Y202-R Dual-Port Serial-to-Ethernet DTU

2 Ports Serial to Ethernet Converter

Dual-port Ethernet DTU for retaining two independent serial buses while bringing PLCs, meters, or relays onto a single Ethernet uplink.

  • RS485
  • RS232
  • Dual Port
  • Ethernet
  • Modbus Gateway
  • MQTT

Key Features

01

Two independent RS232 / RS485 serial buses with Socket A and Socket B for each port

02

10/100Base-T Ethernet uplink with static IP or DHCP

03

Built-in browser console with default address 192.168.10.8 and consistent DTU firmware features such as registration packets and NET/UART heartbeat

04

9 to 36 VDC power input with industrial EMC design and dual watchdog protection

Specifications

Power Supply

Voltage
DC 9~36V
Input Style
Terminal input, optional DC barrel input
Protection
Industrial EMC design, dual watchdog

Serial Interfaces

Ports
2
Type
2 x RS232 / RS485 depending on SKU
Sku Examples
2H = dual RS232, 4H = dual RS485, 6H = 1 x RS232 + 1 x RS485

Ethernet

Interface
10/100Base-T RJ45
Ip Mode
Static IP / DHCP
Default Address
192.168.10.8
Maintenance
Web UI, remote AT, HTTP OTA

Software

Protocols
TCP / UDP / HTTP / MQTT
Gateway Function
Modbus RTU to Modbus TCP
Value Added Functions
Registration packet, NET/UART heartbeat, reconnect logic

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