This is a Wi-Fi and cellular gateway for Ethernet, RS232, and RS485.
This is a Wi-Fi and cellular gateway for Ethernet, RS232, and RS485. The device analyzes the Modbus protocol and then transfers the data to the cloud server. The device is equipped with an ESP32S3 WiFi & BLE SoC, W5500 Ethernet chip, Quectel 4G cellular module, and MAX485 chip. The ESP32 chip uses Bluetooth provisioning.