Ultrasonic Ceiling Occupancy Sensor, 100-347VAC, 2000 sq ft

Ultrasonic Ceiling Occupancy Sensor, 100-347VAC, 2000 sq ft - Ultrasonic Line Voltage Ceiling Sensor The Wattstopper Ultrasonic Ceiling Occupancy Sensor UT-355 is designed for automatic lighting control based on occupancy detection. This low-profile sensor mounts unobtrusively on ceilings and provides 360° coverage, making it suitable for commercial lighting solutions. It operates on line voltage from 100 to 347 VAC and is ideal for use by electrical distributors and switchgear suppliers seeking efficient occupancy-based lighting control in offices, restrooms, and large commercial spaces. Specifications Voltage: 120/230 (single phase)/277/347 VAC, 50/60 Hz Coverage Area: Up to 2000 sq ft (185.8 m²) Time Delay Options: 5, 10, 15, 20 (factory default), or 30 minutes, plus Walk-through and Test modes Ultrasonic Frequency: 40 kHz Dimensions: 4.5” diameter x 1.45” depth (114.3 mm x 25.9 mm) Mounting: 4” square junction box with double-gang mud ring or 4” octagonal junction box UL and cUL Listed Warranty: Five year Product Weight: 0.44 lbs Features Advanced RISC micro-controller logic with signal processing to reduce false triggers and provide immunity to RFI and EMI Walk-through mode turns lights off three minutes after initial occupancy for brief visits, enhancing energy savings Zero-crossing relay switching for extended relay life Green LED indicates occupancy detection status Patented ultrasonic diffusion technology for wider, omni-directional coverage DIP switch adjustable settings simplify sensor configuration Terminal wiring system for quick and easy installation Clip mounting system compatible with drop ceiling tiles Sensor coverage tested to NEMA Guide Publication WD 7-2000 standards Downloads & Links UT-355 Ultrasonic Line Voltage Ceiling Sensor CA-1 Cosmetic Adapter for Circular Ceiling Mount Sensors UT-355 Ultrasonic Line Voltage Occupancy Sensor AIA Division 16 Specifications-Occupancy Sensor (doc) Control Six Brochure Dual Technology Line Voltage Ceiling Sensor 57-039-9 - CI,DT,UT-300 Sensor Mounting Details UT-300 Ultrasonic Occupancy Sensor (doc) 57-303 - CI, DT, UT-305 Standard Schematic