Description

Overview

The System Sensor B200SR-LF-WH is an intelligent low-frequency sounder base designed to meet the National Fire Protection Association (NFPA) 72 requirements for audible alarms in sleeping areas. It produces a 520 Hz square wave tone, which studies have shown to be more effective in waking individuals, including those with mild to severe hearing loss. This sounder base is ideal for use in residential, commercial, and institutional settings.

Key Features

• Low-Frequency Tone: Emits a 520 Hz square wave tone to comply with NFPA 72 requirements for sleeping areas.

• High Sound Output: Delivers greater than 85 dBA at 10 feet in continuous tone, ensuring audibility in various environments.

• Compatibility: Designed for use with addressable detector heads, offering flexibility in system design.

• Mounting Flexibility: Features a pre-wired mounting plate compatible with various junction box sizes, simplifying installation.

• Tamper-Resistant Design: Includes a mechanical locking feature to prevent unauthorized removal of the attached sensor head.

Specifications

• Model: B200SR-LF-WH

• Type: Low Frequency Sounder Base

• Tone: 520 Hz square wave

• Sound Output: >85 dBA at 10 feet (continuous tone)

• Mounting: Pre-wired mounting plate compatible with 4″ square, 4″ octagon, 3.5″ octagon, single gang, or double gang junction boxes

• Operating Voltage: 15 to 32 VDC

• Standby Current: 1 mA maximum

• Height: 2.0″ (5.08 cm)

• Diameter: 6.875″ (17.46 cm)

• Color: White

• Compliance: UL 464 and UL 268 standards

Applications and Benefits

The B200SR-LF-WH sounder base is ideal for applications where audible alarms are required to be effective in waking sleeping individuals. Its low-frequency tone ensures compliance with NFPA 72, enhancing occupant safety in various settings. The device’s compatibility with addressable detector heads and flexible mounting options make it a versatile choice for fire alarm systems.