\u56fe\u4e2dDATA1\u4e3a0x0c\uff0c\u8868\u793a\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230445217.png)\n\nDATA2\u4e3a0x02\uff0c\u4e0d\u591f8\u4f4d\uff0c\u5b57\u8282\u9ad8\u4f4d\u586b\u51450\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230455439.png)\n\n3)\u54cd\u5e94\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230503732.png)\n\n## 10H-\u5199\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\n\n1)\u63cf\u8ff0\uff1a\u5199\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5b57\u8282\u6307\u4ee4\u64cd\u4f5c\uff0c\u53ef\u5199\u591a\u4e2a\uff1b\n2)\u53d1\u9001\u6307\u4ee4\uff1a\n\u4fdd\u6301\u5bc4\u5b58\u5668\u8d77\u59cb\u5730\u5740\u4e3a0x0034,\u51992\u4e2a\u5bc4\u5b58\u56684\u4e2a\u5b57\u8282\u7684\u6570\u636e\uff1b\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230355909.png)\n\n3)\u54cd\u5e94\uff1a\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2024\/04\/20240428230407726.png)\n\n---\n*modbus.cn*\n"