2 Ports Serial to Wi-Fi Converter

DTU, Serial Gateway, , , , , ,
Y202-W dual-port serial to WiFi DTU device

Y202-W Dual-Port Serial-to-WiFi DTU

Model: Y202-W

Key Features

  • Two serial channels with Socket A and Socket B per port for simultaneous SCADA and cloud connections

  • 802.11 b/g/n 2.4 GHz Wi-Fi with AP / STA / AP+STA modes plus 10/100Base-T Ethernet

  • Built-in Modbus gateway, HTTP client, MQTT publisher, registration packet, heartbeat, and JSON uploader

Overview

Dual-port serial-to-Wi-Fi DTU with two independent serial channels, 2.4 GHz Wi-Fi uplink modes, and Ethernet support for retrofit cabinets and maintenance hotspots.

Key Features

  • Two serial channels with Socket A and Socket B per port for simultaneous SCADA and cloud connections

  • 802.11 b/g/n 2.4 GHz Wi-Fi with AP / STA / AP+STA modes plus 10/100Base-T Ethernet

  • Built-in Modbus gateway, HTTP client, MQTT publisher, registration packet, heartbeat, and JSON uploader

  • 5 to 36 VDC input with reverse-polarity protection, surge clamping, and dual watchdogs

Specifications

Power SupplyVoltageDC 5~36V
Input StyleTerminal or DC jack
Typical Current55 mA @ 12V
Operating Temperature-40°C ~ +85°C
Humidity5% ~ 95% RH, non-condensing
Serial InterfacesPorts2
Type2 x RS232 / RS485 depending on SKU
WirelessStandard802.11 b/g/n 2.4 GHz
ModesAP / STA / AP+STA
EthernetInterface10/100Base-T RJ45
SoftwareProtocolsTCP / UDP / HTTP / MQTT
Gateway FunctionModbus RTU to Modbus TCP
MaintenanceWeb UI, LAN discovery, micro-USB console, remote AT
Value Added FunctionsJSON uploader, registration packet, heartbeat, HTTP OTA
MechanicalDimensions84 x 70 x 25 mm

Documentation & Support

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