The Waveshare Industrial ESP32-S3 6-Channel WiFi Relay Module w/ Bluetooth & RS485 is a robust and versatile control device designed for the AIoT market. It features an ESP32-S3 microcontroller with a dual-core processor that operates at a frequency of up to 240 MHz, providing powerful AI computing capabilities and a secure encryption mechanism. This module is equipped with integrated 2.4GHz Wi-Fi and Bluetooth LE for dual-mode wireless communication, ensuring superior RF performance.
The module boasts high-quality relays with a contact rating suitable for directly controlling 220VAC home appliances or devices operating below 30VDC. It includes an onboard isolated RS485 interface, which allows for connection to various RS485 Modbus industrial modules or sensors. Additionally, the 40PIN header is compatible with certain Raspberry Pi Pico HATs, enabling the expansion of additional functionalities such as RTC, CAN, RS232, LoRa, and sensors.
For ease of use and monitoring, the module features a built-in buzzer, an RGB colorful LED, and indicators for power supply and RS485 TX/RX signals. The rail-mounted ABS case ensures easy installation and safe operation. The module supports Arduino and Micropython development, accompanied by a comprehensive SDK, development resources, and tutorials to facilitate user engagement.
The ESP32-S3 6-Channel WiFi Relay Module w/ Bluetooth & RS485 is designed with multiple isolation protection circuits, including power isolation, optocoupler isolation, and digital isolation, to ensure safe, stable, and reliable operation. It is important to note that the module should be handled with care to avoid any potential hazards associated with high-voltage circuits.
Resistor: Onboard reserved 120R matching resistor, NC by default, enabled via jumper
Expanded Interface: Onboard 40PIN header compatible with some Raspberry Pi Pico HAT, easy to expand other functions such as RTC / CAN / RS232 / LoRa / sensor, etc
Relay: Contact rating ≤10A 250VAC/30VDC
Relay Channels: 6
Contact Form: 1NO 1NC
Isolation: Optocoupler isolation
LED Indicators: RGB colorful LED, supports programmable control for display color
PWR: Red power indicator, lights up when there is USB connection and voltage is detected
TXD: Green TX indicator, lights up when the RS485 port sends data
RXD: Blue RX indicator, lights up when the device port sends data back
