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The low frequency sounder and low frequency sounder strobes were designed to address the NFPA 72 sleeping space requirements that require a low frequency notification appliance that operates within frequency range of 520 Hz ± 10% and is of a square wave tone
Both models connect directly to the primary or secondary communication ports of a fire panel’s digital alarm communicator transmitter (DACT)
Electrical Specifications
Reset using the same keys as Silent Knight enclosures
Both of these intelligent lamps operate with the Siemens MXL family of fire alarm control panels
Kidde Fenwal 1-45-194623-XXX System Sensor The low frequency sounder andNPT ST ST 360 deg 1 2"
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