Product Overview

• HF2111B Mobile and Unicom GSM/GPRS networks do not support telecommunications.
• HF2111B is equipped with rich network protocols and integrates RS232/RS485 standard data transmission interfaces, without the need for any drivers, making it convenient for traditional serial devices to connect to the internet.
• HF2111B is an upgraded version of HF2111, which supports IOTBridge remote configuration management, virtual serial port, DTD device project data transmission and other functions.

Product Features

• Supports global use (850/900/1800/1900MHz);
• Supports GSM/GPRS networks and 2G/3G/4G China Mobile SIM cards;
• Supports RS232/RS485 to GPRS data transmission, with a maximum serial port speed of 460800bps
• Supports up to 3 TCP/UDP connections, with each connection supporting 1400 bytes of data cache
• Supports multiple working modes: network transparent mode, HTTP mode
• Supporting IOTService software configuration, module parameters can be dynamically modified remotely through the network
• Support SMS AT command configuration function
• Support registration packet (registration packet content, sending method), heartbeat packet (heartbeat packet content, sending method, sending interval time) functions, message support ICCID, IMEI, IMSI, software version number, GPRS connection status and other combinations
• Support NTP to obtain real-time time.
• Supports Modbus TCP to Modbus RTU conversion
• Support industrial control cloud IOTBridge for remote configuration and control
• Support the working hours of industrial control cloud IOTBridge, for example, it can be set to connect to IOTBridge from 10:00 to 10:30 every day to save traffic;
• Support serial port and network OTA upgrade of device firmware
• Size: 95 x 65 x 25mm
• 9-36V wide power supply