waveshare RS232/485/422 to CAN Interface Converter, Industrial Isolation

The Waveshare RS232/485/422 to CAN Interface Converter is an industrial-grade active digital isolated converter designed to convert RS232, RS485, and RS422 communication protocols into CAN protocol. This module offers robust protection features, such as surge protection, ESD protection, and signal isolation, making it suitable for industrial applications where reliable and safe data transmission is required. The converter supports automatic direction control and features onboard 120R matching resistors, enabling it to perform well in both point-to-point and multipoint communication setups.

Specifications of Waveshare RS232/485/422 to CAN Interface Converter

• Product Type: Active digital isolated RS232/485/422 to CAN converter

• Power Supply:

  • Operating Voltage: 5~36V DC

  • Protection: Anti-reverse

• CAN Interface:

  • Connector: Screw terminal

  • Baud Rate: 10kbps ~ 1000kbps

  • Resistor: Onboard 120R matching resistor

• RS232 Interface:

  • Connector: DB9 female

  • Transmission Distance: Approx. 15m

  • Transmission Mode: Point-to-point

  • Baud Rate: 1200bps ~ 460800bps

• RS485/422 Interface:

  • Connector: Screw terminal

  • Direction Control: Hardware automatic control

  • Protection: TVS diode, surge protection, ESD protection, power isolation, signal isolation

  • Resistor: Onboard reserved 120R matching resistor (enabled via jumper)

  • Transmission Mode: Point-to-multipoint

    • 485 Mode: Up to 32 nodes

    • 422 Mode: Up to 256 nodes

  • Baud Rate: 1200bps ~ 460800bps

• Indicators:

  • PWR: Red power indicator (lights up when voltage is detected)

  • RUN: System operating indicator (turns off if CAN bus is abnormal)

  • COM: RS232/485/422 RX indicator (lights up when data is received)

  • CAN: CAN RX indicator (lights up when CAN port receives data)

• Operating Environment:

  • Temperature Range: -15°C ~ 70°C

Manufacture of Waveshare RS232/485/422 to CAN Interface Converter

• Waveshare RS232/485/422 to CAN Interface Converter

• Waveshare Wiki Page