WAVE-31284 Industrial 8-Channel ESP32-S3 WiFi Relay Module, with POE ETHERNET PORT, Onboard Isolated CAN Interface, Built-in Xtensa 32-bit LX7 Dual-core Processor, Multiple Isolation Protection Circuits

Price:
US$72.75
WAVE-31284
Delivery within 2-3 weeks
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The Waveshare 31284 is the ESP32-S3-POE-8DI-8RO-C which is an 8-channel ESP32-S3 WiFi Relay Module with POE Ethernet Port, onboard isolated CAN Interface, and built-in Xtensa 32-bit LX7 Dual-core Processor with multiple Isolation protection circuits.  

Part #: ESP32-S3-POE-8DI-8RO-C is supplied.

 
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Based on ESP32-S3, Supports WiFi / Bluetooth

Onboard Digital input, CAN, and ethernet port interfaces. Built-in protection circuits such as power isolation and optocoupler isolation, Safe & Stable & Reliable.

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                         ESP32-S3-ETH-8DI-8RO-C                                             ESP32-S3-POE-ETH-8DI-8RO-C
                     Common network port + isolated CAN                                      PoE network port + isolated CAN
                        8-ch digital inputs + 8-ch relays                                            8-ch digital inputs + 8-ch relays

Features

. Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz
. Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication, with superior RF performance
. High quality relay, contact rating: ≤10A 250V AC / 30V DC
. Supports passive and active digital input, with bi-directional optocoupler isolation. The relay supports digital input linkage control
. Onboard isolated CAN interface, for connecting to various CAN devices
. Onboard pin header, allowing access to other devices
. Onboard USB Type-C port for power supply, firmware downloading and debugging
. Onboard power supply screw terminal supports 7~36V wide voltage input, suitable for industrial applications
. Onboard RTC chip, supports scheduled tasks
. Onboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interface
. Optional for PoE network port version, with built-in PoE module for PoE capability (compliant with IEEE 802.3af standard)
. Onboard optocoupler isolation to prevent interference from external high-voltage circuit connected to the relay
. Onboard digital isolation to prevent interference from external signal
. Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal
. Onboard TF card slot for external TF card storage of images and files
. Built-in buzzer, RGB LED, power supply and CAN TX/RX indicators for monitoring the operating status of the devices
. Rail-mounted ABS case, easy to install, safe to use

Specifications:

Version

ESP32-S3-POE-ETH-8DI-8RO

ESP32-S3-POE-ETH-8DI-8RO-C

Microcontroller

ESP32-S3 (Default module: ESP32-S3-WROOM-1U-N16R8, customizable for other modules)

Wireless communication

2.4GHz WiFi (802.11 b/g/n) Bluetooth 5, BLE

USB

Connector

USB Type-C

Power supply

5V

Functions

Power supply, USB communication, firmware downloading, etc.

Isolated comm interface

Interface

RS485

CAN

Connector

Screw terminal

Direction control

Hardware automatic control

Protection

TVS diode, surge protection & ESD protection

Resistor

Onboard reserved 120Ω matching resistor, NC by default, enabled via jumper

Ethernet interface

PoE Ethernet port, supports IEEE 802.3af standard (for PoE port version only)

Digital input

Input channels

8

Input voltage

5V~36V

Input type

Passive input / active input (NPN or PNP type)

Isolation type

Bi-directional optocoupler isolation

Relay

Contact rating

≤10A 250V AC / 30V DC

Relay channels

8

Contact form

1NO 1NC

Isolation

Optocoupler isolation

LED indicators

RGB

RGB colorful LED, supports programmable control of 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/CAN port sends data

RXD

Blue RX indicator, lights up when the device port sends data back

Power supply Screw Terminal

Voltage range

7~36V

Appearance

Enclosure

Rail-mount ABS protective case

Dimensions

175 × 90 × 40 (mm

 

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Based on ESP32-S3, Designed for AIoT market

Equipped with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz, with Powerful AI Computing Performance and Security Encryption Mechanism; Integrated 2.4GHz Wi-Fi and Bluetooth LE dual-mode wireless communication.

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Onboard multiple isolation protection circuits

Multiple protections, more safe and reliable.

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Supports CAN and Bluetooth / WIFi remote control

Onboard 8-ch relays and 8-ch digital inputs
Contact rating of the onboard relay up to 10A 250V AC / 30V DC
Directly controlling 220VAC home appliances, or devices below 30V DC.

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Optional for PoE function

built-in PoE module, providing both network connection and power supply in one cable

* the PoE function is only available on ESP32-S3-POE-ETH-8DI-8RO-C version, and the switch shown in the picture is NOT included.


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