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RS-232 to RS-485/422 Bidirectional Converter Plus with Opto-Isolation Rackmount Card

This rackmount converter features opto-isolation to guard against power surges.

Price: $346.40

Extended Double Diamond™ Warranty Available (3 Additional Year)

Product Features

  • Transmits data up to 4000 feet (1219.2 m) and at speeds up to 115.2 kbps. (Autotransmitter enable is available up to 64 kbps.)
  • Built-in opto-isolators protect against power surges.
  • Operates in multipoint applications; 2- or 4-wire operation, full- or half-duplex, async (data leads) only.
  • Details

  • Selectable RTS-CTS turnaround delay and loopback test feature.
  • Features a terminate/unterminate option.
  • Transmitter is always on or controlled by data or RTS.

  • How fast do you want to send data? If your PC has a 16550 UART chip, you can send data at 115.2 kbps with the RS-232 to RS-485/422 Bidirectional Converter Plus! It has a line bias feature that prevents it from receiving line noise as it sends or receives signals. The Converter works in all popular 2- or 4-wire applications. It comes with opto-isolation to guard against power surges. It also supports 64-kbps speeds and has a jumper transmitter that's always on or controlled by RTS.

    Tech Specs

    Operation 4-wire, half- or full-duplex; 2-wire half-duplex
    Protocol Yes
    CE Approval Yes
    Connectors (1) DB25 F (DTE or DCE), (1) 4-screw terminal
    Power 115 VAC, 60 Hz ( 230-VAC, 50-Hz on request)
    Size 4.7"H x 0.6"W x 7.4"D (11.9 x 1.5 x 18.8 cm)

    NOTE: Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 877-877-2269.



    Double Diamond Warranty Extended Double Diamond™ Warranty Available (3 Additional Year) Diamond

    Double Diamond™ Warranty (Standard)

    Take the risk out of equipment purchases with the Double Diamond™ Warranty from Black Box Network Services.

    The Double Diamond Warranty is our warranty that protects your Black Box® brand products* from accidental damage, including drops, water, and power surges.

    The RS-232 to RS-485/422 Bidirectional Converter Plus with Opto-Isolation Rackmount Card comes with a standard 1 Year warranty already included.

    During the warranty period, Black Box Network Services will repair or replace your damaged equipment within one week of receipt at NO CHARGE!*

    Plus, get an Extended Double Diamond Warranty.

    You can also extend your warranty or protect a previously purchased Black Box® brand product** for an additional year—for only 10% of the purchase price! Or, extend your coverage for a full three years for only 20% of the purchase price!

    Ordering an extended warranty is easy: When viewing a product in your shopping cart, just select the one or three years of additional coverage in the dropdown menu under “Warranty Options.” For details, contact Customer Service at 724-746-5500.

    * Warranty subject to certain exclusions and limitations ** Certain products may not be eligible.

    What’s more, we also have a 45-day return policy. Simply call Customer Service for a Return Authorization (RA) number, return your product in new condition and in the original package, and receive a full refund.