Function Overview:

1. Supports 5-mode full network LTE-TDD, LTE-FDD,WCDMA,TD-SCDMA, Cellular network, which supports China Mobile, China Unicom 2G/3G/4G, and China Telecom 4G networks, with optional sub models supporting specific networks;

2. Supports RS485 to 2G/3G/4G data transmission, with a maximum serial port speed of 460800bps;

3. Supports up to 3 TCP/UDP connections, with each connection supporting 1400 bytes of data cache;

4. Supports multiple working modes: network transparent mode, HTTP mode, MQTT, WebSocket;

5. Support IOTService software configuration, which can dynamically modify module parameters remotely through the network;

6. Support SMS AT command configuration function;

7. Support registration package (registration package content, sending method) and heartbeat package (heartbeat package content, sending method, sending interval time) functions. The registration package supports combinations of ICCID, IMEI, IMSI, software version number, cellular network connection status, etc;

8. Support NTP to obtain real-time time;

9. Supports Modbus TCP to Modbus RTU conversion;

10. Support upgrading device firmware through serial port and network OTA.

Technical parameters: