Intelligent audible base

The Model ABHW-4S audible base is designed for use in sleeping areas of a building.


The Model ABHW-4S audible base is designed for use in sleeping areas of a building. Courtesy: SiemensThe Model ABHW-4S Audible Base from Siemens Industry Inc. is an intelligent, supervised detector base designed for use in sleeping areas of a building. Each one generates a 520-Hz square-wave audio signal, complying with NFPA 72. It provides 6 field-configurable tone patterns: 2 volume levels are used with compatible detectors and FACPs. Steady; Temporal 3 pattern; Temporal 4 pattern; Temporal 4 with low-power; March Time 120, and Canadian March Time 30 are supported by each base. When used in conjunction with other compatible fire-safety components, the audible base may be used in lieu of single- or multiple-station smoke alarms to achieve enhanced, system-level functionality.

Siemens Industry Inc.

Siemens Industry Inc. is a CSIA member as of 7/20/2015

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