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Async RS-422/485 Repeater - (2) 6-Position Terminal Blocks

The optical repeaters/isolators add 4,000 feet (1.2 km) and another 32 nodes to an RS485 data circuit in an industrial environment with DIN Rail mounting.

Item #:  Async RS-422/485 Repeater - (2) 6-Position Terminal Blocks


Call 877-877-2269 for pricing and to place order.
Please Note: Once ordered, this product cannot be cancelled or returned for credit.
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*Price excludes GST

Product Features

  • Isolates one RS485 device from the rest of an RS485 system or one local group of RS485 equipment from another
  • Connects point-to-point, RS422 4-wire equipment to an RS485 2-wire multidrop system
  • Can be used as a repeater to expand an RS485 system beyond 32 nodes
  • Operates 2-wire half-duplex or 4-wire half- or full-duplex
  • Features 12 user-selectable data rates up to 4608 kbps
  • This compact device links RS422 4-wire and RS485 2-wire systems


Use to optically isolate one piece of RS485 equipment from the rest of an RS485 system or one local group of RS485 equipment from another, or it can be used as a repeater to expand an existing RS485 system beyond the standard's 32-node limitation. Can also be used to connect equipment meant for a point-to-point RS422 4-wire interface to an RS485 2-wire multidrop system in factory automation, building automation, and process automation. They can be mounted using DIN Rail and can withstand operating temperatures of -40 to 176 degrees F (-40 to 80 C).

Tech Specs

To power as many as six repeaters, order our optional DIN Rail 12-VDC Power Supply (PSD100).

These products work with:
  • DIN Rail (DR100)
  • DIN Rail 12-VDC Power Supply (PSD100) to power up to six repeaters
  • DB25 to Terminal Block Adapter (IC980)
    Questions? Contact our FREE Tech Support.

    * Technical specification weight is the unit weight. It is not the packaged shipping weight. For shipping weight, please contact Black Box customer service at 1-877-877-2269.

  • Support


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