ULTRA COMM+422:ISA to 4 Port RS-422/485 Serial Adapter (EOL)

ULTRA COMM+422:ISA to 4 Port RS-422/485 Serial Adapter (EOL)

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3440

  • Selectable termination, echo mode and two or four wire operation
  • On-board interrupt status port for Windows flexibility
  • Selectable and shareable IRQ level (2-5, 7, 10-12 and 15)
  • Included cable with four DB9M connectors provides TD, RD, RTS and CTS
  • 16-bit addressing eliminates I/O conflicts
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Product Details

THIS PRODUCT IS OBSOLETE DUE TO LACK OF COMPONENT AVAILABILITY. PLEASE CONTACT YOUR SALES REPRESENTATIVE FOR FURTHER INFORMATION AND NEW PRODUCT ALTERNATIVES.

Sealevel will support legacy products through technical and warranty support, software drivers and product manuals. Please contact Sales for further information.

The 3440 ISA serial interface card provides four RS-422 or RS-485 ports. This board features extended interrupt support, individually selectable or sharable interrupts and an onboard interrupt status port for maximum Windows flexibility.
  • Specifications
  • Features
  • Software & Documentation

Specifications

  • Host Interface(s)

    ISA

  • Max Data Distance

    4000 feet

  • Operating Temperature

    0°C to 70°C (32°F to 158°F)

  • Communications Chip

    16550

  • Electrical Interface

    RS-422,RS-485

Features

Software & Documentation

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