This device features a two-way, dual-wavelength scattering technique with a low false alarm rate. It has a fully integrated chip design for strong anti-interference ability, an integrated injection-molded insect-proof net for enhanced insect prevention, an intelligent compensation algorithm for stable sensitivity, a built-in digital protocol for short communication response time, and adjustable sensitivity for strong adaptability.
Technical Specifcation
Operating voltage: DC24V (15V - 28V)
Operating current: Static current ≤ 0.5mA, Alarm current ≤ 4mA
Sensitivity:
Level 1 sensitivity alarm range: 0.16dB/m - 0.25dB/m
Level 2 sensitivity alarm range: 0.23dB/m - 0.36dB/m
Level 3 sensitivity alarm range: 0.30dB/m - 0.48dB/m
Alarm sound pressure level: 45dB - 75dB at 3 meters in front (A-weighted)
Operating environment: -10°C - +55°C, ≤95% RH, no condensation
Color: Pearl white
Weight: Approximately 90g (including base)
Size: φ100*49mm (including base)