Device Type: Wireless Interconnected Photoelectric Smoke Alarm
Brand/Model: Dahua / Wisualarm DHI-HY-SA30A-R8-B
Video Output: N/A
Data Ports: N/A (868 MHz RF wireless interconnection; no wired data ports)
Detection & Alarm:- Sensor Type: Photoelectric, Split-Spectrum Sensor Technology
- Sampling Period: 9 seconds
- Alarm Volume: >85 dB(A) at 3 meters
- Alarm Type: Smoke, Fault, Low Battery Warning (Visual + Audible)
- Silence Function: Single Button (12-minute silence) + Infrared Remote Control Silence
- Coverage Area: 20–40 m² (ceiling height <8m)
Wireless & Power:- Operating Frequency: 868 MHz
- Max Interconnected Units: 24 devices
- Radio Range: Up to 1,000m (open air)
- Battery: 3V CR123A Lithium (Non-Replaceable), 10-Year Life
- Current: Monitoring ≤15µA; Alarm ≤25mA
Physical & Certifications:- Dimensions/Weight: Φ98mm × H43.1mm / 138g
- Casing: PC+ABS, White, Ceiling Mount
- Operating Temp: −10°C to +55°C
- Certifications: TÜV, CE, EN 14604:2005+AC:2008
Key Specs: DHI-HY-SA30A-R8-B, Photoelectric Split-Spectrum Smoke Alarm, 868MHz Wireless Interconnect (24 Devices), 85dB Alarm, IR Remote Silence, 10-Year Sealed Lithium Battery, TÜV/CE EN 14604
Usage: Residential Homes, Apartments, Villas, Dormitories, Multi-Room Properties, Retrofit Installations (No Mains Wiring)
