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HF2211 View larger



New product

Wireless serial to Wi-Fi device server for serial cable replacement.

If you would like more information or volume pricing please contact us

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Wireless communication technology especially the rise of Wi-Fi technology provides new opportunities to industrial communication application .The industrial Wi-Fi serial server products developed by the IOTWORKSHOP are designed for the specific needs of industrial users.By IEEE802.11 standard wireless technology.


  • MIPS MCU with 4MB Flash and 8MB SRAM. Run on eCos
  • Support TCP/IP/Telnet /Modbus TCP Protocol
  • Support RS232/RS422/RS485 to Ethernet/Wi-Fi Conversion, Serial Speed Upto 460800 bps
  • Support STA/AP/AP+STA Mode
  • Support Router or Bridge Network Working Mode.
  • Support 10/100M Ethernet Auto-Negotiation
  • Support Easy Configuration Through a Web Interface or PC IOT Manager Tool
  • Support Security Protocol Such As SSL/AES/DES3
  • Support Web OTA Wirelss Upgrade
  • Wide DC Input 5~36VDC or 9~50VDC
  • Size: 95 x65x 25 mm(Lx W x H)
  • FCC/CE/RoHS Certificated


  • Processor: MIPS
  • Basic Frequency: 320MHz
  • Flash: 4MB
  • SDRAM: 8MB
  • Operating System: eCos
  • Ethernet Interface: 1 x standard RJ45
  • Rate: 10/100M
  • Protection: 8KV isolation
  • Network Protocol: IP,TCP,UDP,DHCP,DNS,HTTP Server/Client,ARP, BOOTP, AutoIP, ICMP,Web socket, Telnet, FTP,TFTP, uPNP, NTP, SNMP,Modbus TCP
  • Security Protocol: SSL v3 AES 128Bit DES3
  • Wi-Fi standard: 802.11 b/g/n
  • Network Mode: STA/AP/STA+AP
  • Access Terminal Quantity in AP Mode: Max 32
  • 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
  • Wi-Fi Security: WEP64/WEP128/TKIP/ AES
  • Antenna Interface: 3dBi antenna
  • Port Number: 1 x RS232/RS485/RS422
  • Interface Standard: RS232: DB9 RS485/RS422: 5.08mm connector
  • Data Bits: 8
  • Stop Bit: 1,2
  • Check Bit: None, Even, Odd
  • Baud Rate: TTL: 600 bps~460800bps
  • Flow Control: No Flow control Hardware RTS/CTS、DSR/DTR Software Xon/ Xoffflow control
  • Buffer: 4K
  • Configuration: Web CLI XML import Telnet IOTManagerPC Software
  • Virtual Serial: Windows, XP/Vista, 7, Server 2003/2008
  • Size: 95mm x 65mm x 25mm
  • Operating Temp.: -25 ~ 85°C
  • Storage Temp.: -45 ~ 105°C,5 ~ 95% RH(no condensation)
  • Input Voltage: 5~36VDC or 9~50VDC
  • Working Current: ~200mA
  • Power: <700mW
  • Certifications: FCC/CE/RoHS
  • Warranty: 1 year
  • Accessories: 1* Power Adapter 1* Serial Cable 1* Ethernet Cable 1* WiFi Antenna