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    Interface Cards

    RS 485 Card

    Discontinued

    Honeywell Option Card is a dual port, with optically isolated RS-485 adapter and removable screw-terminal connector plugs.

    Overview
    This product has been discontinued.
    Honeywell will provide product support until

    Honeywell Option Card is a dual port, with optically isolated RS-485 adapter and removable screw-terminal connector plugs. The NPB-2XRS485 has jumper blocks that can be used to enable on board bias resistors.

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