AMX RDM-2FDB User's Manual
Contents
1. Bua EX IT S FOUR WORLD TAKE CONTROL The RDM 2FDB Dual Channel Ballast Dimmer is a 1920 W positive air gap relay and dimmer built for strength and for reliable switching dimming of Lutron FDB ballasts It is designed for use with the RDA series of enclo sures in a AMX Lighting modular digital dimming system The RDM 2FDB module s 120 240 and 277 VAC ratings are CE UL and C UL approved Mounting points Relay Line in hot 2 AC COPED Comper eet Bi d lie 5 oS Switched out Ballast A WS Dimmed out Relay 7 Line in hot Ballast B Switched out Dimmed out Positive air gap relay Low voltage control wiring 4 pin connector to AMX Lighting master controller FIG 1 RDM 2FDB RDM 2FDB UL and C UL Ratings e 120 VAC 1920 W e 240 277 VAC 1920 W Suggested Dimmed Loads e Most 3 wire dimmable fluorescent ballasts e Lutron Hi Lume FDB Ballasts e Lutron Eco 10 Ballasts Specifications e Dimensions HW 10 0 x 2 75 25 4 cm x 6 99 cm e Dimmed output protected by a 250 mA GMA 5 x 20 mm fuse e Phase dependant e Use wires rated at 75 C 167 F e Torque terminals to 20 in lbs 2 3 N M e Max wire size 10 AWG 4 mm e Wire stripping length 0 28 7 mm e Weight 1 5 Ibs 0 68 kg e BTU hr 5 e Control current 85 mA 12 VDC e For use with FDB ballasts Caution Pre Installation Notes e All Class 1 wiring must be connected to proper terminals e All cont2. Circuit breaker panel FIG 3 RDM 2FDB wiring configuration AMX Corporation reserves the right to alter specifications without notice at any time For full warranty information refer to the AMX Instruction Manual s associated with your Product s 043 019 2484 8 01 2001 AMX Corporation All rights reserved The AMX logo is a trademark of AMX Corporation AMX Corporation reserves the right to alter specifications without notice at any time 3000 research drive richardson TX 75082 USA 469 624 8000 800 222 0193 fax 469 624 7153 technical support 800 932 6993
3. rol wiring must be connected to proper terminals e Disconnect power while installing or connecting the unit e Keep top and bottom air vents clear at all times e Use field installed copper conductors e All electrical ratings are for continuous duty e For indoor use only Installation Sheet RDM 2FDB Dual Channel Lutron FDB Ballast Dimmer 1920 W e This module may require extra power from the AXlink connection or an external power supply connected to the control card Connecting the RDM 2FDB to the AMX Lighting Master Pin 3 RLY Pin 2 DIM m Pin 1 12 V RDM 2FDB 4 pin module connector O O o Y 4 pin plug from RDM series module Note The 4 pin plugs from the module connector to the 4 pin connector on the master black plug cover facing up FIG 2 RDM 2FDB connections Lighting Application Drawing All neutrals are common to the Neutral block in the enclosure Provide a separate neutral for each load poseemesend Neutral Neutral Line in HOT x orescent Ballast The fuse protects the dimming circuit from a low impedance load e The fuse would blow if it were incorrectly wired e Catastrophic ballast failure e Reversing switched and dimmed circuits e Reversing dimmed and line circuits The dimmed output must be connected to a high impedance load
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