Description
The USR-DR404 Din Rail RS485 to WiFi Converter is a powerful solution for seamless wireless connectivity in industrial environments. With support for 802.11 b/g/n WiFi, this serial device server allows for easy transmission of data over WiFi networks, while the Modbus Gateway enables Modbus RTU to Modbus TCP conversion.
In addition to TCP server/client and UDP server/client support, the USR-DR404 also features https client and Virtual COM functionality. It supports multiple network protocols including TCP/UDP, HTTP, SMS, Modbus, and MQTT.
With its hardware WatchDog and 1-port RS485 to WiFi connectivity, the USR-DR404 provides 24-hour stable operation for mission-critical applications. It also functions as a Serial to WiFi / WiFi to Ethernet converter, allowing for flexible network configurations.
Experience the power of wireless connectivity in industrial settings with the USR-DR404 Din Rail RS485 to WiFi Converter. Visit USR-IOT to learn more.
● Modbus Gateway: Modbus RTU to Modbus TCP
● Supports TCP server/client, UDP server/client,https client, Virtual COM
● TCP/UDP，HTTP, SMS，Modbus，MQTT
● Hardware WatchDog, 24 hours stable operation.
● 1-port RS485 to wifi
● Serial to WiFi / WiFi to Ethernet converters
Resources
- [PC Test Software] USR-TCP232-Test-V1.3
- [ Virtual COM Software]USR-VCOM_V3.7.2.529_Setup
- [ Virtual COM Software] VCOM_Setup_EN_V4.0.6.4
Specifications
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Ethernet |
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Port Number |
1 Ethernet Ports: 1 x WAN/LAN |
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Buffer |
RX/TX: Max 4K bytes |
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Protection |
2KV Electromagnetic isolation for Ethernet port |
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Speed Rate |
10/100Mbps, MDI/MDIX |
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Wi-Fi |
|
|
Certificate |
FCC/CE |
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WiFi |
802.11 b/g/n |
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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 |
|
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ReceiveSensitivity |
802.11b: -89dBm(@11Mbps) 802.11g: -81dBm(@54Mbps) 802.11n: -73dBm(@HT20,MCS7) -71dBm(@HT40,MCS7) |
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Hardware |
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InterfaceStandard |
RS485:300～230.4Kbps |
|
485 interface (anti surge, anti thunder, overcurrent protection) |
|
|
Input Voltage |
DC5～36V |
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Operating Temp |
-40～85C |
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StorageTemp |
-40～125 |
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Size |
109.66x28x64.71mm(LxWxH) |
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Software |
|
|
Network Mode |
Station/AP/AP+Station |
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Security |
WPA-PSK/WPA2-PSK |
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Encryption |
TKIP/AES |
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Work Mode |
Transparent transmission/Serial command/ https Client/Modbus TCP<=>Modbus RTU |
|
SettingCommand |
AT+ command |
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Networking Protocol |
TCP/UDP/ARP/ICMP/DHCP/DNS/https |
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Max Client Numberin TCP Server Mode |
24 |
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Configuration |
Web server＋AT command |
|
Customer application software |
Support customize application software |
Product Overview
USR-DR404 Din Rail RS485 to WiFi Converter is crafted using PC + ABS material that makes it light and easy to carry, while its V0 class flame retardant rating ensures the safety of the device. This high-performance converter is a cost-effective solution that offers Modbus RTU Serial to WIFI TCP Conversion, as well as support for TCP server/client, UDP server/client, https client, Virtual COM, and various communication protocols like TCP/UDP, HTTP, SMS, Modbus, and MQTT. Moreover, the built-in hardware watchdog feature ensures stable operation 24/7.
Din-Rail Installation
With its compact size, this product takes up minimal space, making it highly versatile and applicable in a variety of settings. The guide buckle feature makes installation a breeze, requiring minimal management and maintenance. Plus, it boasts excellent cost performance, providing exceptional value for its affordable price.
Fundamental Function
This product enables seamless and bidirectional transmission between RS485 and Wi-Fi/Ethernet, ensuring smooth and reliable communication in both directions.
Function Structure
Work Mode
Transparent Transmission Mode
The DR404 allows seamless transmission of data between a serial port device and a network device through Wi-Fi or Ethernet, ensuring transparent data transfer.
Serial Command Mode
By following the protocol, the user can send data to the server and switch between multiple servers without the need for a restart.
HTTPD Client Mode
Upon the user's completion of the https header using an AT instruction or web page setup, the DR404 becomes capable of transmitting data to or from the https server.
Package Contents
