USR-DR404 is a device that can realize data communication between RS485 and Ethernet/Wi-Fi. Through this device, the communication between the on-site serial device and the remote SCADA system can be realized. It integrates a wealth of network protocols like MQTT, TCP, UDP etc. and supports a variety of networking methods, suitable for various scenarios.
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/ https Client/Modbus TCP<=>Modbus RTU |
SettingCommand | AT+ command |
Networking Protocol | TCP/UDP/ARP/ICMP/DHCP/DNS/https |
Max Client Numberin TCP Server Mode | 24 |
Configuration | Web server＋AT command |
Customer application software | Support customize application software |
4.9
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Reviews
Reviews
Q How to make a payment?
E****R 18/11/2024
A We accept various payment methods including bank transfers, credit cards, and PayPal. Please refer to our payment page during checkout for detailed instructions on how to complete your payment. If you have any questions or need assistance with payment, please contact our customer support team.
18/11/2024
Q How will the products be shipped?
T****k 16/08/2024
A We ship products through reliable courier services such as DHL, UPS, and FedEx. Shipping fees and delivery times may vary depending on the destination. You will receive a tracking number once your order has been dispatched, allowing you to track the status of your shipment. Please note that shipping times may vary based on location and availability.
16/08/2024
Q How is warranty provided?
L****Y 08/05/2024
A We offer a warranty on all of our products. The warranty period and conditions vary depending on the product category. For specific warranty information, please refer to the product page or your purchase agreement. If you encounter any issues with a product during the warranty period, please contact our customer service team with your proof of purchase, and we will guide you through the warranty claim process.
08/05/2024
★ ★ ★ ★ ★ 16/08/2024
Good service!
(156)
★ ★ ★ ★ ★ 23/07/2024
Good!
(982)
★ ★ ★ ★ ★ 23/07/2024
Good quality!
(982)