-Embedded NB-IOT DTU in the field of high-performance industrial communications, compatible with
RS485/RS232/RS422 standard
-Support upper computer to configure/query equipment parameters through serial AT instruction;
-Support TCP Client and UDP Client
-Support 2-way Socket connection
-Support RS485, RS232, RS422 standard Bus
-Support network disconnect automatic reconnect function
-Support transparent transmission, Cloud Communication protocol, Ali MQTT, China Mobile OnetNet MQTT
-Ethernet interfaces up to 4KV lightning protection, RS-232/RS-485/RS-422 interfaces up to 2KV surge protection