Siemens (Pyro) ABHW-4S

Siemens ABHW-4S Audible Sounder Base for Sleeping Areas

Key Features

• Pre-wired addressable audible notification device
• Generates 520 Hz square-wave tone for audible alarm signaling
• Six selectable tone patterns: Steady, Temporal 3, Temporal 4, Temporal 4 low-power, March Time 120, Canadian March Time 30
• 85 dBA output at 10 feet for adequate audibility in most environments
• Meets low-frequency audibility requirements for hearing-impaired
• Reduced volume option for sleeping area compliance
• Fully compatible with all Siemens addressable detectors

Technical Specifications

• Audio Output: 85 dBA at 10 feet (3.1 meters)
• Tone Frequency: 520 Hz square wave
• Tone Patterns: 6 selectable patterns
• Power Supply: 24 VDC NAC, PAD-series NAC extender, ZIC-4A, or equivalent UL Listed supply
• Current Rating: Low-power and high-power operating modes
• Certification Level: Supplementary smoke detection device

Certifications

• UL Listed and ULC Listed
• UL 268 compliant for smoke detection
• ULC-S525 Listed
• ULC-S529 Listed
• UL 464 / UL 2075 audible device standards