SKU:WSAL32451

Industrial 8-Channel RP2350 Relay Module, Based on RP2350 Dual-core & Dual-architecture Microcontroller, Supports digital input, RS485, and Ethernet port interfaces, With Multiple Isolation Protection Circuits

Industrial 8-Ch RP2350 Relay Module

Based on RP2350, Supports digital input, RS485, and Ethernet port interfaces

Built-in protection circuits such as power isolation and optocoupler isolation, Safe & Stable & Reliable

Version options

RP2350-ETH-8DI-8RO Common network port + isolated RS4858-ch digital inputs + 8-ch relays

RP2350-POE-ETH-8DI-8RO PoE network port + isolated RS4858-ch digital inputs + 8-ch relays

Features

• RP2350B microcontroller chip designed by Raspberry Pi in the United Kingdom
• Adopts unique dual-core and dual-architecture design: dual ARM Cortex-M33 or dual Hazard3 RISC-V processors support, flexible clock running up to 150 MHz
• 520KB of SRAM, and 16MB of onboard Flash memory
• Type-C port, easier to use
• 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 RS485 interface, for connecting to various RS485 Modbus industrial expansion modules or sensors
• Onboard pin header, allowing access to other devices
• 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 function, 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 RS485 TX/RX indicators for monitoring the operating status of the devices
• Rail-mounted ABS case, easy to install, safe to use
• USB 1.1 with host and sub device support
• Low-power sleep and dormant modes
• Drag-and-drop programming using mass storage over USB
• Adapting 15 × multi-function GPIO pins
• 2 × SPI, 2 × I2C, 2 × UART, 8 × 12-bit ADC, 12 × controllable PWM channels
• Accurate clock and timer on-chip
• Temperature sensor
• Accelerated floating-point libraries on-chip
• 12 × Programmable I/O (PIO) state machines for custom peripheral support

Specifications

Microcontroller		RP2350B
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 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)

dual-core, dual-architecture

The unique dual-core, dual-architecture capability of RP2350B allows users to choose between a pair of industry-standard Arm Cortex-M33 cores, and a pair of open-hardware Hazard3 cores, giving developers a chance to experiment with the RISC-V architecture in a stable, well-supported environment

Onboard multiple isolation protection circuits

Multiple protections, more safe and reliable

supports RS485 and Ethernet interfaces remote control

Onboard 8-ch relays and 8-ch digital inputs, Contact rating of the onboard relay up to 10A 250V AC / 30V DC, Directly controlling 220VAC home appliances, or devices below 30V DC

Digital input

Supports passive (dry contact) and active (wet contact) digital input, with bi-directional optocoupler isolation

Application scenarios

Optional for PoE function

built-in PoE module, providing both network connection and power supply in one cable

* the PoE function is only available on RP2350-POE-ETH-8DI-8RO version, and the switch shown in the picture is NOT included.

Application Examples

Provides Multiple Networking Demos With Waveshare.Cloud, Using The Lightweight MQTT Protocol To Achieve Data Visualization Service

Supports C/C++, MicroPython, Arduino IDE

What's On Board

1. RP2350BDual-core and dual-architecture design, up to 150 MHz operating frequency
2. PoE headersupports connecting to PoE module for PoE capability (for PoE port version only)
3. RESET button
4. Optocoupler isolationprevents interference from external high-voltage circuit connected to the relay
5. 8-channel quality relayscontact rating per channel: ≤ 10A 250V AC or ≤ 10A 30V DC
6. Relay screw terminals for connecting external devices
7. Power supply isolationprovides stable isolated voltage, needs no extra power supply for the isolated terminal
8. Digital isolationprevents interference from external signal
9. RS485 matching resistor jumperonboard reserved 120R matching resistor, enabled via jumper
10. RS485 communication interface for connecting to external RS485 devices

11. Power supply screw terminalsupports DC 7~36V wide voltage input
12. Power IC
13. Digital input screw terminals
14. Bi-directional optocoupler isolation
15. RTC battery holder1220 size (12mm diameter*2mm thickness), supports only rechargeable 3V~3.3V Batt.
16. Buzzer
17. Pin headerfor connecting other devices
18. LED indicators PWR: power indicator RXD: RS485 RX indicator TXD: RS485 TX indicator
19. BOOT button
20. USB Type-C portfor programming, USB 1.1 with device and host support
21. WS2812cool RGB LED
22. Ethernet port

23. Onboard TVS (Transient Voltage Suppressor) can effectively suppress surge voltage and transient spike voltage in the circuit
24. RS485 conversion chip
25. MP1605GTF-ZDC-DC power module

26. PCF85063ATLRTC chip, can achieve some scheduled tasks
27. W5500for extending 10/100Mbps network port through SPI interface
28. TF card slotsupports external TF card storage for images and files

pin definition

Enclosure Design

ABS Protection Enclosure With 35mm Rail-Mount Support, Easy To Install, Safe To Use

Outline dimensions

Resources & Services

Wiki:www.waveshare.com/wiki/RP2350-ETH-8DI-8RO

Lieferumfang

RP2350-ETH-8DI-8RO

1. RP2350-ETH-8DI-8RO x1
2. Screwdriver x1

1

2

RP2350-POE-ETH-8DI-8RO

1. RP2350-POE-ETH-8DI-8RO x1
2. Screwdriver x1

1

2

• Verkäufer:

  WaveShare

• Tags: Brand_waveshare,  Cat_board,  Cat_hat,  Cat_kit,  Compat_arduino,  Compat_esp32,  Compat_raspberry_pi,  Platform_arduino,  Platform_esp32,  Platform_raspberry_pi,  Sub_esp32_s3,  Sub_industrial_controller,  Sub_motors,  Sub_others,  Sub_power,  Sub_raspberry_pi_pico_2,  Sub_relays,  Sub_scr,  Use_misc_modules