‧PLC extension module to amplify signals for the left-side communication and support uploading and downloading of PLC program and parameters
‧Provides two stand-alone RS-485/RS-422 ports
‧Supports standard MODBUS protocol
‧Supports user-defined communication protocol
‧Fully isolates communication interfaces and highly capable in resisting interferences


  • Transmission method: RS-485/RS-422
  • Connector type: Euro-type terminal blocks with feed-through terminals and spring plugs
  • Terminal resistors: built-in and changed-over by switches
  • Serial baudrates: 1,200、2,400、4,800、9,600、19,200、38,400、57,600、115,200、230,400、460,800 bps
  • Data type: Modbus ASCII/RTU、UD Link (user-defined communication protocol)
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