HF2421

  • Product Code: HF2421
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Overview of Characteristic

²  MIPS MCU with 16MB Flash and 64MB SRAM. Run with Linux OpenWrt

²  Support 4G/3G/GPRS, FDD-LTE, TDD-LTE, WCDMA, TD-SCDMA, CDMA2000, CDMA 1X/EVDO, GSM900/1800

²  Support GPS/Beidou/GLONASS/Galileo/QZSS/SBAS location, 2.5 meters accuracyOnly HF2421G

²  Support 3 channel DI, 2 channel Relay DO(Only HF2421G)

²  Two RS232/RS485/RS422 interface to 4G/3G/2G

²  Two Ethernet to 4G/3G/GPRS

²  Support 802.11bgn Wi-Fi to 4G/3G/GPRS

²  Support APN network

²  Support VPNPPTP, L2TP, L2TP+IPSEC

²  Support TCP/IP/Telnet/Modbus TCP Protocol, support TLS/AES/DES3 enrtyption

²  Support Router or Bridge Network Working Mode.

²  Support 10/100M Ethernet Auto-Negotiation

²  Support Easy Configuration Through a Web Interface or PC IOTService Tool locally or remotely

²  Support IOTBridge Management

²  Support Web OTA Wirelss Upgrade

²  Support Wide DC Input 9~36VDC

²  Size: 178mm x 95mm x 26mm

SDRAM 64MB
Rate 10/100M
Standard 802.11 b/g/n
Network Mode AP
Transmit Power 802.11b: +20dBm(Max.) 802.11g: +18dBm(Max.) 802.11n: +15dBm(Max.)
Receive Sensitivity 802.11b: -89dBm 802.11g: -81dBm 802.11n: -71dBm
Processor MIPS
Basic Frequency 580MHz
Operating System Linux OpenWrt
Resource-Flash 16MB
Interface Standard 2 RJ45
Protection 8KV Isolation
Security Protocol SSL v3 AES 128Bit DES3
Internet Type 4G/3G/GSM/GPRS
Data Rate LTE FDD:50Mbps(UL), 150Mbps(DL) TDD:35Mbps(UL), 130Mbps(DL) WCDMA 5.76Mbps(UL), 42Mbps(DL) TD-SCDMA 2.2Mbps(UL), 4.2Mbps(DL) CMDA 1.8Mbps(UL),3.1Mbps(DL) GSM/GPRS/EDGE 9.6Mbps(UL),14.4Mbps(DL)
Frequency 2.412GHz-2.484GHz
Multi-Slot Class GPRS Class 12
Terminal Device Class Class B
Coding Schemes CS1 ~ CS4,MCS1-9
Max Transmit Power Class 4(33dBm±2dB) for GSM900 Class 1(30dBm±2dB) for DCS1800 Class E2(27dBm±3dB) for GSM900 8-PSK Class E2(26dBm±3dB) for DCS1800 8-PSK Class 3(24dBm+3/-1dB) for CDMA BC0 Class 3(24dBm+1/-3dB) for WCDMA Class 2(24dBm+1/-3dB) for TD-SCDMA Class 3(23dBm±2dB) for LTE FDD Class 3(23dBm±2dB) for LTE FDD
Application Cli Command
Network Protocol TCP/UDP
Max Link 5
SIM Card 1.8V/3V
Antenna Interface SMA(female, 50Ω)
Port Interface 2 RS232/RS422/RS485 RS232: DB9 RS485/RS422: 5.08mm connector
Data Bits 7,8
Stop Bit 1,2
Charity Bit None,Even,Odd
Baud Rate 300 bps~230400 bps
Flow Control RTS/CTS、DSR/DTR
Buffer 1K
Size 178mm x 95mm x 26mm
Work Temp. -25 ~ 85°C
Storage Temp. -45 ~ 105°C
Input Voltage 9~36VDC
Work Current ~300mA
Power <2.7w
Accessories 5V/1A Adapter, Male to Female Serial Cable GPRS Antenna
User Guide
HF2421&HF2421G User ManualV1.2(20200313) [ Download Times: 1220,  Date Update: 2020-03-13 20:33:55 ]
Application Notes
HF2421_Test_Guide_20170830 [ Download Times: 590,  Date Update: 2018-04-16 15:08:47 ]
HF2421 base station positioning use case [ Download Times: 536,  Date Update: 2018-04-20 15:32:48 ]
HF2421 Quick User Manual.rar [ Download Times: 570,  Date Update: 2018-08-17 09:22:26 ]