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 - PoE Ethernet Port Version

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 - PoE Ethernet Port Version

The Industrial 8-Channel RP2350 Relay Module (PoE Ethernet Port Version) is a powerful and versatile control module designed for industrial automation, remote control, and IoT applications. It is built around the RP2350 dual-core, dual-architecture microcontroller, delivering excellent processing performance and reliable operation.

This module supports digital input, RS485 communication, and Ethernet interfaces, providing flexible integration options for a wide range of industrial environments. The PoE (Power over Ethernet) support simplifies installation by enabling both data and power transmission through a single Ethernet cable, reducing wiring complexity and cost.

User Manual / Datasheet / Example Codes Etc.

Features

• P2350B 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
• Power supply Screw terminal Voltage range: 7~36V
• Enclosure: Rail-mount ABS protective case
• Dimensions: 175 × 90 × 40 (mm)
• Ethernet interface: PoE Ethernet port, supports IEEE 802.3af standard (for PoE port version only)

• 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

• 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

Package Includes

• RP2350-POE-ETH-8DI-8RO x1
• Screwdriver x1

Application Examples

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

Pin definition

What's On Board

Dimensions