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Y201-R Mini Serial-to-Ethernet Modbus Gateway

Serial to Ethernet Converter

Y201-R connects one RS232, RS485 or TTL serial port to Ethernet, with two network sockets, Modbus RTU-to-TCP conversion and browser-based configuration.

  • RS485
  • RS232
  • TTL
  • Ethernet
  • Modbus Gateway
  • Mini DTU
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Y201-R Mini Serial-to-Ethernet Modbus Gateway

Key Features

01

One physical RS232, RS485 or TTL serial port, selected by SKU, with an RJ45 Ethernet connection

02

Socket A supports TCP server/client, UDP server/client, HTTP and MQTT; Socket B supports TCP client and UDP

03

Modbus RTU-to-TCP conversion, network/serial heartbeat packets and automatic TCP client reconnect

04

5–36 VDC input and a built-in Web UI for configuration without a separate PC utility

Specifications

Power Supply

Voltage
DC 5~36V
Processor
Dual-core 240 MHz MCU

Serial Interfaces

Serial Type
RS485 / RS232 / TTL depending on SKU
Ports
1

Ethernet

Network Interface
RJ45 Ethernet
Socket A
TCP server / TCP client / UDP server / UDP client / HTTP client / MQTT client
Socket B
TCP client / UDP server / UDP client
Tcp Server Concurrency
Up to 8 clients per port

Gateway Functions

Modbus Gateway
Modbus RTU to Modbus TCP when enabled
Registration Packets
FIRST / EVERY / ALL
Heartbeat
Network heartbeat for TCP/UDP client and serial heartbeat for the serial side

Product Documents

Serial to Dual-band Wi-Fi ConverterY201-WSerial to Dual-band Wi-Fi ConverterSerial to 4G ConverterY201-GSerial to 4G Converter2 Ports Serial to Ethernet ConverterY202-R2 Ports Serial to Ethernet Converter

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