EDWARDS - Temporal Horns and Horn-strobes 757 SeriesOverview Integrity temporal horns and temporal horn-strobes are specially designed for use with compatible lifesafety communication and control equipment to alert occupants of a life safety event.The horn emits a piercing low frequency sound that is easily heard above moderate ambient noise levels.The flash from its strobe can be noticed from almost any position in the room, corridor, or large open space.Integrity’s rugged plastic housing is made from durable and fire retardant, high impact plastic witha slightly textured surface. Its ingenious mounting plate firmly holds the device in place with a single screw.A separate trim plate is not required. Terminals accept up to #12 AWG (2.5mm²) wire for polarized connections.Strobes are shipped with standard wall mount style “FIRE” lens markings. Where ceiling orientation,other languages, or different lens markings are required, EDWARDS offers optional LKW and LKC series Lens Marking Kits.These optional lens markings simply snap on to the strobe. Consult EDWARDS for availability of special lens markings.Integrity horns and horn-strobes are designed for 16 to 33 Vdc operation and must be connectedto signal circuits that output a constant (not pulsed) voltage. A diode is used to allow full signal circuit supervision.Installation and MountingAll models fit to a standard flush mounted, North-American twogang electricalbox, 2¾ inch (69 mm) minimum. Optional flush trims are not required. For surface mount,use EDWARDS’s custom indoor and outdoor surface boxes painted in color-matched red or white epoxy.EDWARDS recommends that fire alarm horn/strobes always be installed in accordance with the latestrecognized edition of national and local fire alarm codes.
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