Commercial ultrasonic wall occupancy sensor switch Start Price USD 90.00 Current Price USD 90.00 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Saturday, November 15, 2008 End Time Monday, December 15, 2008 Location RI See more about 'Commercial ultrasonic wall occupancy sensor switch' Description - Normal 0 MicrosoftInternetExplorer4 The ultrasonic sensor, using an enhanced omni-directional doppler principle, works by bouncing ultrasonic waves off objects in a space which then measures the time it takes for the waves to return.  Movement by a person in the space causes the sound waves to bounce back in a different frequency, resulting in a doppler shift and occupancy detection-Ultrasonic technology with 40KHz frequency-Ultrasonic diffusers give more comprehensive coverage-On/Off pushbutton-Time delay off setting is adjustable from 30 seconds to 30 minutes-Ambient light setting automatically adjusts itself and controls when lights turn on/off-"Walk through" sensing increases energy savings by shutting off lights shortly after momentary occupancy-Self-adaptive feature automatically adjusts time delay based on present occupancy-Alert Function: sensors sound to let the occupant know time delay will expire after 1 minute-Conforms to California Title 24 Energy Code-Wallplate is included-Rated for 180 degrees detection and 400 square feet-Rated for 800w, 120V incandescent-Rated for 800VA, 120v fluorescent-Rated for 1/2 HP, 120V motor-Single pole, single relayColors Available: whiteWARRANTY:  All of our products are warrantied for 1 year from date of purchase against factory defect and not misuse by buyer.  If any product is found to be defective, a replacement will be made. RETURNS:  All returns must be made within 7 days from the date of delivery or they will not be accepted.  Shipping and return shipping are non-refundable.  All returns are subject to a 20% restocking fee. FEEDBACK:  All feedback is left after it has been received. BACK ORDERS:  All of our items are not guaranteed to be in stock.  You may e-mail us ahead of time before you purchase to get a products availability.  We try our best to keep every item we sell in stock.  You will be notified of any backorder item within 2 days of the purchase. Place a Bid!