| Version |
ESP32-S3-POE-ETH-8DI-8DO |
| 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 (LE) |
| USB Port |
Connector |
USB Type-C |
| Power supply |
5V |
| Functions |
Power supply, USB communication, firmware downloading, etc. |
| isolated RS485 interface |
Connector |
Screw terminal |
| Direction control |
Automatically controlled via main controller hardware flow settings |
| Protection |
TVS diode, surge protection & ESD protection |
| Resistor |
Onboard reserved 120R matching resistor, NC by default, enabled via jumper |
| isolated can interface |
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 |
| Digital Output |
Output channel |
8 channels |
| Input voltage |
5V~40V |
| Output type |
Open-drain output, with load capacity of 500mA per channel (MAX) |
| Isolation type |
Optocoupler isolation |
| Digital Input |
Input channel |
8 channels |
| Input voltage |
5V~36V |
| Input type |
Passive input / active input (NPN or PNP type) |
| Isolation |
Bi-directional 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 protective case |
| Dimensions |
175 × 90 × 40 (mm) |