USR-DR404
is a Din Rail RS485 to WiFi converter which can realizes bidirectional
transparent transmission between RS485 and WiFi / Ethernet.
● 1-port RS485 to 802.11 a/b/g/n WLAN Serial Device Server
● Links serial and Ethernet devices to an IEEE 802.11a/b/g/n network
● Supports TCP server/client, UDP server/client,https client, Virtual COM
● Supports Modbus RTU to Modbus TCP
● Supports multiple networking mode with 1 RJ45 ethernet port
● MQTT/SSL special firmware (contact sales)
Ethernet | |
Port Number | 1 Ethernet Ports: 1 x WAN/LAN |
Buffer | RX/TX: Max 4K bytes |
Protection | 2KV Electromagnetic isolation for Ethernet port |
Speed Rate | 10/100Mbps, MDI/MDIX |
Wi-Fi | |
Certificate | FCC/CE |
WiFi | 802.11 b/g/n |
FrequencyRange | 2.412GHz-2.484GHz |
TransmitPower | 802.11b: +19dBm(Max.@11Mbps) 802.11g: +18dBm(Max.@54Mbps) 802.11n: +17dBm(Max.@HT20,MCS7) +17dBm(Max.@HT40,MCS7) |
User can configure power | |
ReceiveSensitivity | 802.11b: -89dBm(@11Mbps) 802.11g: -81dBm(@54Mbps) 802.11n: -73dBm(@HT20,MCS7) -71dBm(@HT40,MCS7) |
Hardware | |
InterfaceStandard | RS485:300~230.4Kbps |
485 interface (anti surge, anti thunder, overcurrent protection) | |
Input Voltage | DC5~36V |
Operating Temp | -40℃~85℃ |
StorageTemp | -40℃~125℃ |
Size | 109.66*28*64.71mm(L*W*H) |
Software | |
Network Mode | Station/AP/AP+Station |
Security | WPA-PSK/WPA2-PSK |
Encryption | TKIP/AES |
Work Mode | Transparent transmission/Serial command/ HTTP Client/Modbus TCP<=>Modbus RTU |
SettingCommand | AT+ command |
Networking Protocol | TCP/UDP/ARP/ICMP/DHCP/DNS/HTTP |
Max Client Numberin TCP Server Mode | 24 |
Configuration | Web server+AT command |
Customer application software | Support customize application software |
USR-DR404 is a Din-rail WiFi serial device server which can realize bidirectional transparent transmission between RS485 and WiFi/Ethernet.