• Standard Modbus-TCP/Modbus-RTU communication protocol

  • 24V DC/AC power supply model

  • 10/100 Mbps Ethernet interface

  • Expandable I/O module for various applications

  • Connect and control over 2000 points

  • Provide relay digital output control (Relay DO)

  • Provide open collector digital output control (Open Collector DO)

  • Provide optically isolated digital input control interface (Isolated DI)

  • Provide 12-bit simulation signal input control interface (AI)

  • Provide 12-bit simulation signal output control interface (AO)

  • RS-485 remote equipment data transmission communication, isolation protection (optional)

  • Expandable DDC Function

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  • Standard Modbus-RTU communication protocol

  • RS-485 remote equipment data transmission communication

  • 24V DC/AC power supply mode

  • Expandable I/O module for various applications

  • Provide Relay Output control

  • Provide Open Collector Digital Output control

  • Provide optically isolated digital input control interface (Isolated DI)

  • Provide 12-bit Analog Input control Interface (AI)

  • Provide 12-bit Analog Output control interface (AO)

  • RS-485 isolation protection (optional)

  • Expandable DDC Function

  • Learn more »



  • RS-485 remote equipment data transmission communication

  • LoRa wireless remote communication interface

  • Expandable I/O module for various applications

  • Standard Modbus-RTU communication protocol

  • Provide Relay Output control

  • Provide Open Collector Digital Output control

  • Provide optically isolated digital input control interface (Isolated DI)

  • Provide 12-bit Analog Input control Interface (AI)

  • Provide 12-bit Analog Output control interface (AO)

  • 24V DC/AC power supply mode

  • Expandable DDC Function

  • Learn more »


  • Front-end numerical instant operation

  • Front-end I/O instant control

  • Easy to use function library

  • Compatible with Modbus communication protocol

  • Complete IDE development environment

  • Online code debugging

  • Suitable for LLD-RIO product line

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