1. Based on the ESP32-S3 microcontroller, featuring an integrated Xtensa 32-bit LX7 dual-core processor with a maximum clock speed of 240MHz
2. Integrated 2.4GHz Wi-Fi and Bluetooth 5 (LE) dual-mode wireless communication with outstanding RF performance
3. Output employs Darlington transistors with optocoupler isolation for enhanced drive capability, sink current up to 500mA, and built-in freewheeling diode protection
4. Digital inputs feature bidirectional optocoupler isolation, supporting both passive and active inputs; digital outputs support switch-input interlock control mode
5. On-board isolated RS485 interface facilitates expansion with various RS485 Modbus industrial modules or sensors
6. On-board isolated CAN interface enables connection to diverse CAN devices
7. On-board header pins allow integration with additional peripherals
8. On-board USB Type-C port supports power delivery and debugging for convenient development
9. On-board terminal block power supply interface supporting 7V to 36V wide voltage range for industrial power applications
10. On-board RTC clock chip supporting scheduled tasks
11. On-board W5500 Ethernet chip providing 10/100Mbps network connectivity via SPI interface
12. On-board PoE module implements Ethernet power delivery (compliant with IEEE 802.3af standard)
13. On-board optocoupler isolation prevents external circuit interference with control chips
14. On-board digital isolation prevents external signal interference with control chips
15. On-board integrated power isolation provides stable isolated voltage; isolated terminals require no additional power supply
16. Onboard Micro SD card slot for external SD card storage of images or files
17. Onboard buzzer, RGB indicator light, power indicator, RS485 transmit/receive indicator, and CAN indicator for easy monitoring of device operational status
18. Rail-mount protective enclosure for convenient installation and enhanced safety
Parameters
1. Microcontroller: ESP32-S3
2. Wireless communication: 2.4GHz Wi-Fi (802.11 b/g/n), Bluetooth 5 (LE)
3. USB interface:
- Interface form: USB Type-C
- Power supply voltage: 5V
- USB interface functions: device power supply, USB communication, firmware download, etc.
4. Isolated RS485 communication interface:
- Interface form: terminal block
- Direction control: automatic control set by the main control hardware flow
- Interface protection: TVS diode protection, surge and static protection
- Matching resistance: default NC, reserved 120R matching resistance, can be enabled by jumper cap
5. Isolated CAN communication interface:
- Interface form: terminal block
- Direction control: hardware automatically determines and controls the data transmission direction
- Interface protection: TVS diode protection, surge and static protection
- Matching resistance: default NC, reserved 120R matching resistance, can be enabled by jumper cap
6. Network port: PoE port, supports IEEE 802.3af standard
7. Digital output:
- Output channels: 8 channels
- Input voltage range: 5V - 40V
- Output type: open-collector output, output load 500mA/channel (MAX)
- Isolation type: optocoupler isolation
8. Digital input:
- Input channels: 8 channels
- Input voltage range: 5V - 36V
- Input type: passive input / active input (NPN type or PNP type)
- Isolation type: bidirectional optocoupler isolation
9. Indicator lights
- RGB: colorful cool light beads, can be customized to display colors
- PWR: power indicator light, connected to USB, turns red when voltage is detected
- TXD: transmission indicator light, turns green when data is sent from RS485/CAN interface
- RXD: reception indicator light, turns blue when data is received from RS485/CAN interface
10. Terminal power supply: power supply range: 7V - 36V
11. Enclosure: DIN-rail mount protective enclosure
12. Size: about 17.5 x 9 x 4cm