7404
7404 Image
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Model: 7404
Manufacturer: Sealevel
SERIAL I/O - Async, PCI, RS-232/422/485 Interface, ports: 4, COMM+4.PCI
Product Status: Special Order - Special Order, Non-Cancellable / Non-Returnable (NCNR)- may be subject to extended lead time and / or minimum order.

Stock Status: Call

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  • Summary
    • The COMM+4.PCI provides four field selectable RS­232/422/485 serial ports for control and automation applications. Select RS-232, RS-422, or RS-485 for each port to suit your application needs. Our onboard autoenable hardware automatically handles the RS-485 driver enable, allowing the RS­485 ports to be treated as a standard COM: port by the operating system. We include our Advanced COM drivers for Windows 95/98/ME, NT and 2000 providing IRQ sharing, Windows serial diagnostics, and other enhanced features. Our Linux and QNX utilities are also included to simplify installation.
  • Features
    • Four port field selectable RS-232/422/485 interface
    • On board RS-485 auto enable circuit
    • 16850 buffered UART(s) standard with deep 128 byte FIFO supporting PC data rates up to 460.8K bps
    • Supports all PCI interrupts
    • On board interrupt status port provides efficient interrupt sharing
    • Includes Windows Advanced COM:drivers, utilities, INF files and help files to simplify installation
    • DB-9 and Terminal Block kit cabling option available to simplify field wiring.