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Waveshare 8-channel Modbus RTU Relay Module with RS485

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$36 USD
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Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface Multi Isolation Protection Circuits Comes with an ABS Enclosure

Waveshare 8-channel relay module with RS485 isolation and configurable address. Supports cascading devices on RS485 bus and timed relay control. Customer note highlights flexible addressing and automatic relay handling

Highlights

  • RS485 interface with multi-device cascade
  • configurable address 1–255
  • onboard isolation with ABS enclosure

Pros

  • configurable device address (1~255)
  • RS485 bus cascade support
  • onboard isolation for power supply
  • flash-on/flash-off timing control
  • enclosed in ABS housing

Cons

  • no user insight provided
  • limited feature details in data

Best For

  • industrial automation
  • remote relay control over RS485
  • timed relay operations
  • isolated power-supply applications
  • multi-device networks on a single RS485 bus

Features

  • Configurable device address (1~255)
  • multi devices can be cascaded on RS485 bus. Features flash-on
  • flash-off function
  • by passing argument to the command
  • it is possible to turn on the relay for a while and then close it automatically
  • Onboard unibody power supply isolation
  • provides stable isolated voltage
  • needs no extra power supply for the isolated terminal. Onboard unibody magnetical isolation

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