Low Frequency Sounder Strobe

Ceiling-mount low frequency sounder strobe designed for commercial fire alarm notification in sleeping spaces and similar interior applications where both audible and visible signaling are required. It provides a 520 Hz ±10% square wave tone, 24V nominal operation, and field-selectable ceiling candela settings to support a range of notification layouts.

Features

• 520 Hz ±10% low frequency square wave tone for sleeping-space notification applications.
• Field-selectable ceiling candela settings: 15, 30, 75, 95, 115, 150, and 177.
• Rotary switch settings include High/Low, Temp 3, Temp 4, and Continuous.
• Nominal 24VDC/FWR operation with 16 to 33V operating range.
• Universal mounting plate with onboard shorting spring; compatible with the MDL3 sync module.