WAVESHARE RP2350 Industrial Control Board 8-Channel Network Relays Based On RP2350 Main Controller, 32451, 32452

1. Features the RP2350B microcontroller chip designed by Raspberry Pi.
2. Unique dual-core, dual-architecture design, equipped with a dual-core ARM Cortex-M33 processor and a dual-core Hazard3 RISC-V processor, both running at up to 150MHz, allowing users to flexibly switch between the two architectures.
3. Built-in 520KB of SRAM and 16MB of on-chip Flash.
4. Uses a Type-C interface, eliminating concerns about correct plug orientation.
5. Uses high-quality relays, allowing connection of loads: 10A 250V AC or 10A 30V DC.
6. Digital input with bidirectional optocoupler isolation, supporting passive and active digital inputs; relays support control in conjunction with switch inputs.
7. On-board isolated RS485 interface for easy connection to various RS485 Modbus industrial expansion modules or sensors.
8. On-board pin header interface for connecting other devices.
9. On-board terminal block power interface, supporting a wide voltage range of 7~36V, convenient for industrial power supply.
10. On-board RTC clock chip, supporting scheduled tasks.
11. On-board W5500 Ethernet chip, extending 10/100Mbps network connectivity via SPI interface.
12. PoE Ethernet port version supports external PoE modules for Power over Ethernet functionality (compliant with IEEE 802.3af standard).
13. On-board optocoupler isolation to prevent high-voltage circuits connected to the relays from interfering with the control chip.
14. On-board digital isolation to prevent external signals from interfering with the control chip.
15. On-board integrated power isolation, providing stable isolated voltage; no additional power supply is required for the isolated end.
16. On-board Micro SD card slot for external SD card storage of images or files.
17. On-board buzzer, RGB LED, and power and RS485 transceiver indicator lights for easy monitoring of device operating status.
18. DIN rail mountable ABS protective casing for easy installation and safer use.
19. USB 1.1 host and device support.
20. Supports low-power sleep and hibernation modes
21. Can be recognized as a mass storage device via USB for drag-and-drop program download
22. 15 multi-functional GPIO pins
23. 2 SPI, 2 I2C, 2 UART, 8 12-bit ADCs, and 12 controllable PWM channels
14. Precise on-chip clock and timers, temperature sensor, on-chip accelerated floating-point library
15. 12 programmable I/O (PIO) state machines for custom peripheral support
16. Built-in power isolation, optocoupler isolation and other protection circuits for safety, stability and reliability
17. Dimensions: 175x90x40mm

Product parameters:
- USB interface
1. Interface type: USB Type-C
2. Power supply voltage: 5V
3. Functions: device power supply, USB communication and firmware download, etc.
- Isolated communication Interface
1. Interface type: RS485
2. Interface form: terminal block
3. Direction control: hardware automatic detection and control of data transmission direction
4. Interface protection: provides TVS tube protection, surge and electrostatic protection
5. Matching resistor: default NC, 120R matching resistor reserved, can be enabled by jumper cap
- Digital Input
1. Number of inputs: 8 channels
2. Input voltage range: 5V ~ 36V
3. Input type: passive input / active input (NPN type or PNP type)
4. Isolation type: Bidirectional optocoupler isolation
- Relay
1. Number of channels: 8 channels
2. Contact type: one normally open, one normally closed
3. Isolation type: optocoupler isolation
- Indicator lights
1. RGB: colorful cool LED beads, customizable display color
2. PWR: power indicator light, lights up red when USB is connected and voltage is detected
3. TXD: transmit indicator light, lights up green when data is sent from the RS485 interface
4. RXD: receive indicator light, lights up when data is received from RS485 The blue light illuminates when the interface receives data.
5. Power supply range: 7V ~ 36V