Part#: 3440

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Ultra COMM+422

Part#: 3440 Category:

ISA 4-Port RS-422, RS-485 Serial Interface

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Description

THIS PRODUCT IS OBSOLETE DUE TO LACK OF COMPONENT AVAILABILITY.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 on-board interrupt status port for maximum Windows flexibility.

Additional information

Communications Chip

16550

Electrical Interface

RS-422, RS-485

Humidity Range

10 – 90% Relative Humidity, Non-Condensing

Host Interface(s)

ISA

Max Data Distance

4000 feet

Max Data Rate

460.8K bps

Operating Temperature

0°C to 70°C (32°F to 158°F)

# of Ports

4

RS-485 Operation

Full Duplex (4 wire), Half Duplex (2 wire)

Serial Connector(s)

DB9M

Storage Temperature

-50 – +105C

UART Series

550 UART

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

Windows Software

Software: SeaCOM - Windows

Linux Software

Software: SeaCOM - Linux

Manual

Manual: 3440

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