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Unity DAU Voice Alarm System Installation and Maintenance Manual Revision 1A − June 2005

UNITY DAU Installation & Maintenance Manual Speaker Circuits Unity has two speaker Circuits, A & B. to fully comply with the requirements of

UNITY DAU Installation & Maintenance Manual It is desirable to have an impedance meter available (this measures the AC load that the UNITY DAU s

UNITY DAU Installation & Maintenance Manual Fire Microphone Connections The Unity DAU is designed to work with the ALFM1 fire microphone, which

UNITY DAU Installation & Maintenance Manual Fire Alarm Interface The Unity DAU has been designed to connect to virtually any fire alarm system f

UNITY DAU Installation & Maintenance Manual Momentary Operation If no reset output is available, and you have permission from the authorities or

UNITY DAU Installation & Maintenance Manual Page Input The paging input is an unmonitored input, at line level and the PTT line is connected to

UNITY DAU Installation & Maintenance Manual Music Input The music input is via a stereo pair of phono connectors, the Unity DAU is mono in opera

UNITY DAU Installation & Maintenance Manual Document DCC UND 7001-01 Rev 1 June 2005 Page 17 of 17 Technical Specification POWER SUPPLY AND

UNITY DAU Installation & Maintenance Manual Introduction Voice Alarm (VA) systems are the quickest way to evacuate the public & staff from a

UNITY DAU Installation & Maintenance Manual Priorities The Unity DAU has six fixed priorities for the inputs as follows:- 1. Fire Microphone, t

UNITY DAU Installation & Maintenance Manual Indications and Controls Supply Section Indicators AC Indicates healthy AC mains available. DC

UNITY DAU Installation & Maintenance Manual Important Safety Information This Equipment must only be installed and maintained by suitably skille

UNITY DAU Installation & Maintenance Manual Unpacking the Unit Remove the Unity DAU from its packing, and check the contents against the followi

UNITY DAU Installation & Maintenance Manual Preparation Remove the front panel plate containing the circuit boards, this has a connection to the

UNITY DAU Installation & Maintenance Manual Mounting UNITY Before mounting the DAU on the wall it is advisable to remove the cable knockouts. De

UNITY DAU Installation & Maintenance Manual Mains Connection >3mm3AMainDistributionBoard>0.75mm2 <2.5mm2UNITY Each Unity DAU requires a