"# Modbus\u534f\u8bae\u540d\u8bcd\u89e3\u6790\n\n> 2022-03-15 | 2026-07-01\n> https:\/\/www.modbus.cn\/en\/6711.html\n\n**Modbus \u534f\u8bae\u6807\u51c6**\n\n---\n\n\u5728\u5927\u5bb6\u901a\u8bfbModbus\u534f\u8bae\u65f6\uff0c\u603b\u662f\u4f1a\u78b0\u5230\u4e00\u4e9b\u5bb9\u6613\u6df7\u6dc6\u7684\u540d\u8bcd\uff0c\u4ece\u800c\u5bfc\u81f4\u5bf9\u4e8e\u534f\u8bae\u7684\u89e3\u8bfb\u51fa\u73b0\u95ee\u9898\uff0c\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5bf9\u4e8eModbus\u534f\u8bae\u4e2d\u53ef\u80fd\u4f1a\u7ed9\u5927\u5bb6\u9020\u6210\u56f0\u60d1\u7684\u540d\u8bcd\u4f5c\u76f8\u5173\u7684\u89e3\u91ca\u3002\n\n![](https:\/\/image.modbus.cn\/wp-content\/uploads\/2022\/03\/modbus2-950x303.png)\n\n## 1.\u529f\u80fd\u7801\uff1a\n\n\u529f\u80fd\u7801\u5728modbus\u534f\u8bae\u7528\u4e8e\u8868\u793a\u4fe1\u606f\u5e27\u7684\u529f\u80fd\uff0c\u5e38\u7528\u7684\u529f\u80fd\u7801\u670903\uff0c04\uff0c06\uff0c16\u7b49\uff0c\u5176\u4e2d03\u529f\u80fd\u7801\u7684\u4f5c\u7528\u662f\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668\u5185\u5bb9\uff0c04\u529f\u80fd\u7801\u7684\u4f5c\u7528\u662f\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\u5185\u5bb9\uff08\u8f93\u5165\u5bc4\u5b58\u5668\u548c\u4fdd\u6301\u5bc4\u5b58\u5668\u7684\u533a\u522b\u770b\u4e0b\u6587\uff09\uff0c06\u529f\u80fd\u7801\u7684\u5185\u5bb9\u662f\u9884\u7f6e\u5355\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c16\u529f\u80fd\u7801\u7684\u5185\u5bb9\u5219\u662f\u9884\u7f6e\u591a\u4e2a\u4fdd\u6301\u5bc4\u5b58\u5668\u3002\n\n## 2.\u8f93\u5165\u5bc4\u5b58\u5668\u548c\u4fdd\u6301\u5bc4\u5b58\u5668\uff1a\n\n04\u529f\u80fd\u7801\u7684\u4f5c\u7528\u5c31\u662f\u8bfb\u8f93\u5165\u5bc4\u5b58\u5668\uff0c\u800c03\u529f\u80fd\u7801\u7684\u4f5c\u7528\u5219\u662f\u8bfb\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5f88\u591a\u4eba\u5728\u770b\u5230\u8fd9\u4e24\u4e2a\u529f\u80fd\u7801\u7684\u65f6\u5019\u603b\u662f\u5e0c\u671b\u627e\u5230\u8fd9\u4e24\u4e2a\u529f\u80fd\u7801\u7684\u533a\u522b\uff0c\u4fdd\u6301\u5bc4\u5b58\u5668\u548c\u8f93\u5165\u5bc4\u5b58\u5668\u5230\u5e95\u662f\u4ec0\u4e48\u533a\u522b\uff0cmodbus\u534f\u8bae\u6700\u5f00\u59cb\u662f\u7528\u6765\u89e3\u51b3PLC\u7684\u901a\u4fe1\u534f\u8bae\u95ee\u9898\u7684\uff0c\u4e3b\u8981\u7528\u4e8e\u8f93\u5165\u8f93\u51fa\u6570\u5b57\u91cf\u4fe1\u53f7\u4ee5\u53ca\u6a21\u62df\u91cf\u4fe1\u53f7\uff0c\u6240\u8c13\u7684\u8f93\u5165\u5bc4\u5b58\u5668\u5c31\u662f\u4ece\u6a21\u62df\u91cf\u4fe1\u53f7\u8f93\u5165\u5f15\u7533\u51fa\u6765\u7684\uff0c\u5373\u8f93\u5165\u5bc4\u5b58\u5668\u53ea\u80fd\u4ece\u6a21\u62df\u91cf\u4fe1\u53f7\u8f93\u5165\u7aef\u6539\u53d8\u5bc4\u5b58\u5668\uff0c\u800c\u4e3b\u673a\u5219\u4e0d\u80fd\u901a\u8fc7\u4e0b\u53d1\u6307\u4ee4\u6539\u53d8\u8f93\u5165\u5bc4\u5b58\u5668\u7684\u6570\u636e\uff0c\u800c\u4fdd\u6301\u5bc4\u5b58\u5668\u5219\u662f\u7528\u4e8e\u8f93\u51fa\u6a21\u62df\u91cf\u4fe1\u53f7\u7684\uff0c\u4e3b\u673a\u662f\u53ef\u4ee5\u6539\u53d8\u5bc4\u5b58\u5668\u6570\u636e\uff0c\u4e5f\u5c31\u662f\u8bf4\u5bf9\u4e8e\u4e3b\u673a\u800c\u8a00\uff0c\u8f93\u5165\u5bc4\u5b58\u5668\u662f\u53ea\u8bfb\u7684\uff0c\u800c\u4fdd\u6301\u5bc4\u5b58\u5668\u662f\u53ef\u4ee5\u8bfb\u5199\u7684\uff0c\u5f53\u4e3b\u673a\u752806\uff0c16\u529f\u80fd\u7801\u7684\u6307\u4ee4\u53bb\u9884\u7f6e\u8f93\u5165\u5bc4\u5b58\u5668\u7684\u65f6\u5019\uff0c\u8bbe\u5907\u4f1a\u8fd4\u56de\u4e00\u4e2a\u4ee3\u7801\u4e3a0x81\u7684\u9519\u8bef\u4ee3\u7801\uff0c\u5373\u4f01\u56fe\u5199\u53ea\u8bfb\u5bc4\u5b58\u5668\u3002\n\n## 3.Modbus\u4e2d\u7684\u6570\u636e\u5730\u5740\u683c\u5f0f\uff1a\n\n\u5728Modbus\u534f\u8bae\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u51fa\u73b0\u7c7b\u4f3c\u4e8e3xxxx\uff0c4xxxx\u5bc4\u5b58\u5668\uff0c\u8fd9\u4e2a\u8868\u793a\u7684\u662f\u5bc4\u5b58\u5668\u652f\u6301\u7684\u6570\u636e\u7c7b\u578b\u3002\u6211\u4eec\u7528\u5217\u8868\u6765\u8bf4\u660e\uff0c\u8fd8\u6709Modbus\u6570\u636e\u5730\u5740\u683c\u5f0f\u662f\u4ece0\u5f00\u59cb\uff0c\u6bd4\u5982\u4ee5\u4e0b\u4e00\u4e2a\u5bc4\u5b58\u566840009\uff0c\u5373\u8868\u793a\u4fdd\u6301\u5bc4\u5b58\u5668\uff0c\u5bc4\u5b58\u5668\u5730\u5740\u4e3a00 08\uff0c\u7c7b\u4f3c\u7684\u6570\u636e\u5730\u5740\u683c\u5f0f\u7ecf\u5e38\u5728\u7ec4\u6001\u8f6f\u4ef6\u4ee5\u53caPLC\u7cfb\u7edf\u4e2d\u7528\u5230\u3002\n\n\u6620\u5c04\u5730\u5740\u4f7f\u7528\u7684\u529f\u80fd\u7801\u5730\u5740\u7c7b\u578b\u5b58\u53d6\u65b9\u5f0f\u63cf\u8ff00XXXX01,05,15\u79bb\u6563\u8f93\u51fa\u8bfb\u5199\u6bcf\u4e2a\u5377\u8868\u793a\u5355\u4e2a\u5f00\u5173\u4f4d1XXXX02\u79bb\u6563\u8f93\u5165\u53ea\u8bfb\u6bcf\u4e2a\u5377\u8868\u793a\u5355\u4e2a\u5f00\u5173\u4f4d2XXXX03,04,06,16\u6d6e\u70b9\u5bc4\u5b58\u5668\u53ea\u8bfb\/\u8bfb\u5199\u4e24\u4e2a\u8fde\u7eed16\u4f4d\u5bc4\u5b58\u5668\u8868\u793a\u4e00\u4e2a\u6d6e\u70b9\u65703XXXX04\u8f93\u5165\u5bc4\u5b58\u5668\u53ea\u8bfb\u6bcf\u4e2a\u5bc4\u5b58\u5668\u8868\u793a\u4e00\u4e2a16\u4f4d\u65e0\u7b26\u53f7\u6574\u65704XXXX03,06,16\u4fdd\u6301\u5bc4\u5b58\u5668\u8bfb\u5199\u6bcf\u4e2a\u5bc4\u5b58\u5668\u8868\u793a\u4e00\u4e2a16\u4f4d\u65e0\u7b26\u53f7\u6574\u65705XXXX03,04,06,16ASCII\u5b57\u7b26\u8bfb\u5199\u6bcf\u4e2a\u5bc4\u5b58\u5668\u8868\u793a\u4e24\u4e2aASCII\u7801\n\n## 4.Modbus RTU\/ASCII\/TCP\uff1a\n\nModbus\u534f\u8bae\u6700\u5f00\u59cb\u662f\u7528\u4e8e\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668\uff08PLC\uff09\u4e4b\u95f4\u7684\u901a\u8baf\uff0c\u7531\u4e8e\u5176\u5177\u6709\u7684\u5f00\u653e\u6027\uff0c\u5927\u91cf\u7684\u7528\u4e8e\u73b0\u573a\u667a\u80fd\u4eea\u8868\u3002Modbus\u534f\u8bae\u6709\u591a\u4e2a\u53d8\u79cd\uff0c\u5176\u4e2d\u6700\u8457\u540d\u7684\u662f**Modbus RTU**\/Modbus ASCII\u548cModbus TCP\u901a\u4fe1\u534f\u8bae\u3002\u5176\u4e2dRTU\/ASCII\u534f\u8bae\u662f\u57fa\u4e8e\u4e32\u884c\u53e3\u901a\u4fe1\uff0c\u800cTCP\u534f\u8bae\u5219\u662f\u57fa\u4e8e\u4ee5\u592a\u7f51\u901a\u4fe1\u3002\n\n## 5.Modbus\u9519\u8bef\u4ee3\u7801\u8868\uff1a\n\nModbus\u6709\u529f\u80fd\u7801\u3001\u6821\u9a8c\u7801\u3001\u5f02\u5e38\u529f\u80fd\u7801\u548c\u9519\u8bef\u4ee3\u7801\uff0c\u5176\u4e2d\u5f02\u5e38\u529f\u80fd\u7801\u548c\u9519\u8bef\u4ee3\u7801\u975e\u5e38\u5bb9\u6613\u6df7\u6dc6\u3002\u4e00\u822c\u6765\u8bf4\u5f02\u5e38\u529f\u80fd\u7801\u6307\u7684\u662f\u67d0\u4e2a\u529f\u80fd\u7801\u6267\u884c\u7684\u65f6\u5019\u51fa\u73b0\u7684\u76f8\u5e94\u5f02\u5e38\u529f\u80fd\u7801\uff0c\u4e00\u822c\u90fd\u662f\u5728\u529f\u80fd\u7801\u7684\u57fa\u7840\u4e0a\u52a0\u4e0a0x80\uff0c\u6bd4\u598203\u529f\u80fd\u7801\u51fa\u73b0\u7684\u5f02\u5e38\u7801\u662f0x83\u5f02\u5e38\u529f\u80fd\u7801\uff0c16\u529f\u80fd\u7801\u5bf9\u5e94\u51fa\u73b0\u7684\u5f02\u5e38\u529f\u80fd\u7801\u5219\u662f0x90,\u800c\u9519\u8bef\u4ee3\u7801\u5219\u662f\u8868\u793a\u51fa\u73b0\u9519\u8bef\u7684\u5177\u4f53\u60c5\u51b5\uff0c\u6bd4\u5982\u5bc4\u5b58\u5668\u5730\u5740\u4e0d\u5b58\u5728\uff0c\u4e0d\u7ba1\u662f\u8bfb\u8fd8\u662f\u5199\uff0c\u5982\u679c\u8be5\u5bc4\u5b58\u5668\u5730\u5740\u4e0d\u5b58\u5728\u7684\u8bdd\uff0c\u9519\u8bef\u4ee3\u7801\u4e3a02\u3002\n\n---\n*modbus.cn*\n"