ASeries Product Range

Interface Converters

ASeries A420

RS-232 Serial <--> 20mA Current Loop Interface Converter

  • Optically isolated 20mA Transmitter & Receiver
  • Line drivers & receivers to withstand 2500Vac for 1 minute (factory configure)
  • Configure RD & TD loops as Active or Passive
  • Screw terminal block used for 20mA Interface
  • Switch Selectable RS-232 DCE/DTE
  • Transfer data up to 64Kbps
  • Reverse Polatity Protection on power input
  • Standard DB25 used for RS-232 Interface


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ASeries A440

RS-232 Serial <--> RS-422 Serial Interface Converter

  • Bi-directional RS-232 <> RS-422 interface conversion in asynchronous mode
  • Transient Protection on RS-422 lines
  • Supports Xon/Xoff Software Handshaking
  • Supports DTR/DSR or CTS/RTS Handshaking
  • Switchable DCE/DTE selection for RS-232 port
  • Transfer data reliable at up to 64Kbps
  • LED indicators for data activity
  • Reverse Polatity Protection on power input
  • Standard DB25 used for RS-232 and RS-422 interfaces


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ASeries A450

RS-485 Serial <--> RS-232 Serial Interface Converter

  • Multidrop up to 32 drivers and 32 receivers at distances over 1200 metres
  • Non-powered RS-485 operation over distances up to 100 metres
  • Supports both 4-wire and 2-wire operation
  • Transcient Protection on RS-485 lines
  • Screw terminal block used for RS-485 interface
  • Standard DB25 used for RS-232 Interface
  • Switchable termination resistors for RS-485 port
  • Switchable DCE/DTE selection for RS-232 port
  • Transfer data up to 115Kbps
  • LED indicators for data activity
  • Reverse Polatity Protection on power input


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ASeries A451

RS-485 Serial <--> RS-232 Serial Interface Converter (RJ45)

  • Multidrop up to 32 drivers and 32 receivers at distances over 1200 metres
  • Non-powered RS-485 operation over distances up to 100 metres
  • Supports both 4-wire and 2-wire operation
  • Transcient Protection on RS-485 lines
  • RJ45 x 2 connectors used for RS-485 interface
  • Standard DB25 used for RS-232 Interface
  • Switchable termination resistors for RS-485 port
  • Switchable DCE/DTE selection for RS-232 port
  • Transfer data up to 115Kbps
  • LED indicators for data activity
  • Reverse Polatity Protection on power input


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