DTU & Data Logger - Holdingbyte

Mini DTU (Y201)

Small size (74.6×22.6×18.1mm)
Supports RS232 / RS485 / TTL interfaces
Supports 4G / WiFi / RJ45
Supports TCP / UDP / HTTP / MQTT
Supports AT commands

Mini LoRa DTU (Y210)

Supports RS232 / RS485 / TTL interfaces
5km range remote data acquisition
Broadcast mode, point-to-point mode and master-slave mode
Supports AT commands

Data Logger (Y211)

IP65 rated, and suitable for outdoor use
Supports RS232 / RS485
Supports 4G / WiFi
Supports TCP / UDP / HTTP / MQTT
Plug and play