Four independently managed serial channels with Socket A and Socket B per port
Y204-R Quad-Port Serial-to-Ethernet DTU
4 Ports Serial to Ethernet Converter
Four-port Ethernet DTU for consolidating four independent serial buses onto one RJ45 uplink while preserving separate SCADA, MES, or cloud data paths.

Key Features
10/100Base-T Ethernet uplink with static IP or DHCP
Standard DTU firmware functions including registration packets, NET/UART heartbeat, JSON upload, HTTP OTA, and remote AT
9 to 36 VDC terminal input with optional 12 V barrel input and industrial EMC hardening
Specifications
Power Supply
- Voltage
- DC 9~36V
- Input Style
- Terminal input, optional 12 V barrel input
- Protection
- EMC hardening, hardware and software watchdog
Serial Interfaces
- Ports
- 4
- Type
- 4 x RS232 / RS485
Ethernet
- Interface
- 10/100Base-T RJ45
- Ip Mode
- Static IP / DHCP
- Socket Channels
- Socket A and B for each serial port
Software
- Protocols
- TCP / UDP / HTTP / MQTT
- Gateway Function
- Modbus RTU to Modbus TCP
- Maintenance
- Web UI and remote AT
- Value Added Functions
- Registration packet, NET/UART heartbeat, JSON upload, HTTP OTA
Product Documents
Related Products
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