Waveshare RS232/485/422 To CAN Industrial Isolated Converter (Modbus RTU Protocol Converter with Multiple Protection Circuits)

The Waveshare RS232/485/422 To CAN Industrial Isolated Converter is a high-performance industrial communication converter designed for reliable data exchange between RS232, RS485, RS422, and CAN bus networks. It supports transparent communication, Modbus RTU protocol conversion, configurable CAN filters, and multiple operating modes. Featuring digital and power isolation, surge protection, and a rugged industrial metal enclosure, it is ideal for industrial automation, control systems, and embedded communication applications.

Key Features -

• Supports communication between RS232, RS485, RS422, and CAN interfaces

• Compatible with CAN 2.0B Extended Frame and CAN 2.0A Standard Frame

• Compliant with ISO 11898-1, ISO 11898-2, and ISO 11898-3 standards

• Configurable CAN baud rate from 10kbps to 1000kbps

• Supports 14 configurable CAN acceptance filters

• Four operating modes including Modbus RTU protocol conversion

• Built-in buffer supporting up to 1000 CAN frames

• Integrated power supply isolation

• Digital signal isolation for improved reliability

• Built-in TVS protection against surge and transient voltages

• 15KV Electrostatic Discharge protection

• 600W lightning and surge protection

• Configurable 120Ω termination resistor for RS485 and RS422

• Firmware upgrade via RS232, RS485, or RS422

• Configuration through software or serial commands

• Wide 5V to 36V DC power input

• Four LED status indicators

• Industrial-grade metal enclosure

• Supports wall-mount and DIN rail installation

Specifications -

• Product Type - Industrial Communication Converter

• Brand - Waveshare

• Communication Interfaces - RS232, RS485, RS422, CAN

• CAN Standard - CAN 2.0A and CAN 2.0B

• CAN Compliance - ISO 11898-1, ISO 11898-2, ISO 11898-3

• CAN Baud Rate - 10kbps to 1000kbps

• Supported Protocol - Modbus RTU

• Operating Modes - Transparent Conversion, Transparent with Identifier Conversion, Format Conversion, Modbus RTU Conversion

• CAN Buffer Capacity - Up to 1000 Frames

• CAN Filters - 14 Configurable Filters

• Isolation Type - Power Supply Isolation and Digital Signal Isolation

• Electrostatic Discharge Protection - 15KV

• Surge Protection - 600W TVS Protection

• Power Input - 5V to 36V DC

• Termination Resistor - 120Ω Configurable by Jumper

• Status Indicators - 4 LEDs

• Enclosure Material - Industrial Metal Case

• Mounting Options - Wall Mount and DIN Rail Mount

Applications -

• Industrial automation systems

• Programmable Logic Controller communication

• CAN bus monitoring systems

• Factory automation

• Building automation

• Modbus RTU network integration

• Industrial control equipment

• Data acquisition systems

• Energy management systems

• Embedded communication applications

• Robotics and motion control

• Industrial Internet of Things gateways