{"id":98345,"date":"2024-10-17T11:54:53","date_gmt":"2024-10-17T03:54:53","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=98345"},"modified":"2024-10-17T11:54:57","modified_gmt":"2024-10-17T03:54:57","slug":"dzdhpqb-2","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/98345.html","title":{"rendered":"DTU\u7ec8\u7aef\u548cPLC\u533a\u522b"},"content":{"rendered":"\n

\u3000\u3000DTU\u7ec8\u7aef<\/strong>\u548cPLC(\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668)<\/strong>\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u626e\u6f14\u7740\u4e0d\u540c\u7684\u89d2\u8272\uff0c\u5b83\u4eec\u7684\u4e3b\u8981\u533a\u522b\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\u3000\u3000\u4e00\u3001 DTU\u7ec8\u7aef\u548cPLC(\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668)\u533a\u522b\u5bf9\u6bd4<\/h2>\n\n\n\n

\u3000\u30001. \u529f\u80fd\u5b9a\u4f4d<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef<\/strong>\uff1a\u4e3b\u8981\u7528\u4e8e\u6570\u636e\u4f20\u8f93\u548c\u8fdc\u7a0b\u76d1\u63a7\u3002DTU\u7ec8\u7aef\u80fd\u591f\u5b9e\u73b0\u8fdc\u7a0b\u6570\u636e\u91c7\u96c6\u3001\u4f20\u8f93\u548c\u63a7\u5236\uff0c\u652f\u6301\u591a\u79cd\u6570\u636e\u4f20\u8f93\u534f\u8bae\uff0c\u5e76\u4e14\u53ef\u4ee5\u4e0e\u5404\u79cd\u6570\u636e\u91c7\u96c6\u548c\u63a7\u5236\u8bbe\u5907\u914d\u5408\u4f7f\u7528\u3002<\/p>\n\n\n\n

\u3000\u3000PLC<\/strong>\uff1a\u4e3b\u8981\u7528\u4e8e\u81ea\u52a8\u5316\u63a7\u5236\u3002PLC\u662f\u4e00\u79cd\u9ad8\u5ea6\u96c6\u6210\u7684\u63a7\u5236\u5668\uff0c\u80fd\u591f\u6839\u636e\u9884\u5b9a\u4e49\u7684\u7a0b\u5e8f\u81ea\u52a8\u6267\u884c\u903b\u8f91\u63a7\u5236\u548c\u8fc7\u7a0b\u63a7\u5236\u4efb\u52a1\uff0c\u5b9e\u73b0\u5bf9\u5de5\u4e1a\u8bbe\u5907\u7684\u7cbe\u786e\u63a7\u5236\u3002<\/p>\n\n\n\n

\u3000\u30002. \u5e94\u7528\u573a\u666f<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u8fdc\u7a0b\u76d1\u63a7\u548c\u6570\u636e\u4f20\u8f93\u7684\u573a\u666f\uff0c\u4f8b\u5982\u4f20\u611f\u5668\u6570\u636e\u7684\u8fdc\u7a0b\u91c7\u96c6\u548c\u7b80\u5355\u7684\u5f00\u5173\u63a7\u5236\u3002<\/p>\n\n\n\n

\u3000\u3000PLC<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u590d\u6742\u903b\u8f91\u63a7\u5236\u548c\u9ad8\u901f\u54cd\u5e94\u7684\u573a\u666f\uff0c\u4f8b\u5982\u9a6c\u8fbe\u901f\u5ea6\u63a7\u5236\u3001\u9600\u95e8\u52a8\u4f5c\u63a7\u5236\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30003. \u6280\u672f\u7279\u70b9<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef<\/strong>\uff1a\u5177\u6709\u9ad8\u5ea6\u7684\u7f51\u7edc\u9002\u5e94\u6027\u548c\u6570\u636e\u4f20\u8f93\u80fd\u529b\uff0c\u80fd\u591f\u901a\u8fc7\u65e0\u7ebf\u7f51\u7edc(\u5982GPRS\/CDMA)\u5b9e\u73b0\u6570\u636e\u7684\u8fdc\u7a0b\u4f20\u8f93\u3002<\/p>\n\n\n\n

\u3000\u3000PLC<\/strong>\uff1a\u5177\u6709\u9ad8\u6027\u80fd\u7684CPU\u3001\u5185\u5b58\u548c\u63a7\u5236\u8f6f\u4ef6\uff0c\u80fd\u591f\u5904\u7406\u590d\u6742\u7684\u63a7\u5236\u7b97\u6cd5\u548c\u591a\u901a\u9053\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u3000\u30004. \u534f\u540c\u5de5\u4f5c<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cDTU\u7ec8\u7aef\u548cPLC\u53ef\u4ee5\u76f8\u4e92\u914d\u5408\u4f7f\u7528\u3002\u4f8b\u5982\uff0cDTU\u7ec8\u7aef\u53ef\u4ee5\u7528\u4e8e\u8fdc\u7a0b\u91c7\u96c6\u4f20\u611f\u5668\u6570\u636e\u5e76\u4f20\u8f93\u5230PLC\uff0c\u800cPLC\u5219\u6839\u636e\u8fd9\u4e9b\u6570\u636e\u8fdb\u884c\u76f8\u5e94\u7684\u63a7\u5236\u64cd\u4f5c\u3002<\/p>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef\u548cPLC\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\u5404\u6709\u5176\u72ec\u7279\u7684\u4f18\u52bf\u548c\u5e94\u7528\u573a\u666f\u3002\u9009\u62e9\u54ea\u79cd\u8bbe\u5907\u5e94\u6839\u636e\u5177\u4f53\u9700\u6c42\u6765\u51b3\u5b9a\uff0c\u4ee5\u5b9e\u73b0\u6700\u4f73\u7684\u7cfb\u7edf\u6027\u80fd\u548c\u6548\u679c\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e8c\u3001 DTU\u7ec8\u7aef\u652f\u6301\u7684\u6570\u636e\u4f20\u8f93\u534f\u8bae\u6709\u54ea\u4e9b?<\/h2>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef\u652f\u6301\u591a\u79cd\u6570\u636e\u4f20\u8f93\u534f\u8bae\uff0c\u6bcf\u79cd\u534f\u8bae\u90fd\u6709\u5176\u72ec\u7279\u7684\u7279\u70b9\u548c\u5e94\u7528\u573a\u666f\u3002\u4ee5\u4e0b\u662f\u4e3b\u8981\u652f\u6301\u7684\u534f\u8bae\u53ca\u5176\u7279\u70b9\u548c\u5e94\u7528\u573a\u666f\uff1a<\/p>\n\n\n\n

\u3000\u30001. TCP\/IP<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aTCP\/IP\u534f\u8bae\u662f\u4e00\u79cd\u9762\u5411\u8fde\u63a5\u7684\u3001\u53ef\u9760\u7684\u3001\u57fa\u4e8e\u7f51\u7edc\u5c42\u4e92\u8054\u7f51\u534f\u8bae\u7684\u4f20\u8f93\u63a7\u5236\u534f\u8bae\uff0c\u80fd\u591f\u4fdd\u8bc1\u6570\u636e\u4f20\u8f93\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5e7f\u6cdb\u5e94\u7528\u4e8e\u9700\u8981\u9ad8\u53ef\u9760\u6027\u548c\u6570\u636e\u5b8c\u6574\u6027\u8981\u6c42\u7684\u573a\u666f\uff0c\u5982\u5de5\u4e1a\u63a7\u5236\u3001\u667a\u6167\u7535\u529b\u3001\u6cb9\u7530\u76d1\u63a7\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30002. UDP\/IP<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aUDP\/IP\u534f\u8bae\u662f\u4e00\u79cd\u65e0\u8fde\u63a5\u7684\u3001\u4e0d\u53ef\u9760\u7684\u3001\u57fa\u4e8e\u7f51\u7edc\u5c42\u7684\u4f20\u8f93\u534f\u8bae\uff0c\u9002\u7528\u4e8e\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u4f46\u5bf9\u6570\u636e\u5b8c\u6574\u6027\u8981\u6c42\u4e0d\u9ad8\u7684\u573a\u666f\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5e38\u7528\u4e8e\u89c6\u9891\u76d1\u63a7\u3001\u5b9e\u65f6\u6570\u636e\u4f20\u8f93\u3001\u667a\u80fd\u5bb6\u5c45\u7b49\u9886\u57df\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u573a\u666f\u5bf9\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u8981\u6c42\u8f83\u9ad8\u3002<\/p>\n\n\n\n

\u3000\u30003. HTTP<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aHTTP\u534f\u8bae\u662f\u4e00\u79cd\u7528\u4e8e\u4eceWWW\u670d\u52a1\u5668\u4f20\u8f93\u8d85\u6587\u672c\u5230\u672c\u5730\u6d4f\u89c8\u5668\u7684\u4f20\u8f93\u534f\u8bae\uff0c\u652f\u6301\u6587\u672c\u3001\u56fe\u7247\u3001\u97f3\u9891\u548c\u89c6\u9891\u7b49\u591a\u79cd\u683c\u5f0f\u7684\u6570\u636e\u4f20\u8f93\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u4e3b\u8981\u7528\u4e8eWeb\u5e94\u7528\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5982\u7f51\u9875\u6d4f\u89c8\u3001\u5728\u7ebf\u670d\u52a1\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30004. FTP<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aFTP\u534f\u8bae\u662f\u4e00\u79cd\u6587\u4ef6\u4f20\u8f93\u534f\u8bae\uff0c\u7528\u4e8e\u5728\u7f51\u7edc\u4e0a\u8fdb\u884c\u6587\u4ef6\u4f20\u8f93\uff0c\u652f\u6301\u4e0a\u4f20\u548c\u4e0b\u8f7d\u64cd\u4f5c\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u5927\u91cf\u6587\u4ef6\u4f20\u8f93\u7684\u573a\u666f\uff0c\u5982\u6570\u636e\u5907\u4efd\u3001\u6587\u4ef6\u5171\u4eab\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30005. MQTT<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aMQTT(Message Queuing Telemetry Transport)\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u6d88\u606f\u4f20\u8f93\u534f\u8bae\uff0c\u9002\u7528\u4e8e\u4f4e\u5e26\u5bbd\u3001\u9ad8\u5ef6\u8fdf\u6216\u4e0d\u53ef\u9760\u7684\u7f51\u7edc\u73af\u5883\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7269\u8054\u7f51\u8bbe\u5907\u7684\u6570\u636e\u4f20\u8f93\uff0c\u5982\u667a\u80fd\u5bb6\u5c45\u3001\u667a\u80fd\u4ea4\u901a\u3001\u73af\u5883\u76d1\u6d4b\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30006. LoRa<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aLoRa(Long Range)\u662f\u4e00\u79cd\u4f4e\u529f\u8017\u5e7f\u57df\u7f51(LPWAN)\u6280\u672f\uff0c\u5177\u6709\u4f4e\u529f\u8017\u3001\u957f\u8ddd\u79bb\u4f20\u8f93\u7684\u7279\u70b9\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u957f\u8ddd\u79bb\u3001\u4f4e\u529f\u8017\u6570\u636e\u4f20\u8f93\u7684\u7269\u8054\u7f51\u5e94\u7528\uff0c\u5982\u667a\u80fd\u519c\u4e1a\u3001\u667a\u80fd\u57ce\u5e02\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30007. Modbus<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aModbus\u662f\u4e00\u79cd\u4e32\u884c\u901a\u4fe1\u534f\u8bae\uff0c\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u8bbe\u5907\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5de5\u4e1a\u81ea\u52a8\u5316\u9886\u57df\uff0c\u5982PLC(\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668)\u4e0e\u4f20\u611f\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u3000\u30008. Ntrip<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aNtrip\u534f\u8bae\u662f\u4e00\u79cd\u7528\u4e8e\u5b9e\u65f6\u4f20\u8f93\u5730\u7406\u7a7a\u95f4\u6570\u636e\u7684\u534f\u8bae\uff0c\u652f\u6301\u5b9e\u65f6\u6d41\u6570\u636e\u4f20\u8f93\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u9002\u7528\u4e8e\u5730\u7406\u4fe1\u606f\u7cfb\u7edf(GIS)\u3001\u536b\u661f\u5bfc\u822a\u7cfb\u7edf\u7b49\u9700\u8981\u5b9e\u65f6\u6570\u636e\u4f20\u8f93\u7684\u573a\u666f\u3002<\/p>\n\n\n\n

\u3000\u30009. HJ212-2005\/2017<\/strong>\uff1a<\/h3>\n\n\n\n

\u3000\u3000\u7279\u70b9<\/strong>\uff1aHJ212-2005\/2017\u662f\u4e00\u79cd\u73af\u4fdd\u6570\u636e\u4f20\u8f93\u534f\u8bae\uff0c\u4e3b\u8981\u7528\u4e8e\u73af\u4fdd\u76d1\u6d4b\u6570\u636e\u7684\u4f20\u8f93\u3002<\/p>\n\n\n\n

\u3000\u3000\u5e94\u7528\u573a\u666f<\/strong>\uff1a\u9002\u7528\u4e8e\u73af\u5883\u76d1\u6d4b\u3001\u6c61\u67d3\u6e90\u76d1\u63a7\u7b49\u73af\u4fdd\u76f8\u5173\u9886\u57df\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e09\u3001 PLC\u5728\u5904\u7406\u590d\u6742\u63a7\u5236\u7b97\u6cd5\u65f6\u7684\u6027\u80fd\u8868\u73b0<\/h2>\n\n\n\n

\u3000\u3000PLC(\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668)\u5728\u5904\u7406\u590d\u6742\u63a7\u5236\u7b97\u6cd5\u65f6\u8868\u73b0\u51fa\u8272\uff0c\u5177\u6709\u591a\u65b9\u9762\u7684\u4f18\u52bf\u3002\u9996\u5148\uff0cPLC\u5177\u6709\u5f3a\u5927\u7684\u8ba1\u7b97\u80fd\u529b\u548c\u7075\u6d3b\u7684\u7f16\u7a0b\u529f\u80fd\uff0c\u4f7f\u5176\u80fd\u591f\u5b9e\u73b0\u5404\u79cd\u590d\u6742\u7684\u63a7\u5236\u7b97\u6cd5\uff0c\u5e76\u4e14\u53ef\u4ee5\u5feb\u901f\u9002\u5e94\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u7684\u53d8\u5316\u3002\u6b64\u5916\uff0cPLC\u7684\u5185\u5b58\u5bb9\u91cf\u548c\u6307\u4ee4\u7cfb\u7edf\u7684\u4e0d\u65ad\u8fdb\u6b65\uff0c\u4f7f\u5176\u80fd\u591f\u5b58\u50a8\u66f4\u591a\u7684\u7528\u6237\u7a0b\u5e8f\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u63a7\u5236\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e0e\u5176\u4ed6\u63a7\u5236\u5668\u76f8\u6bd4\uff0cPLC\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u65e0\u9700\u91cd\u65b0\u5e03\u7ebf\u5373\u53ef\u66f4\u6539\u63a7\u5236\u903b\u8f91\uff0c\u8fd9\u4f7f\u5f97\u5b83\u5728\u6267\u884c\u590d\u6742\u51fd\u6570\u65f6\u66f4\u52a0\u65b9\u4fbf\u3002PLC\u8fd8\u5177\u6709\u8f83\u9ad8\u7684\u53ef\u9760\u6027\u548c\u4f4e\u7ef4\u62a4\u6210\u672c\uff0c\u80fd\u591f\u4e0e\u5176\u4ed6\u8bbe\u5907\u901a\u4fe1\uff0c\u6267\u884c\u76d1\u7763\u63a7\u5236\u3001\u6570\u636e\u91c7\u96c6\u548c\u76d1\u63a7\u8bbe\u5907\u53c2\u6570\u7b49\u64cd\u4f5c\u3002\u6b64\u5916\uff0cPLC\u7684\u4e2d\u65ad\u5904\u7406\u80fd\u529b\u548c\u901a\u4fe1\u5904\u7406\u80fd\u529b\u4e5f\u5f97\u5230\u4e86\u663e\u8457\u63d0\u5347\uff0c\u4f7f\u5176\u80fd\u591f\u5904\u7406\u591a\u79cd\u4e2d\u65ad\u5e76\u5177\u6709\u66f4\u9ad8\u7684\u8ba1\u6570\u9891\u7387\u548c\u8109\u51b2\u8f93\u51fa\u9891\u7387\u3002<\/p>\n\n\n\n

\u3000\u3000\u56db\u3001 \u5de5\u4e1a\u63a7\u5236\u7cfb\u7edfDTU\u7ec8\u7aef\u548cPLC\u534f\u540c\u5de5\u4f5c\u7684\u5177\u4f53\u6848\u4f8b<\/h2>\n\n\n\n

\u3000\u3000\u5728\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0cDTU\u7ec8\u7aef\u548cPLC\u534f\u540c\u5de5\u4f5c\u7684\u5177\u4f53\u6848\u4f8b\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

\u3000\u3000\u5317\u79d1\u9a7f\u5510\u79d1\u6280\u6709\u9650\u516c\u53f8\u63d0\u4f9b\u7684MD-6494G DTU\u53ef\u4ee5\u4e0e\u677e\u4e0bPLC\u7cfb\u5217\u4ea7\u54c1(\u5982FP0\u3001FP1\u3001FP2\u3001FP3\u3001FPe\u3001FP-X\u7b49)\u8fde\u63a5\u3002\u677e\u4e0bPLC\u81ea\u5e26RS232\u7f16\u7a0b\u4e32\u53e3\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u6dfb\u52a0Ethernet\u901a\u4fe1\u63d2\u4ef6\u6269\u5c55Ethernet\u7aef\u53e3\u3002\u901a\u8fc7\u4f7f\u7528\u9a7f\u5510\u5e26\u4e32\u53e3\u7684DTU\u4ee5\u53ca\u7f51\u53e34G\u8def\u7531\u5668\uff0c\u4e0a\u4f4d\u673a\u4f7f\u7528\u677e\u4e0bPLC\u7f16\u7a0b\u5de5\u5177\u8f6f\u4ef6\uff0c\u53ef\u4ee5\u5b9e\u73b0PLC\u8fdc\u7a0b\u6570\u636e\u901a\u4fe1\u548c\u7a0b\u5e8f\u4e0b\u8f7d\u3002\u7531\u4e8e\u6570\u636e\u4f20\u8f93\u91cf\u5927\uff0c\u5efa\u8bae\u91c7\u7528\u9a7f\u55104G DTU\u62164G\u8def\u7531\u5668\uff0c\u901a\u8fc7\u7f51\u901f\u8f83\u5feb\u76844G\u7f51\u7edc\u8fdb\u884c\u7a0b\u5e8f\u4e0b\u8f7d\u3002<\/p>\n\n\n\n

\u3000\u3000\u9a7f\u5510DTU\u4e5f\u53ef\u4ee5\u4e0e\u897f\u95e8\u5b50PLC\u7cfb\u5217\u8fde\u63a5\uff0c\u5982S7-200 PLC\u3002\u897f\u95e8\u5b50\u5e26\u4e32\u53e3\u7684PLC S7-200\u91c7\u7528MODBUS RTU\u534f\u8bae\u6216PPI\u534f\u8bae\uff0c\u9a7f\u5510DTU\u5219\u652f\u6301LTE Cat1\u6216Cat4\u7684\u578b\u53f7\u3002\u5177\u4f53\u5b9e\u65bd\u8fc7\u7a0b\u5305\u62ec\u5c06S7-200\u76843(A+)\u4e0e\u9a7f\u5510DTU\u76847(A+)\u76f8\u63a5\uff0c\u5e76\u5c06S7-200\u76848(B-)\u4e0eDTU\u76848(B-)\u76f8\u63a5\uff0c\u4ece\u800c\u5b9e\u73b0\u8fdc\u7a0b\u6570\u636e\u901a\u4fe1\u548c\u7a0b\u5e8f\u66f4\u65b0\u3002<\/p>\n\n\n\n

\u3000\u3000\u7c7b\u4f3c\u4e8e\u677e\u4e0bPLC\u548c\u897f\u95e8\u5b50PLC\uff0c\u9a7f\u5510DTU\u4e5f\u53ef\u4ee5\u8fde\u63a5\u4e09\u83f1PLC\u8fdb\u884c\u8fdc\u7a0b\u4e0b\u8f7d\u7a0b\u5e8f\u3002\u8fd9\u79cd\u5e94\u7528\u540c\u6837\u4f9d\u8d56\u4e8eDTU\u7684\u9ad8\u901f\u6570\u636e\u4f20\u8f93\u80fd\u529b\uff0c\u786e\u4fdd\u8fdc\u7a0b\u64cd\u4f5c\u7684\u9ad8\u6548\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u53f0\u8fbePLC\u4e0eDTU\u65e0\u7ebf\u6a21\u5757\u5728\u6728\u5de5\u673a\u68b0\u4e0a\u7684\u5e94\u7528\u6848\u4f8b\u8868\u660e\uff0c\u901a\u8fc7\u5728PLC\u4e0a\u52a0\u88c5GPRS\u667a\u80fd\u65e0\u7ebf\u6570\u4f20\u8bbe\u5907(DTU)\uff0c\u53ef\u4ee5\u5b9e\u73b0PLC\u7684\u8fdc\u7a0b\u76d1\u63a7\u3002\u8fd9\u6837\uff0c\u7528\u6237\u53ef\u4ee5\u5b9e\u65f6\u4e86\u89e3\u8bbe\u5907\u8fd0\u884c\u4e0e\u62a5\u8b66\u4fe1\u606f\uff0c\u4ece\u800c\u63d0\u9ad8\u751f\u4ea7\u6548\u7387\u548c\u8bbe\u5907\u7ef4\u62a4\u7684\u53ca\u65f6\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000\u4e94\u3001 \u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u5de5\u4e1aDTU\u7ec8\u7aef\u6216PLC?<\/h2>\n\n\n\n

\u3000\u3000\u5728\u9009\u62e9\u5408\u9002\u7684DTU\u7ec8\u7aef\u6216PLC\u65f6\uff0c\u9700\u8981\u6839\u636e\u4e0d\u540c\u7684\u5de5\u4e1a\u5e94\u7528\u573a\u666f\u8fdb\u884c\u7efc\u5408\u8003\u8651\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u7684\u5206\u6790\u548c\u5efa\u8bae\uff1a<\/p>\n\n\n\n

\u3000\u30001. DTU\u7ec8\u7aef\u7684\u9009\u62e9<\/h3>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef\u9700\u8981\u80fd\u591f\u9002\u5e94\u4e25\u9177\u7684\u5de5\u4e1a\u73af\u5883\u3002\u4f8b\u5982\uff0cDT7210\u7cfb\u5217DTU\u91c7\u7528\u5de5\u4e1a\u7ea7\u5668\u4ef6\u548c\u4e13\u95e8\u8bbe\u8ba1\uff0c\u80fd\u9002\u5e94\u5de5\u4e1a\u73b0\u573a\u7684\u4e25\u9177\u5de5\u4f5c\u73af\u5883\uff0c\u5e76\u4e14\u5177\u6709\u4f4e\u529f\u8017\u8bbe\u8ba1\u548c\u5bbd\u7535\u6e90\u8f93\u5165(6~35VDC)\uff0c\u9002\u7528\u4e8e\u4e0d\u540c\u73b0\u573a\u4f9b\u7535\u65b9\u5f0f\u3002<\/p>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef\u7684\u6570\u636e\u4f20\u8f93\u901f\u5ea6\u548c\u7f51\u7edc\u7c7b\u578b\u662f\u5173\u952e\u53c2\u6570\u3002\u4f8b\u5982\uff0cTD210\u7cfb\u5217DTU\u652f\u6301\u591a\u79cd\u7f51\u7edc\u5236\u5f0f(\u5982GPRS\u3001CDMA 1X\u30013G\/4G\u7b49)\uff0c\u5e76\u5177\u5907\u9ad8\u6027\u80fd\u7684\u5de5\u4e1a\u7ea732\u4f4d\u901a\u4fe1\u5904\u7406\u5668\uff0c\u4ee5\u63d0\u9ad8\u8bbe\u5907\u7a33\u5b9a\u6027\u3002\u6b64\u5916\uff0cDT7210\u7cfb\u5217\u8fd8\u652f\u6301\u591a\u6570\u636e\u4e2d\u5fc3\u8f6e\u8be2\u4f20\u8f93\u53ca\u5e76\u53d1\u4f20\u8f93\uff0c\u786e\u4fdd\u6570\u636e\u7ec8\u7aef\u6c38\u8fdc\u5728\u7ebf\u3002<\/p>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef\u5e94\u652f\u6301\u6807\u51c6RS232\u548cRS485\u63a5\u53e3\uff0c\u5e76\u63d0\u4f9b\u7075\u6d3b\u7684\u63a5\u53e3\u9009\u62e9\uff0c\u5982TTL\u7535\u5e73\u4e32\u53e3\u3001ADC\u3001DI\/DO\u7b49\uff0c\u4ee5\u517c\u5bb9\u5404\u79cd\u8bbe\u5907\u3002\u4f8b\u5982\uff0cTD211-DC\u7cfb\u5217DTU\u652f\u6301RS232\u6216RS485\u63a5\u53e3\uff0c\u5e76\u63d0\u4f9b15KV ESD\u4fdd\u62a4\u548cTTL\u7535\u5e73\u5b9a\u5236\u3002<\/p>\n\n\n\n

\u3000\u3000DTU\u7ec8\u7aef\u5e94\u5177\u5907\u9ad8\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002\u4f8b\u5982\uff0cDT7210\u7cfb\u5217\u5185\u5d4c\u770b\u95e8\u72d7\u6280\u672f\uff0c\u6545\u969c\u81ea\u6108\uff0c\u786e\u4fdd\u8bbe\u5907\u6b63\u5e38\u8fd0\u884c\uff0c\u5e76\u91c7\u7528\u5b8c\u5907\u7684\u9632\u6389\u7ebf\u673a\u5236\u3002\u6b64\u5916\uff0cDTU\u7ec8\u7aef\u5e94\u5177\u5907\u5de5\u4e1a\u7ea7\u522b\u6807\u51c6\uff0c\u5982\u5bbd\u6e29\u3001\u5bbd\u538b\u3001\u7535\u6e90\u53cd\u7f6e\u4fdd\u62a4\u7b49\u3002<\/p>\n\n\n\n

\u3000\u30002. PLC\u7684\u9009\u62e9<\/h3>\n\n\n\n

\u3000\u3000\u5728\u81ea\u52a8\u63a7\u5236\u7cfb\u7edf\u8bbe\u8ba1\u4e4b\u521d\uff0c\u5e94\u5bf9\u63a7\u5236\u70b9\u6570(\u6570\u5b57\u91cf\u53ca\u6a21\u62df\u91cf)\u8fdb\u884c\u51c6\u786e\u7edf\u8ba1\uff0c\u8fd9\u662f\u9009\u62e9PLC\u7684\u9996\u8981\u6761\u4ef6\u3002\u4e00\u822c\u9009\u62e9\u6bd4\u63a7\u5236\u70b9\u6570\u591a10%~30%\u7684PLC\uff0c\u4ee5\u786e\u4fdd\u7cfb\u7edf\u7684\u6269\u5c55\u6027\u3002<\/p>\n\n\n\n

\u3000\u3000PLC\u7684\u6027\u80fd\u3001\u7ed3\u6784\u3001\u54cd\u5e94\u65f6\u95f4\u3001\u901a\u4fe1\u529f\u80fd\u548c\u5176\u4ed6\u7279\u6b8a\u8981\u6c42\u662f\u9009\u62e9\u7684\u91cd\u8981\u4f9d\u636e\u3002\u4f8b\u5982\uff0c\u5c0f\u578b\u5355\u53f0\u8bbe\u5907\u901a\u5e38\u4f7f\u7528\u5c0f\u578bPLC\uff0c\u800c\u590d\u6742\u4e14\u4f7f\u7528\u8981\u6c42\u9ad8\u7684\u5de5\u4e1a\u573a\u6240\u5219\u9009\u7528\u6a21\u5757\u5f0fPLC\u3002<\/p>\n\n\n\n

\u3000\u3000PLC\u53ca\u76f8\u5173\u8bbe\u5907\u5e94\u4e0e\u5de5\u4e1a\u63a7\u5236\u7cfb\u7edf\u96c6\u6210\u3001\u6807\u51c6\u3001\u6613\u4e8e\u5f62\u6210\u4e00\u4e2a\u6574\u4f53\u3002\u4f8b\u5982\uff0c\u897f\u95e8\u5b50PLC\u5728\u5de5\u4e1a\u63a7\u5236\u9886\u57df\u5e94\u7528\u5e7f\u6cdb\uff0c\u5176\u7cfb\u7edf\u786c\u4ef6\u548c\u8f6f\u4ef6\u5e94\u6210\u719f\u53ef\u9760\uff0c\u5e76\u6613\u4e8e\u6269\u5145\u529f\u80fd\u3002<\/p>\n\n\n\n

\u3000\u3000\u6839\u636e\u88ab\u63a7\u5bf9\u8c61\u7684\u7279\u6b8a\u9700\u6c42\uff0c\u5982\u6a21\u62df\u91cf\u95ed\u73af\u63a7\u5236\u3001\u9ad8\u901f\u8ba1\u6570\u7b49\uff0c\u9009\u62e9\u5177\u6709\u76f8\u5e94\u529f\u80fd\u7684PLC\u3002\u6b64\u5916\uff0c\u6839\u636e\u53ef\u9760\u6027\u8981\u6c42\u9009\u62e9\u5197\u4f59\u63a7\u5236\u6216\u70ed\u5907\u4efd\u7cfb\u7edf\u3002<\/p>\n\n\n\n

\u3000\u30003. \u7efc\u5408\u8003\u8651<\/h3>\n\n\n\n

\u3000\u3000\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cDTU\u7ec8\u7aef\u548cPLC\u7684\u9009\u62e9\u5e94\u7ed3\u5408\u5177\u4f53\u5e94\u7528\u573a\u666f\u7684\u9700\u6c42\u8fdb\u884c\u7efc\u5408\u8003\u8651\u3002\u4f8b\u5982\uff0c\u5728\u667a\u6167\u7535\u529b\u3001\u6cb9\u7530\u76d1\u63a7\u3001\u667a\u6167\u6c34\u5229\u7b49\u7269\u8054\u7f51\u5e94\u7528\u573a\u666f\u4e2d\uff0cDTU\u7ec8\u7aef\u53ef\u4ee5\u5b9e\u73b0\u73b0\u573a\u4e32\u53e3\u8bbe\u5907\u4e0e\u4e2d\u5fc3\u63a7\u5236\u7cfb\u7edf\u7684\u65e0\u7ebf\u6570\u636e\u4f20\u8f93\uff0c\u800cPLC\u5219\u8d1f\u8d23\u5177\u4f53\u7684\u63a7\u5236\u903b\u8f91\u548c\u8fc7\u7a0b\u63a7\u5236\u3002<\/p>\n\n\n\n

\u3000\u3000\u516d\u3001 PLC\u7684\u591a\u901a\u9053\u901a\u4fe1\u80fd\u529b\u5177\u4f53\u5305\u62ec\u54ea\u4e9b\u65b9\u9762?<\/h2>\n\n\n\n

\u3000\u3000PLC(\u53ef\u7f16\u7a0b\u903b\u8f91\u63a7\u5236\u5668)\u7684\u591a\u901a\u9053\u901a\u4fe1\u80fd\u529b\u5177\u4f53\u5305\u62ec\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762\uff1a<\/p>\n\n\n\n

    \n
  • \u3000\u3000\u901a\u9053\u914d\u7f6e\u548c\u8fde\u63a5<\/strong>\uff1a\u9700\u8981\u786e\u5b9a\u9700\u8981\u63a7\u5236\u7684\u901a\u9053\u6570\u91cf\u548c\u7c7b\u578b\uff0c\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u7684\u8fde\u63a5\u65b9\u5f0f\u548c\u901a\u4fe1\u534f\u8bae\u3002\u6839\u636e\u5b9e\u9645\u9700\u8981\uff0c\u9009\u62e9\u5408\u9002\u7684\u4f20\u611f\u5668\u548c\u6267\u884c\u5668\uff0c\u5e76\u786e\u4fdd\u5b83\u4eec\u53ef\u4ee5\u4e0ePLC\u8fdb\u884c\u6709\u6548\u7684\u901a\u4fe1\u548c\u6570\u636e\u4ea4\u6362\u3002<\/li>\n\n\n\n
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