Heyi · HY-323W
The Heyi HY-323W is a wireless ceiling-mounted motion detector that provides 360° coverage for indoor security. It is designed to work with Heyi alarm panels and uses passive infrared (PIR) technology to detect human movement. Key Specifications Detection Angle: Full 360-degree cone angle, leaving no blind spots in the coverage area. Detection Range: Provides a maximum detection distance of 12 meters (approx. 40 feet). Power Source: Wireless and battery-powered, typically using 2 x 1.5V AA batteries. Mounting Height: Designed for installation on ceilings at a height between 2.2 and 4 meters. Wireless Frequency: Operates at 433.92 MHz with a transmission distance of over 300 meters in open areas. Features Automatic Temperature Compensation: Adjusts its sensitivity automatically to account for environmental temperature changes, ensuring reliable detection. Energy Efficient: Features a micro-power consumption design to extend battery life. Security Protection: Includes anti-electromagnetism interference and high stability through SMT (Surface Mount Technology). Low Battery Alerts: The d