• Product Code: HF2111A
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Overview of Characteristic

  • Support GPRS(850/900/1800/1900MHz)
  • Support RS232/RS485 to GPRS Data Transmission, UART baud rate Up to 460800bps
  • Supports Max 3 Channel TCP/UDP connections, Each Connection Supports 1400 Bytes of Data Cache
  • Support Multiple Working Modes: Network Transparent Transmission Mode, HTTP Mode
  • Support IOTService Tool, Remotely and Dynamically Modify Module Parameters
  • Support SMS AT Command Configuration
  • Supports Registration Packet, Heartbeat Packet Function, and Packet Supports Combination of ICCID, IMEI, IMSI, Software Version, GPRS Connection Status.
  • Support NTP
  • Support Modbus TCP to Modbus RTU
  • Support IOTBridge for Remote Control and Config
  • Support IOTBridge Working Time Setting, For Example, Only Works From 10:00 to 10:30 to Save the Data Traffic
  • Support UART, Network OTA Upgrade Firmware
  • Size: 95 x 65 x 25mm
  • 9~36VDC Wide Power Supply

Transmit Power GSM850/EGSM900:5dbm~32.5dbm DCS1800/PCS1900:0dbm~29.5dbm
Receive Sensitivity <-108.5dBm
Data Rate GPRS multi-slot level is 10 (default) GPRS mobile station level B GPRS data downlink transmission: up to 85.6 kbps GPRS data uplink transmission: up to 85.6 kbps Encoding format: CS-1, CS-2, CS-3 and CS-4
Frequency GSM850,EGSM900,DCS1800,PCS1900
SIM Card Standard SIM card(1.8V/3V)
Antenna Interface SMA(female, 50Ω)
Port Interface RS232: DB9 RS485: 5.08mm connector Choose either RS232 or RS485
Data Bits 7,8
Stop Bit 1,2
Charity Bit None,Even,Odd
Baud Rate TTL:2400 bps~460800 bps
Flow Control No Flow control Half-Duplex(RS485) Hardware RTS/CTS、DSR/DTR(RS232)
Size 95mm x 65mm x 25mm
Work Temp. -40 ~ 85°
Storage Temp. -45 ~ 105°C 5 ~ 95% RH
Input Voltage DC 5~36V
Work Current ~300mA@9V
Guarantee 1 year
User Guide
HF 2111A User Manual-V1.0(20181207) [ Download Times: 565,  Date Update: 2018-12-10 18:48:09 ]
4G_2G_NB DTU Products Functions _V2.0_20200219 [ Download Times: 6719,  Date Update: 2020-02-19 19:19:06 ]
4G_2G_NB Products Operation Guide_20200424 [ Download Times: 7715,  Date Update: 2020-04-26 09:13:55 ]