ESP32-based industrial relay module with 10 I/Os, RS-485, Ethernet, and optically isolated inputs. Relay output variant; supports HVAC and motor control applications with added Wi-Fi/Bluetooth versus the Arduino Nano equivalent.
| Pin | Type |
|---|---|
| ESP32 IO + relays | Signal |
| RS485 | Signal |
| Ethernet | Signal |
| Relay outputs | Control |
| Optoisolated inputs | Signal |
| PowerGND | Power, Ground |
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