"# 24G\u6beb\u7c73\u6ce2\u96f7\u8fbe\u4eba\u4f53\u5b58\u5728\u611f\u5e94\u5668\u7535\u5b50\u8bf4\u660e\u4e66\n\n> 2025-11-24 | 2026-06-25\n> https:\/\/www.modbus.cn\/en\/35494.html\n\n**\u4ea7\u54c1\u8bf4\u660e\u4e66**\n\n---\n\n## \u4ea7\u54c1\u7b80\u4ecb\u4e0e\u6280\u672f\u89c4\u683c\n\n### \u6838\u5fc3\u529f\u80fd\n\n- \u652f\u6301MODBUS RTU\u901a\u4fe1\u534f\u8bae\uff0c\u4fbf\u4e8e\u96c6\u6210\u81f3\u667a\u80fd\u7cfb\u7edf\n\n- \u53cc\u4f20\u611f\u6280\u672f\uff1a\u7ea2\u5916+\u96f7\u8fbe\u68c0\u6d4b\uff0c\u68c0\u6d4b\u66f4\u7cbe\u51c6\n\n- \u5bc4\u5b58\u5668\u53ef\u8bfb\u5199\uff0c\u5b9e\u73b0ID\u3001\u5ef6\u65f6\u3001\u611f\u5e94\u65b9\u5f0f\u7b49\u7075\u6d3b\u914d\u7f6e\n\n- \u5b89\u88c5\u7b80\u5355\uff0c\u9002\u5408\u5de5\u7a0b\u6279\u91cf\u90e8\u7f72\n\n### \u901a\u4fe1\u53c2\u6570\n\n- **\u6ce2\u7279\u7387**\uff1a9600bps\n\n- **\u6570\u636e\u4f4d**\uff1a8\u4f4d\n\n- **\u505c\u6b62\u4f4d**\uff1a1\u4f4d\n\n- **\u6821\u9a8c\u4f4d**\uff1a\u65e0\n\n- **\u6307\u4ee4\u95f4\u9694**\uff1a\u2265100ms\n\n## \u5b89\u88c5\u4e0e\u4f7f\u7528\u8bf4\u660e\n\n### \u901a\u7535\u81ea\u68c0\n\n\u8bbe\u5907\u901a\u7535\u540e\u81ea\u52a8\u8fdb\u884c10\u79d2\u81ea\u68c0\uff0c\u82e5\u7ebf\u8def\u6b63\u786e\uff0c\u53d1\u9001\u4e00\u4e32\u6570\u636e\u7801\uff08\u793a\u4f8b\uff1a`02 03 02 00 FC 44`\uff09\uff0c\u524d\u4e24\u4f4d\u4e3a\u5f53\u524dID\u5730\u5740\u3002\n\n### \u83b7\u53d6ID\u5730\u5740\n\n\u91cd\u65b0\u4e0a\u7535\u540e\uff0c\u81ea\u53d1\u9001\u6570\u636e\u7684\u524d\u4e24\u4f4d\u5373\u4e3a\u5f53\u524dID\u3002\u4f8b\u5982\u6570\u636e\u5f00\u5934\u4e3a\u201c02\u201d\uff0c\u5219ID=2\u3002\n\n## \u53c2\u6570\u914d\u7f6e\u4e0e\u5bc4\u5b58\u5668\u8bf4\u660e\n\n\u4ee5\u4e0b\u4e3a\u611f\u5e94\u5668\u652f\u6301\u7684\u5173\u952e\u53c2\u6570\u53ca\u5176\u5bc4\u5b58\u5668\u5730\u5740\uff08HEX\u683c\u5f0f\uff09\uff1a\n\n\u5bc4\u5b58\u5668\u5730\u5740\u53c2\u6570\u540d\u79f0\u5c5e\u6027\u8bf4\u660e\u53d6\u503c\u8303\u56f40001\u611f\u5e94\u5668IDR\/W\u8bbe\u5907\u5730\u5740\uff0c\u9ed8\u8ba411-2550002\u6709\u4eba\u4fdd\u6301\u65f6\u95f4R\/W\u611f\u5e94\u5230\u4eba\u540e\u4fdd\u6301\u65f6\u95f4\uff0c\u9ed8\u8ba43\u79d21-255\u79d20003\u611f\u5e94\u65b9\u5f0fR\/W0=\u6216(OR)\uff0c1=\u4e0e(AND)0\u621610004LED\u72b6\u6001R\/W0=\u706d\uff0c1=\u4eae0\u621610005\u53d1\u9001\u65b9\u5f0fR\/W0=\u67e5\u8be2\uff0c1=\u4e3b\u52a80\u621610006\u7ea2\u5916\u72b6\u6001R0=\u65e0\u4eba\uff0c1=\u6709\u4eba-0007\u96f7\u8fbe\u72b6\u6001R0=\u65e0\u4eba\uff0c1=\u6709\u4eba-0008\u5b58\u5728\u72b6\u6001R0=\u65e0\u4eba\uff0c1=\u6709\u4eba-0009\u611f\u5e94\u8303\u56f4R\/W\u503c\u8d8a\u5927\u8303\u56f4\u8d8a\u5c0f\uff0c\u9ed8\u8ba421-10\n\n**\u64cd\u4f5c\u547d\u4ee4**\uff1a\n\n- **03H**\uff1a\u8bfb\u53d6\u5bc4\u5b58\u5668\u6570\u636e\n\n- **06H**\uff1a\u5199\u5165\u5355\u4e2a\u5bc4\u5b58\u5668\u6570\u636e\n\n## ID\u4fee\u6539\u65b9\u6cd5\uff08\u7b80\u6613\u64cd\u4f5c\uff09\n\n### \u6309\u952e\u65b9\u5f0f\n\n- \u957f\u6309S1\u6216ON\/OFF\u952e\u7ea63\u79d2\uff0cLED\u8fdb\u5165\u5feb\u95ea\u72b6\u6001\n\n\u901a\u8fc7485\u4e32\u53e3\u52a9\u624b\u53d1\u9001\u8bbe\u5b9a\u6307\u4ee4\uff08\u793a\u4f8b\uff09\uff1a\n\n- ID 2 \u6539\u4e3a 1\uff1a`B4 C4 05 00 01 00 01 55`\n\n- ID 2 \u6539\u4e3a 3\uff1a`B4 C4 05 00 03 00 03 55`\n\n- ID 2 \u6539\u4e3a 5\uff1a`B4 C4 05 00 05 00 05 55`\n\n### \u6307\u4ee4\u65b9\u5f0f\uff08MODBUS\uff09\n\n\u4f7f\u752806H\u547d\u4ee4\u7801\uff0c\u4f8b\u5982\u5c06ID2\u6539\u4e3a5\uff1a\n\n```\n\u53d1\u9001\uff1a02 06 00 01 00 05 CHL CHH\n\u8fd4\u56de\uff1a02 06 00 01 00 05 CHL CHH\n```\n\n\uff08CHL\/CHH\u4e3aCRC\u6821\u9a8c\u7801\uff0c\u8bbe\u5907\u6210\u529f\u8bbe\u5b9a\u540eLED\u95ea\u70c15\u79d2\uff09\n\n## \u5b9e\u9645\u5e94\u7528\u793a\u4f8b\n\n### \u67e5\u8be2\u611f\u5e94\u72b6\u6001\uff08\u9ed8\u8ba4ID=2\uff09\n\n- \u4e3b\u673a\u53d1\u9001\uff1a`02 03 00 06 00 01 64 38`\n\n- \u6709\u4eba\u56de\u7801\uff1a`02 03 02 00 01 3D 84`\n\n- \u65e0\u4eba\u56de\u7801\uff1a`02 03 02 00 00 FC 44`\n\n### \u4fee\u6539\u6709\u4eba\u4fdd\u6301\u65f6\u95f4\n\n\u4ece3\u79d2\u6539\u4e3a9\u79d2\uff1a\n\n```\n`\u53d1\u9001\uff1a02 06 00 04 00 09 08 3E`\n```\n\n### \u5207\u6362\u53d1\u9001\u65b9\u5f0f\n\n- \u6539\u4e3a\u4e3b\u52a8\u53d1\u9001\uff1a`02 06 00 05 00 01 58 38`\n\n- \u6539\u4e3a\u67e5\u8be2\u6a21\u5f0f\uff1a`02 06 00 05 00 00 99 F8`\n\n## \u5e38\u89c1\u95ee\u9898\uff08FAQ\uff09\n\n**Q1\uff1a\u5982\u4f55\u6062\u590d\u51fa\u5382ID\uff1f**\u200b A1\uff1a\u4f7f\u7528\u7b80\u6613ID\u4fee\u6539\u65b9\u6cd5\uff0c\u5c06ID\u8bbe\u4e3a2\u3002 \n\n**Q2\uff1a\u611f\u5e94\u5668\u65e0\u54cd\u5e94\u600e\u4e48\u529e\uff1f**\u200b A2\uff1a\u68c0\u67e5485\u63a5\u7ebf\u3001\u6ce2\u7279\u7387\u8bbe\u7f6e\uff0c\u786e\u8ba4\u6307\u4ee4\u683c\u5f0f\u548c\u6821\u9a8c\u7801\u6b63\u786e\u3002 \n\n**Q3\uff1a\u611f\u5e94\u8303\u56f4\u5982\u4f55\u8c03\u8282\uff1f**\u200b A3\uff1a\u901a\u8fc7\u5bc4\u5b58\u56680009\u8bbe\u7f6e\uff0c\u6570\u503c\u8d8a\u5927\uff0c\u611f\u5e94\u8303\u56f4\u8d8a\u5c0f\u3002\n\n## \u4e03\u3001\u7ed3\u8bed\n\n24G\u6beb\u7c73\u6ce2\u96f7\u8fbe\u4eba\u4f53\u5b58\u5728\u611f\u5e94\u5668\u662f\u4e00\u6b3e\u529f\u80fd\u4e30\u5bcc\u3001\u901a\u4fe1\u7a33\u5b9a\u7684\u667a\u80fd\u611f\u5e94\u8bbe\u5907\u3002\u652f\u6301MODBUS RTU\u534f\u8bae\uff0c\u517c\u5bb9\u591a\u6570\u5de5\u63a7\u4e0e\u7269\u8054\u7f51\u7cfb\u7edf\uff0c\u9002\u7528\u4e8e\u591a\u79cd\u81ea\u52a8\u5316\u573a\u666f\u3002\u5982\u9700\u6280\u672f\u652f\u6301\uff0c\u8bf7\u8054\u7cfb\u6cfd\u6cf0\u667a\u80fd\u5ba2\u670d\u3002\n\n---\n*modbus.cn*\n"