HF2211S Small Size Industrial Modbus Serial RS485 to WiFi Converter TCP IP Telnet Modbus 2M Flash Serial Server
General Description
The HF2211S provides RS485 interface to Wi-Fi connectivity. The HF2211S integrate TCP/IP controller, memory, high-speed serial port and integrates a fully developed TCP/IP network stack and mbed OS. HF2211S also support remotely configure, monitor with IOTService.The HF2211S using highly integrated hardware and software platform, it has been optimized for all kinds of applications in the industrial control, smart grid, personal medical application and remote control that have lower data rates, and transmit or receive data on an infrequent basis.
HF2211S Technical Specifications
| Processor | Cortex-M4 SOC |
| Basic Frequency | 160MHz |
| Flash | 2MB |
| SDRAM | 352KB |
| Operating System | mbed |
| Protection | 8KV Isolation |
| Network Protocol | IP，TCP，UDP，DHCP，DNS，HTTP Server/Client，ARP, BOOTP, AutoIP, ICMP，Web socket, Telnet, uPNP, NTP, Modbus TCP |
| Security Protocol | SSL v3 AES 128Bit DES3 |
| Standard | 802.11 b/g/n |
| Network Mode | STA/AP/STA+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 |
| Wi-Fi Security | WEP64/WEP128/TKIP/ AES |
| Antenna Interface | 3dBi antenna |
| Port Number | 1 |
| Interface Standard | RS485/RS422: 5.08mm connector |
| Data Bits | 8 |
| Stop Bit | 1,2 |
| Check Bit | None，Even，Odd |
| Baud Rate | TTL: 300 bps~230400bps |
| Flow Control | No Flow control Hardware RTS/CTS、DSR/DTR Software Xon/ Xoffflow control |
| Buffer | 1K |
| Configuration | Web CLI XML import Telnet IOTManagerPC Software |
| Virtual Serial | Windows, XP/Vista, 7， Server 2003/2008 |
| Size | 79mm x 53mm x 25 mm |
| Operating Temp. | -40 ~ 85°C |
| Storage Temp. | -45 ~ 105°C，5 ~ 95% RH（no condensation） |
| Input Voltage | 5~36VDC |
| Working Current | ~200mA |
| Power | <700mW |
| Warranty | 3 year |
| Accessory | 1* Power Adapter 1* Serial Cable 1* WiFi Antenna |
HARDWARE INTRODUCTION
The HF2211S unit is a complete solution for serial port device connecting to network. This powerful device supports a reliable and proven operating system stored in flash memory, an embedded web server, a full TCP/IP protocol stack, and standards-based (AES) encryption. HF2211S serial server for data transfer via Wi-Fi, which makes the data transformation very simple.