WATTSTOPPER DSW-301-347-B DUAL TECHNOLOGY WALL SWITCH OCCUPANCY SENSOR 347V BLACK

WATTSTOPPER DSW-301-347-B Dual Technology Wall Switch Occupancy Sensor 347V Black The WATTSTOPPER DSW-301-347-B is a dual technology wall switch occupancy sensor designed for use in commercial lighting control applications. Combining passive infrared (PIR) and ultrasonic sensing technologies, it ensures accurate occupancy detection to control lighting loads efficiently. Suitable for retrofit and new installations, this sensor supports multi-way wiring for up to four control locations and complies with 2017 NEC requirements. It is ideal for electrical distributors, lighting solution providers, wire and cable specialists, and switchgear suppliers seeking reliable occupancy sensing devices for small to medium-sized spaces. Specifications Voltage: 347 VAC, 50/60 Hz Load Limits Relay 1: 1500 W ballast, LED, 1/4 HP Time Delay Adjustment: 5 to 30 minutes Walk-Through Mode: Turns lights off after 3 minutes if no activity detected after 30 seconds Test Mode: 10 minutes with 5-second time delay PIR Adjustment: High or Low sensitivity Ultrasonic Adjustment: Minimum to Maximum, Off Ultrasonic Frequency: 40 kHz Light Level Adjustment: 8 fc to 180+ fc Audible Alerts: Selectable audible and visual warnings Optional Neutral Wiring: Available Multi-Way Capability: Supports up to 4 sensors on the same circuit Terminal Screw Torque: 16 lbf-in (18 kgf-cm) Dimensions (L x W x D): 2.73" x 1.75" x 1.81" (69mm x 44mm x 46mm) Coverage Area: PIR major motion up to 35’ x 30’, ultrasonic major motion up to 20’ x 20’ Compliance: UL and cUL listed, BAA/TAA-compliant models available Features Dual technology sensor combining PIR and ultrasonic detection for improved occupancy sensing accuracy Selectable operating modes including Manual ON and Auto ON for flexible control Walk-through mode reduces lighting ON time after brief occupancy Test mode facilitates quick and easy sensor adjustment Selectable audible alerts warn occupants before lights turn off Service mode allows sensor to function as a manual switch in case of sensor failure Vandal resistant lens with color-matched low-profile design Compatible with 2-wire or 3-wire installations, including optional neutral wiring Supports multi-way wiring for control from up to four locations Complies with 2017 NEC requirements and ADA mounting height standards Downloads & Links Spec Sheet Spec Sheet