{"id":95910,"date":"2024-07-24T14:30:14","date_gmt":"2024-07-24T06:30:14","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=95910"},"modified":"2024-07-24T14:30:20","modified_gmt":"2024-07-24T06:30:20","slug":"dcktcmkjs","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/95910.html","title":{"rendered":"DTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u4ecb\u7ecd"},"content":{"rendered":"\n

\u3000\u3000DTU<\/a>(Data Transfer Unit)\u4e32\u53e3\u900f\u4f20\u6a21\u5757<\/strong>\u662f\u4e00\u79cd\u7528\u4e8e\u5c06\u4e32\u53e3\u6570\u636e\u8f6c\u6362\u4e3aIP\u6570\u636e\u6216\u5c06IP\u6570\u636e\u8f6c\u6362\u4e3a\u4e32\u53e3\u6570\u636e\uff0c\u5e76\u901a\u8fc7\u65e0\u7ebf\u901a\u4fe1\u7f51\u7edc\u8fdb\u884c\u4f20\u8f93\u7684\u8bbe\u5907\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51\u901a\u8baf\u884c\u4e1a\u3002\u5176\u4e3b\u8981\u529f\u80fd\u662f\u5b9e\u73b0\u4ece\u4f4e\u7ea7\u522b\u8bbe\u5907\u5230\u8fdc\u7a0b\u670d\u52a1\u5668\u7684\u900f\u660e\u6570\u636e\u4f20\u8f93<\/strong>\u3002<\/p>\n\n\n\n

\"DTU\"<\/figure>\n\n\n\n

\u3000\u3000\u4e00\u3001 DTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u7b80\u4ecb<\/h2>\n\n\n\n

\u3000\u30001. \u5de5\u4f5c\u539f\u7406<\/h3>\n\n\n\n

\u3000\u3000DTU\u8bbe\u5907\u901a\u5e38\u91c7\u7528\u201c\u4e32\u53e3+\u7f51\u53e3\u201d\u7684\u67b6\u6784\uff0c\u901a\u8fc7\u4e32\u53e3\u63a5\u6536\u6765\u81ea\u73b0\u573a\u8bbe\u5907\u7684\u6570\u636e\uff0c\u7136\u540e\u5c06\u8fd9\u4e9b\u6570\u636e\u901a\u8fc7\u65e0\u7ebf\u7f51\u7edc(\u59824G\u3001NB-IoT\u7b49)\u53d1\u9001\u5230\u4e91\u7aef\u5e73\u53f0\u6216\u6307\u5b9a\u670d\u52a1\u5668\u4e0a\u3002\u540c\u6837\uff0cDTU\u4e5f\u53ef\u4ee5\u63a5\u6536\u6765\u81ea\u4e91\u7aef\u7684\u6307\u4ee4\u5e76\u5c06\u5176\u8f6c\u53d1\u7ed9\u73b0\u573a\u8bbe\u5907\u3002\u5177\u4f53\u6765\u8bf4\uff0cDTU\u5728\u63a5\u6536\u5230\u4e32\u53e3\u6570\u636e\u540e\uff0c\u4f1a\u5c06\u5176\u539f\u5c01\u4e0d\u52a8\u5730\u4f20\u9001\u7ed9\u7f51\u7edc\u7aef;\u53cd\u4e4b\u4ea6\u7136\uff0c\u7f51\u7edc\u7aef\u7684\u6570\u636e\u4e5f\u4f1a\u88ab\u539f\u5c01\u4e0d\u52a8\u5730\u8f6c\u53d1\u5230\u4e32\u53e3\u8bbe\u5907\u4e0a\u3002<\/p>\n\n\n\n

\u3000\u30002. \u6280\u672f\u4e0e\u534f\u8bae<\/h3>\n\n\n\n

\u3000\u3000\u5728\u5b9e\u73b0\u4e32\u53e3\u4e0e\u7f51\u7edc\u6570\u636e\u53cc\u5411\u900f\u660e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\uff0cDTU\u8bbe\u5907\u91c7\u7528\u4e86\u591a\u79cd\u6280\u672f\u548c\u534f\u8bae\u3002\u4f8b\u5982\uff0cNB-IoT\u6280\u672f\u53ef\u4ee5\u7528\u4e8e\u652f\u6301\u4f4e\u529f\u8017\u5e7f\u57df\u7f51(LPWAN)\u7684\u5e94\u7528\u573a\u666f\u3002\u6b64\u5916\uff0cDTU\u8fd8\u652f\u6301TCP\/UDP\u3001Modbus\u3001HTTP(S)\u548cMQTT\u7b49\u591a\u79cd\u5de5\u4f5c\u6a21\u5f0f\u548c\u901a\u4fe1\u534f\u8bae\u3002<\/p>\n\n\n\n

\u3000\u30003. \u5e94\u7528\u9886\u57df<\/h3>\n\n\n\n

\u3000\u3000DTU\u6a21\u5757\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u3001\u73af\u5883\u76d1\u6d4b\u3001\u667a\u80fd\u4ea4\u901a\u3001\u8fdc\u7a0b\u63a7\u5236\u7b49\u591a\u4e2a\u9886\u57df\u3002\u4f8b\u5982\uff0c\u5728\u5de5\u4e1a\u81ea\u52a8\u5316\u4e2d\uff0cDTU\u53ef\u4ee5\u7528\u4e8ePLC(\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668)\u4e0e\u4e0a\u4f4d\u673a\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362;\u5728\u73af\u5883\u76d1\u6d4b\u4e2d\uff0cDTU\u53ef\u4ee5\u7528\u4e8e\u4f20\u611f\u5668\u6570\u636e\u7684\u5b9e\u65f6\u4e0a\u4f20\u548c\u5904\u7406\u3002<\/p>\n\n\n\n

\u3000\u30004. \u914d\u7f6e\u4e0e\u4f7f\u7528<\/h3>\n\n\n\n

\u3000\u3000DTU\u7684\u914d\u7f6e\u76f8\u5bf9\u7b80\u5355\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u4e32\u53e3\u8c03\u8bd5\u52a9\u624b\u6216WEB\u754c\u9762\u8fdb\u884c\u53c2\u6570\u8bbe\u7f6e\u3002\u5e38\u89c1\u7684\u914d\u7f6e\u6b65\u9aa4\u5305\u62ec\uff1a\u9009\u62e9\u5de5\u4f5c\u6a21\u5f0f\u3001\u8bbe\u7f6e\u6ce2\u7279\u7387\u3001\u914d\u7f6e\u7f51\u7edc\u53c2\u6570\u7b49\u3002\u6b64\u5916\uff0c\u4e00\u4e9b\u9ad8\u7ea7\u529f\u80fd\u5982\u77ed\u4fe1\u53d1\u9001\u3001\u591a\u4e2d\u5fc3\u4f20\u8f93\u7b49\u4e5f\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u914d\u7f6e\u5b9e\u73b0\u3002<\/p>\n\n\n\n

\u3000\u30005. \u5b9e\u4f8b\u5e94\u7528<\/h3>\n\n\n\n

\u3000\u3000\u4ee5\u67d0\u6b3e4G DTU\u4e3a\u4f8b\uff0c\u7528\u6237\u9996\u5148\u9700\u8981\u5c06\u7535\u8111\u4e32\u53e3\u8fde\u63a5\u52304G DTU\u4e32\u53e3\u4e0a\uff0c\u7136\u540e\u6309\u7167\u8bf4\u660e\u4e66\u4e2d\u7684\u521d\u59cb\u53c2\u6570\u8fdb\u884c\u8bbe\u7f6e\u3002\u6210\u529f\u8fde\u63a5\u540e\uff0c\u53ef\u4ee5\u901a\u8fc74G DTU\u6a21\u5757\u53d1\u9001\u6570\u636e\u5230\u7f51\u7edc\u6307\u5b9a\u7684\u670d\u52a1\u5668\u4e0a\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc74G DTU\u6a21\u5757\u63a5\u6536\u6570\u636e\u3002\u6b64\u5916\uff0c\u8be5\u6a21\u5757\u8fd8\u652f\u6301MQTT\/TCP\/UDP\u53cc\u901a\u9053\u900f\u4f20\uff0c\u80fd\u591f\u6ee1\u8db3\u4e0d\u540c\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n

\u3000\u3000\u603b\u4e4b\uff0cDTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u4f5c\u4e3a\u7269\u8054\u7f51\u4e2d\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u901a\u8fc7\u5176\u5f3a\u5927\u7684\u6570\u636e\u900f\u4f20\u80fd\u529b\uff0c\u6781\u5927\u5730\u7b80\u5316\u4e86\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\u8fc7\u7a0b\uff0c\u63d0\u5347\u4e86\u6570\u636e\u4f20\u8f93\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 DTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u5728\u7269\u8054\u7f51\u4e2d\u7684\u6700\u65b0\u5e94\u7528\u8d8b\u52bf<\/h2>\n\n\n\n

\u3000\u3000DTU(Data Transfer Unit)\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u5728\u7269\u8054\u7f51\u4e2d\u7684\u6700\u65b0\u5e94\u7528\u8d8b\u52bf\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

    \n
  • \u3000\u3000\u5168\u7f51\u901a\u65e0\u7ebf\u6570\u636e\u4f20\u8f93<\/strong>\uff1a\u968f\u7740\u7269\u8054\u7f51\u6280\u672f\u7684\u5feb\u901f\u53d1\u5c55\uff0cDTU\u5168\u7f51\u901a\u65e0\u7ebf\u6570\u636e\u900f\u4f20\u65b9\u6848\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528\u3002\u8fd9\u79cd\u65b9\u6848\u652f\u6301\u591a\u79cd\u7f51\u7edc\u5236\u5f0f\uff0c\u5177\u5907\u9ad8\u6548\u7a33\u5b9a\u7684\u6570\u636e\u4f20\u8f93\u80fd\u529b\uff0c\u4e3a\u7269\u8054\u7f51\u7684\u5e94\u7528\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u652f\u6301\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u8fdc\u7a0b\u76d1\u63a7\u548c\u6570\u636e\u91c7\u96c6<\/strong>\uff1a\u65e0\u7ebf\u900f\u4f20DTU\u901a\u4fe1\u6a21\u5757\u4f5c\u4e3a\u7269\u8054\u7f51\u5173\u952e\u7ec4\u4ef6\uff0c\u5728\u5404\u4e2a\u884c\u4e1a\u4e2d\u7684\u5e94\u7528\u8d8a\u6765\u8d8a\u5e7f\u6cdb\u3002\u901a\u8fc7\u65e0\u7ebf\u900f\u4f20DTU\u901a\u4fe1\u6a21\u5757\uff0c\u53ef\u4ee5\u5b9e\u73b0\u8bbe\u5907\u4e4b\u95f4\u7684\u8fdc\u7a0b\u76d1\u63a7\u548c\u6570\u636e\u91c7\u96c6\uff0c\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u5de5\u4e1a\u7269\u8054\u7f51\u5e94\u7528<\/strong>\uff1a\u5728\u5de5\u4e1a\u3001\u519c\u4e1a\u3001\u5546\u4e1a\u3001\u56ed\u533a\u3001\u697c\u5b87\u7b49\u9886\u57df\uff0c\u5927\u91cf\u8bbe\u5907\u901a\u8fc7DTU\u91c7\u96c6\u6570\u636e\u5e76\u63a5\u5165\u7269\u8054\u7f51\u5e73\u53f0\u3002\u8fd9\u4e9b\u573a\u666f\u7684\u8bbe\u5907\u4e00\u822c\u9700\u8981\u901a\u8fc7DTU\u900f\u4f20\u4e0a\u4e91\uff0c\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u8fdc\u7a0b\u76d1\u63a7\u548c\u7ba1\u7406\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u667a\u80fd\u4ea4\u901a\u548c\u516c\u5171\u5b89\u5168<\/strong>\uff1a\u57fa\u4e8e\u4e91\u8ba1\u7b97\u548c\u7269\u8054\u7f51\u7684\u667a\u80fd\u8fd0\u8f93\u7f51\u7edc\u4e2d\uff0cDTU\u4ea7\u54c1\u88ab\u7528\u4e8e\u57ce\u5e02\u914d\u9001\u7f51\u7edc\u81ea\u52a8\u5316\u3001\u6c34\u4f9b\u5e94\u3001\u71c3\u6c14\u7ba1\u9053\u81ea\u52a8\u5316\u3001\u91d1\u878d\u3001\u8fd0\u8f93\u3001\u667a\u80fd\u63a7\u5236\u7b49\u3002\u5176\u4e3b\u8981\u7279\u70b9\u5305\u62ec\u900f\u660e\u7684\u6570\u636e\u4f20\u8f93\u3001\u591a\u79cdTCP\u548cUDP\u6a21\u5f0f\u652f\u6301\u3001\u8fdc\u7a0b\u5524\u9192\u65b9\u6cd5(\u5982\u77ed\u4fe1\u6216\u6570\u636e)\u3001\u865a\u62df\u6570\u636e\u79c1\u6709\u7f51\u7edc\u652f\u6301\u3001TCP\u5fc3\u8df3\u94fe\u63a5\u68c0\u6d4b\u673a\u5236\u3001\u667a\u80fd\u79bb\u7ebf\u68c0\u6d4b\u548c\u81ea\u52a8\u91cd\u8fde\u4ee5\u786e\u4fdd\u5728\u7ebf\u72b6\u6001\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u5171\u4eab\u505c\u8f66\u4f4d\u548c\u6237\u5916\u76d1\u6d4b<\/strong>\uff1a\u5728\u5171\u4eab\u505c\u8f66\u4f4d\u5e94\u7528\u4e0a\uff0c\u73b0\u573aDTU\u53ef\u4ee5\u5927\u89c4\u6a21\u5e94\u7528\u5728\u6237\u5916\u76d1\u6d4b\u8f66\u4f4d\u4fe1\u606f\uff0c\u4f20\u9012\u7ed9\u8fd0\u884c\u540e\u53f0\uff0c\u7edf\u4e00\u8c03\u5ea6\u5b89\u6392\u3002DTU\u65e0\u7ebf\u6570\u4f20\u7ec8\u7aef\u5177\u6709\u9ad8\u6027\u80fd\u7684\u5de5\u4e1a\u7ea732\u4f4d\u901a\u4fe1\u5904\u7406\u5668\uff0c\u770b\u95e8\u72d7\u3001\u5fc3\u8df3\u94fe\u8def\u68c0\u6d4b\u673a\u5236\uff0c\u5de5\u4e1a\u7ea7\u91d1\u5c5e\u5916\u58f3\uff0c\u575a\u56fa\u8010\u7528\u54c1\u8d28\u53ef\u9760;\u9ad8EMC\u7535\u78c1\u517c\u5bb9\u9632\u6f6e\u3001\u9632\u96f7\u3001\u9632\u7535\u78c1\u5e72\u6270\uff0c\u8fd0\u884c\u7a33\u5b9a\u3002<\/li>\n\n\n\n
  • \u3000\u3000\u591a\u534f\u8bae\u652f\u6301\u548c\u9ad8\u53ef\u9760\u6027\u8bbe\u8ba1<\/strong>\uff1a\u73b0\u4ee3DTU\u4ea7\u54c1\u4e0d\u4ec5\u652f\u6301RS-485\/232 \u548cTTL \u4e32\u53e3\u63a5\u53e3\uff0c\u8fd8\u5185\u7f6e\u767b\u5f55\u3001\u5fc3\u8df3\u3001\u91cd\u53d1\u548c\u7eed\u4f20\u7b49\u673a\u5236\uff0c\u786e\u4fdd\u4e0e\u670d\u52a1\u5668\u6570\u636e\u5b9e\u65f6\u5728\u7ebf\u901a\u4fe1\uff0c\u5e76\u4fdd\u8bc1\u6570\u636e\u7a33\u5b9a\u53ef\u9760\u3002\u6b64\u5916\uff0c\u8fd9\u4e9b\u8bbe\u5907\u901a\u5e38\u5177\u6709\u9ad8\u53ef\u9760\u6027\u8bbe\u8ba1\uff0c\u5982WDT\u770b\u95e8\u72d7\u8bbe\u8ba1\u548cFreeRTOS\u64cd\u4f5c\u7cfb\u7edf\u3002<\/li>\n<\/ul>\n\n\n\n

    \u3000\u3000DTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u5728\u7269\u8054\u7f51\u4e2d\u7684\u6700\u65b0\u5e94\u7528\u8d8b\u52bf\u96c6\u4e2d\u5728\u5168\u7f51\u901a\u65e0\u7ebf\u6570\u636e\u4f20\u8f93\u3001\u8fdc\u7a0b\u76d1\u63a7\u548c\u6570\u636e\u91c7\u96c6\u3001\u5de5\u4e1a\u7269\u8054\u7f51\u5e94\u7528\u3001\u667a\u80fd\u4ea4\u901a\u548c\u516c\u5171\u5b89\u5168\u4ee5\u53ca\u591a\u534f\u8bae\u652f\u6301\u548c\u9ad8\u53ef\u9760\u6027\u8bbe\u8ba1\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n

    \u3000\u3000\u4e09\u3001 DTU\u8bbe\u5907\u652f\u6301\u7684\u5177\u4f53\u6280\u672f\u548c\u534f\u8bae\u6709\u54ea\u4e9b\u6539\u8fdb<\/h2>\n\n\n\n

    \u3000\u3000DTU(Data Transfer Unit)\u8bbe\u5907\u5728\u6280\u672f\u548c\u534f\u8bae\u65b9\u9762\u8fdb\u884c\u4e86\u591a\u65b9\u9762\u7684\u66f4\u65b0\u548c\u6539\u8fdb\uff0c\u4ee5\u6ee1\u8db3\u4e0d\u540c\u884c\u4e1a\u548c\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u3002\u4ee5\u4e0b\u662f\u4e3b\u8981\u7684\u66f4\u65b0\u548c\u6539\u8fdb\u5185\u5bb9\uff1a<\/p>\n\n\n\n

      \n
    • \u3000\u3000DTU\u8bbe\u5907\u652f\u6301\u591a\u79cd\u534f\u8bae\u4e4b\u95f4\u7684\u8f6c\u6362\uff0c\u4f8b\u5982Modbus TCP\u548cModbus RTU\u4e4b\u95f4\u7684\u8f6c\u6362\uff0c\u8fd9\u4f7f\u5f97\u73b0\u573a\u8bbe\u5907\u80fd\u591f\u8fde\u63a5\u5230SCADA\u7cfb\u7edf\u3002<\/li>\n\n\n\n
    • \u3000\u3000DTU\u652f\u6301\u6700\u57fa\u7840\u7684\u4e32\u53e3\u901a\u4fe1\u534f\u8bae\uff0c\u5982RS232\u3001RS485\u7b49\uff0c\u8fd9\u4e9b\u662f\u5de5\u4e1a\u9886\u57df\u6700\u5e38\u89c1\u3001\u6700\u6210\u719f\u7684\u901a\u4fe1\u65b9\u5f0f\uff0c\u5f88\u591a\u5de5\u4e1a\u8bbe\u5907\u5982PLC\u3001\u4eea\u8868\u7b49\u90fd\u914d\u6709\u6807\u51c6\u7684\u4e32\u53e3\u63a5\u53e3\u3002<\/li>\n\n\n\n
    • \u3000\u3000DTU\u5e7f\u6cdb\u652f\u6301TCP\/IP\u548cUDP\/IP\u534f\u8bae\uff0c\u8fd9\u662f\u4e92\u8054\u7f51\u901a\u4fe1\u7684\u57fa\u7840\u534f\u8bae\uff0c\u4e5f\u662f\u7269\u8054\u7f51\u901a\u4fe1\u4e2d\u6700\u5e38\u7528\u7684\u534f\u8bae\u4e4b\u4e00\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u8bb8\u591aDTU\u8bbe\u5907\u8fd8\u652f\u6301MQTT\u534f\u8bae\uff0c\u8fd9\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u6d88\u606f\u4f20\u8f93\u534f\u8bae\uff0c\u9002\u7528\u4e8e\u7269\u8054\u7f51\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u652f\u6301PPP\u5c42\u5fc3\u8df3\u3001ICMP\u63a2\u6d4b\u3001TCP Keepalive\u4ee5\u53ca\u5e94\u7528\u5c42\u5fc3\u8df3\u7b49\u673a\u5236\uff0c\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u652f\u6301\u7528\u6237\u81ea\u5b9a\u4e49TCP\/UDP\u6570\u636e\u62a5\u6587\uff0c\u63d0\u4f9b\u7075\u6d3b\u7684\u6570\u636e\u4f20\u8f93\u65b9\u6848\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u5305\u62ec\u6545\u969c\u81ea\u6108\u3001\u770b\u95e8\u72d7\u6280\u672f\u3001\u65ad\u7535\u4fdd\u62a4\u529f\u80fd\u3001\u52a8\u6001\u57df\u540d\u6216IP\u5730\u5740\u8bbf\u95ee\u3001APN\u79c1\u6709\u7f51\u7edc\u670d\u52a1\u3001\u81ea\u52a8\u91cd\u65b0\u8fde\u63a5\u529f\u80fd\u7b49\uff0c\u8fd9\u4e9b\u529f\u80fd\u63d0\u9ad8\u4e86DTU\u8bbe\u5907\u7684\u53ef\u9760\u6027\u548c\u6613\u7528\u6027\u3002<\/li>\n\n\n\n
    • \u3000\u3000\u652f\u6301\u591a\u6570\u636e\u4e2d\u5fc3\u8f6e\u8be2\u4f20\u8f93\u53ca\u591a\u6570\u636e\u4e2d\u5fc3\u5e76\u53d1\u4f20\u8f93(\u6700\u591a\u56db\u4e2a\u6570\u636e\u4e2d\u5fc3)\uff0c\u5e76\u652f\u6301\u57df\u540d\u548cIP\u5730\u5740\u4e24\u79cd\u6a21\u5f0f\u7684\u4e2d\u5fc3\u5730\u5740\u3002<\/li>\n\n\n\n
    • \u3000\u3000DTU\u8bbe\u5907\u901a\u5e38\u5177\u6709\u6807\u51c6RS232\u548cRS485\u63a5\u53e3\uff0c\u5e76\u4e14\u53ef\u4ee5\u9009\u914dTTL\u7535\u5e73\u4e32\u53e3\u3001ADC\u3001DI\/DO\u7b49\u6a21\u5757\uff0c\u4ee5\u9002\u5e94\u4e0d\u540c\u7684\u5de5\u4e1a\u9700\u6c42\u3002<\/li>\n<\/ul>\n\n\n\n

      \u3000\u3000\u56db\u3001 \u5982\u4f55\u914d\u7f6eDTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u4ee5\u4f18\u5316\u5176\u6027\u80fd\u548c\u53ef\u9760\u6027?<\/h2>\n\n\n\n

      \u3000\u3000\u4e3a\u4e86\u4f18\u5316DTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n\n\n\n

        \n
      • \u3000\u3000\u914d\u7f6eAT\u6307\u4ee4<\/strong>\uff1a\u901a\u8fc7\u4efb\u4f55\u4e32\u53e3\u5de5\u5177\u53d1\u9001\u7279\u5b9a\u7684AT\u6307\u4ee4\u6765\u914d\u7f6eDTU\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fde\u7eed\u53d1\u9001\u201c+++\u201d\u4fe1\u53f7\u8ba9DTU\u8fdb\u5165\u6307\u4ee4\u6a21\u5f0f\uff0c\u5e76\u5728\u5b8c\u6210\u6240\u6709\u8bbe\u7f6e\u540e\u8fd4\u56de\u900f\u4f20\u6a21\u5f0f\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u4f7f\u7528\u5bfc\u8f684G Cat1\u6280\u672f<\/strong>\uff1a\u91c7\u7528\u5bfc\u8f684G Cat1\u6280\u672f\uff0c\u8fd9\u79cd\u6280\u672f\u80fd\u591f\u63d0\u4f9b\u9ad8\u901f\u8fdc\u8ddd\u79bb\u7684\u6570\u636e\u900f\u4f20\u80fd\u529b\u3002\u540c\u65f6\uff0c\u652f\u6301RS485\u548cRS232\u63a5\u53e3\uff0c\u786e\u4fdd\u591a\u79cd\u901a\u4fe1\u65b9\u5f0f\u7684\u517c\u5bb9\u6027\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u5e94\u7528\u7ecf\u9a8c\u7ea7\u95e8\u7535\u8def\u7535\u5e73\u8f6c\u6362\u548c\u81ea\u52a8\u6d41\u63a7\u6280\u672f<\/strong>\uff1a\u8fd9\u4e9b\u6280\u672f\u53ef\u4ee5\u63d0\u9ad8\u63a5\u53e3\u7684\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\uff0c\u4ece\u800c\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u9ad8\u6548\u548c\u5b89\u5168\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u5916\u7f6e\u786c\u4ef6\u770b\u95e8\u72d7\u548c\u77ed\u4fe1\u6536\u53d1\u529f\u80fd<\/strong>\uff1a\u901a\u8fc7\u5916\u7f6e\u786c\u4ef6\u770b\u95e8\u72d7\u6765\u76d1\u63a7\u7cfb\u7edf\u72b6\u6001\uff0c\u53ca\u65f6\u6062\u590d\u5f02\u5e38\u60c5\u51b5;\u540c\u65f6\uff0c\u5229\u7528\u77ed\u4fe1\u6536\u53d1\u529f\u80fd\u8fdb\u884c\u8fdc\u7a0b\u6545\u969c\u8bca\u65ad\u548c\u901a\u77e5\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u7f51\u7edc\u5fc3\u8df3\u5305\u529f\u80fd\u914d\u7f6e<\/strong>\uff1a\u5728\u7f51\u7edc\u900f\u4f20\u6a21\u5f0f\u4e0b\uff0c\u53ef\u4ee5\u9009\u62e9\u6a21\u5757\u53d1\u9001\u7f51\u7edc\u5fc3\u8df3\u5305\uff0c\u4ee5\u786e\u4fdd\u7f51\u7edc\u8fde\u63a5\u7684\u7a33\u5b9a\u6027\u3002\u8fd9\u6709\u52a9\u4e8e\u68c0\u6d4b\u7f51\u7edc\u95ee\u9898\u5e76\u53ca\u65f6\u62a5\u8b66\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u56fa\u4ef6\u66f4\u65b0\u4e0e\u517c\u5bb9\u6027\u68c0\u67e5<\/strong>\uff1a\u5b9a\u671f\u68c0\u67e5\u5e76\u66f4\u65b0DTU\u56fa\u4ef6\uff0c\u786e\u4fdd\u5176\u4e0e\u5f53\u524d\u5e73\u53f0\u548c\u8bbe\u5907\u7684\u517c\u5bb9\u6027\u3002\u5982\u679c\u53d1\u73b0\u56fa\u4ef6\u4e0d\u5339\u914d\uff0c\u5e94\u91cd\u65b0\u4e0a\u7535\u5e76\u786e\u8ba4\u56fa\u4ef6\u7248\u672c\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u591a\u901a\u9053\u6570\u636e\u4f20\u8f93\u6280\u672f<\/strong>\uff1a\u91c7\u7528DTU\u900f\u4f20\u591a\u901a\u9053\u6280\u672f\uff0c\u5c06\u4e00\u4e2a\u6570\u636e\u4f20\u8f93\u5355\u5143\u62c6\u5206\u6210\u591a\u4e2a\u901a\u9053\uff0c\u4ece\u800c\u63d0\u9ad8\u4f20\u8f93\u6548\u7387\u3001\u901f\u5ea6\u548c\u8d28\u91cf\u3002<\/li>\n\n\n\n
      • \u3000\u3000\u5b8c\u5584\u63a5\u53e3\u4fdd\u62a4\u673a\u5236<\/strong>\uff1a\u5305\u62ec\u7ecf\u9a8c\u7ea7\u95e8\u7535\u8def\u7535\u5e73\u8f6c\u6362\u548c\u81ea\u52a8\u6d41\u63a7\u529f\u80fd\uff0c\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n\n\n\n

        \u3000\u3000\u4e94\u3001 DTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u5728\u73af\u5883\u76d1\u6d4b\u9886\u57df\u7684\u5b9e\u9645\u5e94\u7528<\/h2>\n\n\n\n

        \u3000\u3000DTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u5728\u73af\u5883\u76d1\u6d4b\u9886\u57df\u7684\u5b9e\u9645\u5e94\u7528\u6848\u4f8b\u975e\u5e38\u5e7f\u6cdb\uff0c\u4e3b\u8981\u96c6\u4e2d\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

        \u3000\u3000\u5728\u57ce\u5e02\u7a7a\u6c14\u8d28\u91cf\u76d1\u6d4b\u4e2d\uff0c\u65e0\u7ebf\u900f\u4f20DTU\u901a\u4fe1\u6a21\u5757\u53ef\u4ee5\u5b9e\u65f6\u76d1\u6d4b\u7a7a\u6c14\u4e2d\u7684PM2.5\u3001PM10\u7b49\u9897\u7c92\u7269\u6d53\u5ea6\u3002\u901a\u8fc7\u8fd9\u4e9b\u6570\u636e\uff0c\u53ef\u4ee5\u53ca\u65f6\u9884\u8b66\u548c\u63a7\u5236\u7a7a\u6c14\u6c61\u67d3\u3002\u4f8b\u5982\uff0cCATCOM-100\u667a\u80fd\u7f51\u8054DTU\u7ec8\u7aef\u80fd\u591f\u5c06\u7a7a\u6c14\u8d28\u91cf\u4f20\u611f\u5668\u91c7\u96c6\u5230\u7684\u6570\u636e(\u5982PM2.5\u3001\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u4e00\u6c27\u5316\u78b3\u3001\u4e8c\u6c27\u5316\u78b3\u7b49)\u901a\u8fc7\u65e0\u7ebf4G\u4f20\u8f93\u5230ZWS\u7269\u8054\u7f51\u4e91\u5e73\u53f0\uff0c\u5728\u7535\u8111\u6216\u5c0f\u7a0b\u5e8f\u4e0a\u5c31\u80fd\u5b9e\u65f6\u67e5\u770b\u73af\u5883\u6570\u636e\u3002<\/p>\n\n\n\n

        \u3000\u3000DTU\u6a21\u5757\u540c\u6837\u53ef\u4ee5\u7528\u4e8e\u6c34\u8d28\u76d1\u6d4b\uff0c\u5c06\u6c34\u4f53\u4e2d\u7684\u5404\u79cd\u53c2\u6570(\u5982pH\u503c\u3001\u6eb6\u89e3\u6c27\u3001\u6c28\u6c2e\u7b49)\u4f20\u8f93\u5230\u76d1\u6d4b\u4e2d\u5fc3\uff0c\u5b9e\u73b0\u5bf9\u6c34\u8d28\u7684\u5b9e\u65f6\u76d1\u63a7\u4e0e\u7ba1\u7406\u3002<\/p>\n\n\n\n

        \u3000\u3000\u4e32\u53e3DTU\u5728\u6c14\u8c61\u76d1\u6d4b\u4e2d\u4e5f\u6709\u5e7f\u6cdb\u5e94\u7528\uff0c\u53ef\u4ee5\u5c06\u6c14\u8c61\u4f20\u611f\u5668\u91c7\u96c6\u5230\u7684\u6570\u636e(\u5982\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u98ce\u901f\u3001\u964d\u96e8\u91cf\u7b49)\u4f20\u8f93\u5230\u76d1\u6d4b\u4e2d\u5fc3\uff0c\u4ece\u800c\u5b9e\u73b0\u5bf9\u6c14\u8c61\u60c5\u51b5\u7684\u5b9e\u65f6\u76d1\u6d4b\u4e0e\u9884\u8b66\u3002<\/p>\n\n\n\n

        \u3000\u3000DTU\u6570\u4f20\u6a21\u5757\u8fd8\u53ef\u4ee5\u7528\u4e8e\u571f\u58e4\u548c\u566a\u58f0\u7b49\u5404\u79cd\u73af\u5883\u76d1\u6d4b\u9886\u57df\uff0c\u5e2e\u52a9\u5b9e\u73b0\u5bf9\u4e0d\u540c\u73af\u5883\u56e0\u7d20\u7684\u5168\u9762\u76d1\u63a7\u3002<\/p>\n\n\n\n

        \u3000\u3000\u57fa\u4e8eDTU\u548c\u7269\u8054\u7f51\u6280\u672f\u7684\u667a\u6167\u73af\u5883\u76d1\u63a7\u7cfb\u7edf\uff0c\u53ef\u4ee5\u7edf\u8ba1\u548c\u5206\u6790\u73af\u5883\u6570\u636e\u3002\u4f8b\u5982\uff0cCATCOM-100\u667a\u80fd\u7f51\u8054DTU\u7ec8\u7aef\u53ef\u4ee5\u8fde\u63a5\u7a7a\u6c14\u8d28\u91cf\u4f20\u611f\u5668\uff0c\u5e76\u5c06\u6570\u636e\u4e0a\u4f20\u81f3ZWS\u4e91\u5e73\u53f0\uff0c\u81ea\u5b9a\u4e49\u6570\u636e\u7edf\u8ba1\u5b9e\u4f8b\u6765\u5206\u6790\u6bcf\u4e2a\u5c0f\u65f6PM2.5\u7684\u5e73\u5747\u503c\u7b49\u73af\u5883\u6570\u636e\u3002<\/p>\n\n\n\n

        \u3000\u3000\u5728\u667a\u6167\u57ce\u5e02\u7684\u89e3\u51b3\u65b9\u6848\u4e2d\uff0cDTU\u6a21\u5757\u53ef\u4ee5\u89e3\u51b3\u73af\u4fdd\u76d1\u6d4b\u3001\u80fd\u6e90\u7ba1\u7406\u3001\u7269\u6d41\u4fe1\u606f\u3001\u6c14\u8c61\u548c\u4ea4\u901a\u4fe1\u606f\u7b49\u591a\u9886\u57df\u6570\u636e\u7684\u7edf\u4e00\u63a5\u5165\u3001\u667a\u80fd\u91c7\u96c6\u63a7\u5236\u548c\u96c6\u4e2d\u7ba1\u7406\u3002<\/p>\n\n\n\n

        \u3000\u3000\u516d\u3001 DTU\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u9762\u4e34\u7684\u4e3b\u8981\u6280\u672f\u6311\u6218\u548c\u89e3\u51b3\u65b9\u6848<\/h2>\n\n\n\n

        \u3000\u3000DTU(\u6570\u636e\u7ec8\u7aef\u5355\u5143)\u4e32\u53e3\u900f\u4f20\u6a21\u5757\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u9762\u4e34\u7684\u4e3b\u8981\u6280\u672f\u6311\u6218\u548c\u89e3\u51b3\u65b9\u6848\u5982\u4e0b\uff1a<\/p>\n\n\n\n

        \u3000\u30001. \u4e3b\u8981\u6280\u672f\u6311\u6218<\/h3>\n\n\n\n

        \u3000\u3000\u5f53\u4e0a\u62a5\u6570\u636e\u7684\u901f\u5ea6\u8ddf\u4e0d\u4e0a\u4e32\u53e3\u63a5\u6536\u7684\u6570\u636e\u65f6\uff0c\u4f1a\u5bfc\u81f4\u6570\u636e\u79ef\u7d2f\uff0c\u7279\u522b\u662f\u5728\u7f51\u7edc\u4e0d\u597d\u7684\u60c5\u51b5\u4e0b\u6216\u8005\u6389\u7ebf\u91cd\u8fde\u7684\u8fc7\u7a0b\u4e2d\u3002\u4f8b\u5982\uff0cAir724\u7cfb\u5217\u67098K\u7684\u7f13\u5b58\uff0cN58\u7cfb\u5217\u67094K\u7684\u7f13\u5b58\u3002<\/p>\n\n\n\n

        \u3000\u3000\u5728\u9ad8\u9891\u7387\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u5305\u957f\u5ea6\u8f83\u5c0f\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5bf9\u63a5\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u5728115200\u6ce2\u7279\u7387\u4e0b\uff0c\u6bcf\u6b21\u53d1\u9001100Byte\u7684\u6570\u636e\u5c31\u6709\u53ef\u80fd\u963b\u585e\u3002<\/p>\n\n\n\n

        \u3000\u3000\u4e32\u53e3\u5f00\u53d1\u8fc7\u7a0b\u8f83\u4e3a\u590d\u6742\uff0c\u9700\u8981\u5904\u7406\u5927\u91cf\u7684\u5e95\u5c42\u901a\u4fe1\u534f\u8bae\u548c\u786c\u4ef6\u63a5\u53e3\u95ee\u9898\u3002<\/p>\n\n\n\n

        \u3000\u3000\u7f51\u7edc\u73af\u5883\u7684\u4e0d\u7a33\u5b9a\u6027\u548c\u4e0d\u53ef\u9884\u6d4b\u6027\uff0c\u5982\u4fe1\u53f7\u5f31\u3001\u6389\u7ebf\u7b49\uff0c\u90fd\u4f1a\u5f71\u54cd\u6570\u636e\u7684\u7a33\u5b9a\u4f20\u8f93\u3002<\/p>\n\n\n\n

        \u3000\u30002. \u89e3\u51b3\u65b9\u6848<\/h3>\n\n\n\n

        \u3000\u3000\u53ef\u4ee5\u901a\u8fc7\u5173\u95ed\u65e5\u5fd7\u6253\u5370\u6765\u51cf\u5c11\u7f13\u5b58\u5360\u7528\uff0c\u5e76\u4f18\u5316\u6570\u636e\u4f20\u8f93\u901f\u5ea6\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u80fd\u591f\u53ca\u65f6\u5904\u7406\u548c\u4f20\u8f93\u3002<\/p>\n\n\n\n

        \u3000\u3000\u652f\u6301\u591a\u79cd\u901a\u4fe1\u534f\u8bae\u5982CoAP\u548cUDC\u534f\u8bae\uff0c\u53ef\u4ee5\u65b9\u4fbf\u7528\u6237\u5feb\u901f\u642d\u5efa\u670d\u52a1\u5668\u5e73\u53f0\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u7075\u6d3b\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

        \u3000\u3000\u4f7f\u7528Java\u7b49\u9ad8\u7ea7\u7f16\u7a0b\u8bed\u8a00\u4e0e4G\u6a21\u5757\u8fdb\u884c\u901a\u4fe1\uff0c\u53ef\u4ee5\u5927\u5927\u7b80\u5316\u5f00\u53d1\u8fc7\u7a0b\u3002\u4f8b\u5982\uff0c\u5c06PLC\u4e32\u53e3\u8bbe\u5907\u4e0eDTU\u76f8\u8fde\uff0c\u901a\u8fc7Java\u4e0e4G\u6a21\u5757\u8fdb\u884c\u901a\u4fe1\u5373\u53ef\u5b9e\u73b0\u900f\u4f20\u529f\u80fd\u3002<\/p>\n\n\n\n

        \u3000\u3000\u5185\u7f6e\u786c\u4ef6\u770b\u95e8\u72d7\u4fdd\u62a4\u529f\u80fd\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u56e0\u786c\u4ef6\u6545\u969c\u5bfc\u81f4\u7684\u6570\u636e\u4e22\u5931\u6216\u7cfb\u7edf\u5d29\u6e83\u3002<\/p>\n\n\n\n

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