WaveShare Electronics
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Industrial 8-Channel ESP32-S3 WiFi Relay Module (With Common Network Port), Onboard Isolated CAN Interface, Built-in Xtensa 32-bit LX7 Dual-core Processor, With Multiple Isolation Protection Circuits
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- Stock: 0 in Stock
- SKU: 31282
- Delivery Time
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ESP32-S3-ETH-8DI-8RO-C is an industrial-grade 8-channel WiFi network relay based on ESP32-S3 main controller and supports WiFi, Bluetooth, CAN, network port and other peripheral interfaces. It has built-in protection circuits such as power supply isolation and optodecoupler isolation, which is safe, stable and reliable, and suitable for the AIoT field.
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
Resources
User Manual / Datasheet / Example Codes Etc.
Package Contents
- ESP32-S3-ETH-8DI-8RO-C × 1
- 2.4G 4DB SMA antenna × 1
- Screwdriver × 1
Specifications
| Microcontroller | ESP32-S3 (Default module: ESP32-S3-WROOM-1U-N16R8, customizable for other modules) | ||
|---|---|---|---|
| Wireless communicatoin | 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 | |
| Connector | Screw terminal | ||
| Direction control | Hardware automatic control | ||
| Protection | TVS diode, surge protection & ESD protection | ||
| Resistor | Onboard reserved 120R 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) | ||
Dimensions
Onboard Peripherals
