Lightronics Inc. RA-121
12 Channel Architectural Rack Mount Dimmer

OUR PART #:  RA-121

The RA-121 is a 12 channel X 1200 Watts per channel dimmer. It accepts DMX-512 signals and allows remote station control of preset scenes.
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Selected Model Price: $1,799.25
List Price: $2,399.00
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Lightronics Inc. RA-121
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The RA-121 is a 12 channel X 1200 Watts per channel dimmer. It accepts DMX-512 signals and allows remote station control of preset scenes. The unit operates from either single or three phase power. The highly versatile RA-121 may utilize multiple remote stations to activate specific user programmed scenes pre-stored in the unit. Several remote types may be used.

Lightronics Inc. RA-121 Dimmer Features:

  • 12 channels
  • 1200 Watts per channel
  • Remote network control
  • DMX-512 control
  • Single or three phase power

Lightronics Inc. RA-121 Dimmer Specifications:

  • Channels/Capacity: 12 @ 1200 Watts each
  • Power Requirements: 120/208VAC Three Phase, 40 Amps each Leg OR 120/240VACSingle Phase, 60 Amps each Leg
  • Power Devices: Dual 65 Amp SCRs
  • Power Connector: Terminal Strip
  • Channel Output: Edison, Terminal Strip, Patch Panel, Socapex
  • Circuit Breakers: 10 Amp Fast Acting
  • Minimum Load: 15 Watts
  • Curve: Modified Square Law
  • Filter Rise Time: 350 Usec. Minimum
  • Output Function: DIMMER or RELAY Selectable
  • Control Input: DMX-512 USITT Standard with Softpatch
  • Front Panel Control: 8 char. x 2 Line LCD Display & Keypad
  • Remote Network: RS-485, 62.5 Kbaud, Bidirectional 9 Bit Network
  • Local Presets: 100 Scenes Standard, Expandable to 255 Scenes
  • Closure Input: 8 Inputs for Single, Dual Button, or Combine Stations
  • Remote Stations: Total of 32 Remote Station with Unique System Addresses
  • Slave Units: Up to 31 addt’l. units may be added
  • Size: 19”W x 3.5”H x 13”D

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