Wattstopper® Ceiling Mount Ultrasonic Line Voltage Sensor 1000 Sq Ft

Wattstopper® Ceiling Mount Ultrasonic Line Voltage Sensor 1000 Sq Ft – Ultrasonic Occupancy Sensor The Wattstopper UT-355 Ultrasonic Line Voltage Ceiling Sensor is designed for automatic lighting control based on occupancy detection. It mounts on the ceiling with a low-profile, flat design providing 360-degree coverage. Suitable for electrical distributors and lighting solutions providers, this sensor operates at line voltage and is ideal for spaces such as restrooms and large offices where efficient lighting control is required. Specifications Voltage: 120, 230 (single phase), 277, or 347 VAC, 50/60 Hz Coverage Area: Up to 1000 square feet Time Delay Options: 5, 10, 15, 20, or 30 minutes, including Walk-through and Test modes Sensitivity Adjustment: Variable with trimpot Ultrasonic Frequency: 40 kHz Mounting: 4” square junction box with double-gang mud ring or 4” octagonal junction box Dimensions: 4.5” diameter x 1.45” depth (114.3 mm x 25.9 mm) Listings: UL and cUL listed Warranty: Five year warranty Manufacturer Part #: UT3552 Country of Origin: China Product Weight: 0.44 lbs Features Advanced control logic with RISC micro-controller for signal processing to eliminate false triggers and provide immunity to RFI and EMI Walk-through mode turns lights off three minutes after initial occupancy for brief visits Zero-crossing relay operation for extended relay life LED indicator for occupancy detection Patented ultrasonic diffusion technology for wider coverage DIP switches simplify sensor time delay and mode adjustments Clip mounting system enables easy installation in ceiling tiles Terminal wiring system for quick and reliable installation Sensor coverage tested to NEMA Guide Publication WD 7-2000 Downloads & Links CA-1 Cosmetic Adapter for Circular Ceiling Mount Sensors Spec Sheet UT-355 Ultrasonic Line Voltage Ceiling Sensor UT-355 Ultrasonic Line Voltage Occupancy Sensor AIA Division 16 Specifications-Occupancy Sensor UT-300 Ultrasonic Occupancy Sensor Dual Technology Line Voltage Ceiling Sensor 57-303 - CI, DT, UT-305 Standard Schematic" 57-039-9 - CI,DT,UT-300 Sensor Mounting Details"