{"product_id":"wattstopper-wt-1100-ultrasonic-ceiling-occupancy-sensor","title":"WattStopper WT-1100 Ultrasonic Ceiling Occupancy Sensor","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"698\"\u003eThe WattStopper WT-1100 Ultrasonic Ceiling Occupancy \u003ca href=\"https:\/\/plgautomation.com\/collections\/sensors-measurement\"\u003eSensor\u003c\/a\u003e is a ceiling-mounted occupancy sensor designed to automatically control lighting and building systems based on occupant movement. Operating on 24 VDC and utilizing 32 kHz ultrasonic sensing technology, the WT-1100 provides reliable 360-degree coverage for areas up to 1,100 square feet. The sensor features an isolated relay output that can interface with lighting controls, HVAC equipment, energy management systems, or auxiliary loads. Advanced Signal Processing (ASP) technology helps reduce false activations caused by air movement while maintaining accurate occupancy detection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"700\" data-end=\"717\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"718\" data-end=\"1216\"\u003eThe WattStopper WT-1100 Ultrasonic Ceiling Occupancy Sensor is commonly used in offices, conference rooms, classrooms, restrooms, storage areas, open office environments, warehouses, hallways, educational facilities, healthcare buildings, and commercial energy management systems where automatic lighting control, occupancy-based switching, HVAC integration, and energy conservation are required to improve operational efficiency and reduce energy consumption. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1218\" data-end=\"1247\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1248\" data-end=\"2017\"\u003e• Manufacturer: WattStopper \/ Legrand\u003cbr data-start=\"1285\" data-end=\"1288\"\u003e• Model: WT-1100\u003cbr data-start=\"1304\" data-end=\"1307\"\u003e• Product Type: Ultrasonic Ceiling Occupancy Sensor\u003cbr data-start=\"1358\" data-end=\"1361\"\u003e• Sensor Technology: Ultrasonic\u003cbr data-start=\"1392\" data-end=\"1395\"\u003e• Ultrasonic Frequency: 32 kHz\u003cbr data-start=\"1425\" data-end=\"1428\"\u003e• Voltage Rating: 24 VDC\u003cbr data-start=\"1452\" data-end=\"1455\" data-is-only-node=\"\"\u003e• Current Consumption: 40 mA Maximum\u003cbr data-start=\"1491\" data-end=\"1494\"\u003e• Coverage Area: 1,100 sq. ft.\u003cbr data-start=\"1524\" data-end=\"1527\"\u003e• Coverage Pattern: 360° Two-Sided\u003cbr data-start=\"1561\" data-end=\"1564\"\u003e• Control Output: Automatic ON\/OFF\u003cbr data-start=\"1598\" data-end=\"1601\"\u003e• Relay Type: Isolated Relay\u003cbr data-start=\"1629\" data-end=\"1632\"\u003e• Relay Rating: 1A @ 24 VDC Resistive Load\u003cbr data-start=\"1674\" data-end=\"1677\"\u003e• Time Delay: Adjustable, 15 Seconds to 30 Minutes\u003cbr data-start=\"1727\" data-end=\"1730\"\u003e• Sensitivity: Adjustable\u003cbr data-start=\"1755\" data-end=\"1758\"\u003e• Mounting Type: Ceiling Mount\u003cbr data-start=\"1788\" data-end=\"1791\"\u003e• Indicator: LED Occupancy Indicator\u003cbr data-start=\"1827\" data-end=\"1830\"\u003e• Operating Temperature: Up to 35°C (95°F)\u003cbr data-start=\"1872\" data-end=\"1875\"\u003e• Applications: Lighting Control, HVAC Control, EMS Integration\u003cbr data-start=\"1938\" data-end=\"1941\"\u003e• Equipment Category: Occupancy Sensor \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2019\" data-end=\"2043\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2044\" data-end=\"2188\"\u003e• WattStopper WT-2200 Ultrasonic Occupancy Sensor\u003cbr data-start=\"2093\" data-end=\"2096\"\u003e• Leviton OSC20 Ultrasonic Ceiling Sensor\u003cbr data-start=\"2137\" data-end=\"2140\"\u003e• Hubbell ATU Series Ultrasonic Occupancy Sensor\u003c\/p\u003e","brand":"WATTSTOPPER","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51731257819438,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_aeefb8a0-843e-4b60-9787-3210e4ec4892.jpg?v=1770595831","url":"https:\/\/plgautomation.com\/products\/wattstopper-wt-1100-ultrasonic-ceiling-occupancy-sensor","provider":"PLG Automation ","version":"1.0","type":"link"}