The Wheelock MT-12-24-R appliance is an audible alarmindicating device engineered to comply with temporal pattern specifications without requiring an additional code mechanism. It offers a selection of eight tone patterns and two sound output levels. The temporal (Code 3) horn and tone patterns meet ANSI/NFPA/ISO requirements for standard emergency evacuation signaling. The extended temperature range satisfies all severe-weather outdoor applications.
Features
- Field-selectable choice of eight nationally and internationally recognized alerting signals
- Two installer-selectable sound output levels
- NFPA and ANSI compliant
- UL Listed for indoor or outdoor use
- Low average current draw
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