The uModbusRTU FDI Communication Server is a dedicated OPC UA Server providing access to field device using Modbus RTU protocol. Communication between the FDI Host system and the uModbusRTU FDI Communication Server is based on OPC UA.


  • Support all 21 function codes of Modbus
  • Support for RS-485 / RS-232
  • Secure communication
  • Specification Compliance
    • FCG_TS62769-7_CommunicationDevices_1.0.5
    • FCG_TS62769-100_Profiles – Generic Protocols_0.3.0
    • FCG_TS62769-115-2_Profiles – PSD ModbusRTU_0.2.0
    • org: MODBUS over serial line specification and implementation guide V1.02
    • OPC UA SDK v1.0.2
  • Supported Operating Systems
    • Windows 7 SP1
    • Windows 8.1
    • Windows 10
    • Windows Server 2012
    • Windows Server 2016

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