4G Serial Server

4G Serial Server

The HF2411 support LTE-TDD, LTE-FDD, WCDMA, TD-SCDMA, GPRS full network. 4G network support maximum download data rate 150Mbps, upload data rate 50Mbps.

The HF2411 support TCPIP protocol, with its RS232/RS485 interface, it make traditional UART device easy connecting to IOT。

Overview of Characteristic


² Support RS232/RS485 to 2G/3G/4G Data Transmission, UART baud rate Up to 460800bps

² Supports Max 3 Channel TCP/UDP connections, Each Connection Supports 1400 Bytes of Data Cache

² Support Multiple Working Modes: Network Transparent Transmission Mode, HTTP Mode

² Support IOTService Tool, Remotely and Dynamically Modify Module Parameters

²  Support SMS AT Command Configuration

² Supports Registration Packet, Heartbeat Packet Function, and Packet Supports Combination of ICCID, IMEI, IMSI, Software Version, GPRS Connection Status.

² Support NTP

² Support Modbus TCP to Modbus RTU

² Support IOTBridge for Remote Control and Config

² Support IOTBridge Working Time Setting, For Example, Only Works From 10:00 to 10:30 to Save the Data Traffic

² Support UART, Network OTA Upgrade Firmware

² Size: 95 x 65 x 25mm

² 9~36VDC Wide Power Supply

Sizing Table

Name HF2411  >>
Image HF2411
Processor Cortex-M3
Basic Frequency 96MHz
Operating System FreeRTOS
Protection 8KV Isolation
Transmit Power LTE-TDD: Class 3(23dBm+1/-3dB) LTE-FDD: Class 3(23dBm±2dB) WCDMA: Class 3(24dBm+1/-3dB) TD-SCDMA: Class 3(24dBm+1/-3dB) GSM900: Class 4(33dBm±3dB) DCS1800: Class 1(30dBm±3dB) GSM900 8-PSK: Class E2(27dBm±3dB) DCS1800 8-PSK: Class E2(26dBm±3dB)
Receive Sensitivity FDD B1: -96dBm(10M) FDD B3: -96dBm(10M) FDD B5: -96dBm(10M) FDD B8: -96.5dBm(10M) TDD B38: -96dBm(10M) TDD B39: -97dBm(10M) TDD B40: -96.5dBm(10M) TDD B41: -96dBm(10M) WCDMA B1: -110dBm WCDMA B8: -111dBm TDSCDMA B34: -109dBm TDSCDMA B39: -109dBm GSM 900M: -109dBm GSM 1800M: -109dBm
Port Number 1
Interface Standard RS232: DB9 RS485: 5.08mm connector
Stop Bit 1,2
Check Bit None,Even,Odd
Baud Rate TTL:1200 bps~460800 bps
Flow Control No Flow control Half-Duplex(RS485) Hardware RTS/CTS、DSR/DTR(RS232)
Size 95mm x 65mm x 25mm
Input Voltage 9~36VDC
Warranty 1 years
Work Temp. -40 ~ 85°C
Storage Temp. -45 ~ 105°C
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