System Sensor L-Series Speaker Strobes

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and Engineering Specification Sensor L Series Speaker Strobe speaker strobe shall be a System Sensor L Series Model listed to UL 1971 and UL 1480 and shall approved for fire protective signaling systems It shall be a dual voltage transformer speaker strobe of operation at 25.0 or 70.7 nominal Vrms The speaker shall have a frequency range of 400 to 4,000 and shall have an operating temperature between 32 and 120 It shall mount to a 4 x 4 x 2 1 8 inch box universal mounting plate shall be used for mounting ceiling and wall speaker strobe products The appliance circuit and amplifier wiring shall terminate at the universal mounting plate The L Series and the Sync Module MDL3 accessory if used shall be powered from a non coded appliance circuit output and shall operate on a nominal 12 or 24 volts When used with the Module MDL3 12 volt rated notification appliance circuit outputs shall operate between 8.5 and volts 24 volt rated notification appliance circuit outputs shall operate between 16.5 and 33 volts If the appliances are not UL 9th edition listed with the corresponding panel or power supply being used refer to the compatibility listing of the panel to determine maximum devices on a circuit speaker strobe shall be plug in and shall have the ability to check wiring continuity via a shorting spring on universal mounting plate The shorting spring shall also provide tamper resistance via an open circuit if the is removed All notification appliances shall be backward compatible speaker strobe shall have power taps from watt to 2 watts and voltage that are selected by rotary All models have a maximum sound output of 86dB at 10 feet and shall incorporate an open back The strobe shall have field selectable candela settings including 15 30 75 95 110 135 185 for mounted units and 15 30 75 95 115 150 177 for ceiling mounted units The strobe light shall consist of xenon flash tube and associated lens reflector system and operate on either 12V or 24V The strobe shall with NFPA 72 and the Americans with Disabilities Act requirement for visible signaling appliances at 1 Hz over the strobe entire operating voltage range All notification appliances shall be backward Wall Speaker Strobe Wide Band Ceiling Speaker Strobe Wide Frequency Response Response Frequencies Hz Frequencies Hz The wide band frequency response is derived using MLS methods

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