DS-K3B501S

Value Swing Barriers 

12 pairs of IR light detectors: Permissions validation and anti-tailgating

LED light indicates passing direction

Audible and visual nipping alarm: The barrier will stop working for a period of time when detecting obstruction when open/close barrier

Self-detection, Self-diagnostics, and automatic alarm

Valid passing duration settings: System will cancel the passing permission if a person does not pass through the lane within the valid passing duration

Door remaining open when fire alarm triggered: The barrier will open automatically when alarm is triggered.

Barrier is in free status when powering down