{"id":993,"date":"2024-09-03T11:49:53","date_gmt":"2024-09-03T03:49:53","guid":{"rendered":"https:\/\/www.key-iot.com\/?post_type=product&p=993"},"modified":"2025-06-16T09:15:26","modified_gmt":"2025-06-16T01:15:26","slug":"dtu300-cat4-industrial-iot-modem","status":"publish","type":"product","link":"https:\/\/www.key-iot.com\/zh_tw\/product\/dtu300-cat4-industrial-iot-modem\/","title":{"rendered":"Cat4-SeDTU300"},"content":{"rendered":"

\"4G<\/p>\n

\u7522\u54c1\u7e3d\u89bd<\/strong><\/h2>\n

SeDTU300 \u7cfb\u5217 4G \u8cc7\u6599\u7d42\u7aef\u6a5f<\/strong><\/a>\u00a0\u662f\u5c08\u70ba\u5de5\u696d\u61c9\u7528\u800c\u8a2d\u8a08\u7684\u7121\u7dda\u8cc7\u6599\u7d42\u7aef\uff0c\u5229\u7528 LTE 4G \u7db2\u8def\u5728 TCP\/IP \u4e0a\u63d0\u4f9b\u53ef\u9760\u7684\u7121\u7dda\u8cc7\u6599\u50b3\u8f38\u901a\u9053\u3002\u5b83\u53ef\u8b93\u9060\u7aef\u63a7\u5236\u7ad9\u7684\u5e8f\u5217\u88dd\u7f6e\u8207\u4e2d\u592e\u63a7\u5236\u7cfb\u7d71\u4e4b\u9593\u9032\u884c\u7121\u7e2b\u7121\u7dda\u901a\u8a0a\uff0c\u4fc3\u9032\u9060\u7aef\u5de5\u696d\u73fe\u5834\u63a7\u5236\u3002<\/p>\n

 <\/p>\n

SeDTU300 \u914d\u5099 RS-232 \u548c RS-485 \u4ecb\u9762\u4ee5\u53ca\u8c50\u5bcc\u7684 I\/O \u9023\u63a5\u57e0\uff0c\u53ef\u76f4\u63a5\u9023\u63a5\u5e8f\u5217\u8a2d\u5099\uff0c\u5be6\u73fe\u900f\u660e\u7684\u8cc7\u6599\u50b3\u8f38\u548c I\/O \u8cc7\u6599\u64f7\u53d6\u3002\u5b83\u652f\u63f4\u672c\u6a5f PC \u578b\u7d44\u614b\u5de5\u5177\u3001AT \u6307\u4ee4\u7d44\u614b\u53ca TCP\/IP \u9060\u7aef\u7d44\u614b\uff0c\u7c21\u5316\u73fe\u5834\u5b89\u88dd\u53ca\u5f8c\u7e8c\u7dad\u8b77\u6d41\u7a0b\u3002\u9019\u53ef\u7c21\u5316\u90e8\u7f72\u3001\u5927\u5e45\u63d0\u5347\u6548\u7387\u4e26\u964d\u4f4e\u6574\u9ad4\u71df\u904b\u6210\u672c\uff0c\u70ba\u4f7f\u7528\u8005\u5e36\u4f86\u7121\u7e2b\u7684\u7121\u7dda\u901a\u8a0a\u9ad4\u9a57\u3002<\/p>\n

\u7522\u54c1\u7279\u8272<\/strong><\/h2>\n

\u652f\u63f4 LTE 4G CAT4\/CAT1<\/p>\n

\u652f\u63f4\u5f48\u6027\u5b89\u88dd\u9078\u9805\uff1a\u5c0e\u8ecc\u5b89\u88dd\u8207\u58c1\u639b\u5b89\u88dd<\/p>\n

\u652f\u63f4 APN\/VPDN<\/p>\n

\u652f\u6301 HJ212-2017 \u8b70\u5b9a\u66f8<\/p>\n

\u652f\u63f4 Ntrip \u901a\u8a0a\u5354\u5b9a<\/p>\n

\u652f\u63f4 TCP\u3001UDP\u3001MQTT\u3001HTTP\u3001TLS\uff08\u9078\u9805\uff09<\/p>\n

\u652f\u63f4 Modbus TCP\/RTU \u901a\u8a0a\u5354\u5b9a\u8f49\u63db\uff0c\u652f\u63f4\u5c07 Modbus \u8cc7\u6599\u8f49\u63db\u70ba JSON \u683c\u5f0f\u4ee5\u9032\u884c\u5831\u544a<\/p>\n

\u652f\u63f4\u96d9\u8cc7\u6599\u4e2d\u5fc3\u5099\u4efd\u50b3\u8f38\u8207\u591a\u8cc7\u6599\u4e2d\u5fc3\u540c\u6b65 (\u6700\u591a 4 \u500b\u4e2d\u5fc3)<\/p>\n

\u672c\u6a5f\u5e8f\u5217\u9023\u63a5\u57e0\u7d44\u614b\/\u5347\u7d1a\u53ca\u96f2\u7aef\u9060\u7aef\u7ba1\u7406<\/p>\n

\u652f\u63f4\u6a19\u6e96 RS-232 \u53ca RS-485 \u4ecb\u9762\uff0c\u53ef\u76f4\u63a5\u9023\u63a5\u88dd\u7f6e<\/p>\n

\u652f\u63f4\u4e3b\u52d5\u8cc7\u6599\u8f2a\u8a62\u548c\u5831\u544a\u529f\u80fd<\/p>\n

\u672c\u6a5f\u8cc7\u6599\u5132\u5b58\uff08\u9078\u8cfc\uff09<\/p>\n

GPS \u5b9a\u4f4d (\u9078\u8cfc)<\/p>\n

\u652f\u63f4 2 \u500b\u53ef\u8a2d\u5b9a\u7684 DI\/DO \u901a\u9053<\/p>\n

\u652f\u63f4 2 \u500b\u985e\u6bd4\u8f38\u5165 (AI) \u901a\u9053\uff08\u9810\u8a2d\uff1a0-20 mA \u96fb\u6d41\u8f38\u5165\uff0c\u53ef\u9078 0-3.3V \u96fb\u58d3\u8f38\u5165\uff09<\/p>\n

\u652f\u63f4\u8edf\u9ad4\u8207\u786c\u9ad4\u770b\u9580\u72d7\uff0c\u78ba\u4fdd\u53ef\u9760\u904b\u4f5c<\/p>\n

 <\/p>\n

<\/div>\n

 <\/p>","protected":false},"excerpt":{"rendered":"

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