Altronix AL642ULADA Leaflet

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24VDC rated
@ 6.5 amp max.
Four (4) Class A or four (4) Class B outputs.
• Two (2) Class A or two (2) Class B FACP inputs.
• Two (2) NC dry contact trigger inputs.
• Four (4) Class A or four (4) Class B
 indicating circuits.
• Two (2) Class B outputs may be paralleled for more
 power on an indicating circuit.
• One (1) Aux. Power Output @ 1 amp supply current
 (w/battery back up).
• One (1) Aux. Power Output @ 1 amp supply current
 (w/o battery back up).
• Signal Circuit Trouble Memory - facilitates quickly
 locating intermittent system trouble and eliminates
 costly and unnecessary service calls. LEDs indicate a
 prior fault (short, open, ground) has occurred on one
 or more signaling circuit outputs.
• 2-wire Horn/Strobe Sync mode allows audible
 notification appliances (Horns) to be silenced while
 visual notification appliances (Strobes) continue
 to operate.
• Horn/Strobe sync protocols include: Gentex®,
 System Sensor®, Faraday, Amseco.
• Temporal Code 3 Mode.
• Steady Mode.
• Input to Output Follower Mode (maintains
 synchronization of notification appliance circuits).
• March Time.
• Compatible with 24VDC fire panels.
• Ground fault detection.
• Input 115VAC.
• AC fail supervision (form “C” contacts).
• Low battery supervision (form “C” contacts).
• Battery presence supervision (form “C” contacts).
• Power supply, logic board, red enclosure, cam lock,
 transformer & battery leads.
• Enclosure:
 -  Combination knockouts re 1/2” and 3/4”
 -  Accommodates up to two (2)
   12VDC/12AH batteries.
AL642ULADA weight:
Product weight: 13.7 lbs.
Shipping weight: 18.05 lbs.
AL642ULADA
NAC Power Extenders 
Rev. AL642ULADA_A27K
Overview
Specifications
Agency Approvals
The AL642ULADA are extremely cost effective voltage regulated remote NAC
Power Extenders. They may be connected to any 24 volt Fire Alarm Control
Panel (FACP). Primary applications include Notification Appliance Circuit (NAC)
expansion (supports ADA requirements) and will provide auxiliary power to sup-
port system accessories.
UL Listed Control Units and Accessories
for Fire Alarm Systems (UL 864),
Factory Mutual Approved.
NYC Department of Buildings Approved.
California State Fire Marshal Approved.