{"product_id":"wattstopper-wt-2255-ultrasonic-occupancy-sensor","title":"WattStopper WT-2255 Ultrasonic Occupancy Sensor","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a17ed1b-5e24-83ec-85eb-0fdeb5aa41eb-7\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a17ed1b-5e24-83ec-85eb-0fdeb5aa41eb-7\" data-turn-id-container=\"request-6a17ed1b-5e24-83ec-85eb-0fdeb5aa41eb-7\" data-testid=\"conversation-turn-474\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"eea13989-286e-4775-9532-ded94f94b947\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"693\"\u003eThe WattStopper WT-2255 Ultrasonic Occupancy \u003ca href=\"https:\/\/plgautomation.com\/collections\/sensors-measurement\"\u003eSensor\u003c\/a\u003e is a ceiling-mounted occupancy sensor designed to automatically control lighting, HVAC equipment, and other building systems based on occupancy detection. Operating on 24 VAC\/VDC and utilizing 32 kHz ultrasonic sensing technology, the WT-2255 provides 360-degree, two-sided coverage with a sensing range of up to 90 linear feet. The sensor incorporates advanced signal processing circuitry to improve detection accuracy and reduce false activations, while its isolated relay output allows integration with lighting controls, energy management systems, and building automation equipment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"695\" data-end=\"712\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"713\" data-end=\"1287\"\u003eThe WattStopper WT-2255 Ultrasonic Occupancy Sensor is commonly used in open office areas, warehouses, hallways, conference rooms, educational facilities, healthcare buildings, commercial offices, industrial facilities, and energy management systems where automatic lighting control, occupancy-based switching, HVAC integration, and energy conservation are required. Its wide-area ultrasonic coverage makes it particularly suitable for spaces where occupants may remain relatively stationary or where line-of-sight detection is limited. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1289\" data-end=\"1318\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1319\" data-end=\"2166\"\u003e• Manufacturer: WattStopper \/ Legrand\u003cbr data-start=\"1356\" data-end=\"1359\"\u003e• Model: WT-2255\u003cbr data-start=\"1375\" data-end=\"1378\"\u003e• Product Type: Ultrasonic Ceiling Occupancy Sensor\u003cbr data-start=\"1429\" data-end=\"1432\"\u003e• Sensor Technology: Ultrasonic\u003cbr data-start=\"1463\" data-end=\"1466\"\u003e• Ultrasonic Frequency: 32 kHz\u003cbr data-start=\"1496\" data-end=\"1499\"\u003e• Voltage Rating: 24 VAC\/VDC\u003cbr data-start=\"1527\" data-end=\"1530\"\u003e• Current Consumption: 30 mA Maximum\u003cbr data-start=\"1566\" data-end=\"1569\"\u003e• Coverage Area: Up to 90 Linear Feet\u003cbr data-start=\"1606\" data-end=\"1609\"\u003e• Coverage Pattern: 360° Two-Sided Coverage\u003cbr data-start=\"1652\" data-end=\"1655\"\u003e• Control Output: Automatic ON\/OFF\u003cbr data-start=\"1689\" data-end=\"1692\"\u003e• Relay Type: Isolated Relay\u003cbr data-start=\"1720\" data-end=\"1723\"\u003e• Relay Rating: 1A @ 24 VAC\/VDC\u003cbr data-start=\"1754\" data-end=\"1757\"\u003e• Time Delay: Adjustable, 15 Seconds to 30 Minutes\u003cbr data-start=\"1807\" data-end=\"1810\"\u003e• Sensitivity: Adjustable DIP \u003ca href=\"https:\/\/plgautomation.com\/collections\/switches-circuit-protection\"\u003eSwitch\u003c\/a\u003e Settings\u003cbr data-start=\"1855\" data-end=\"1858\"\u003e• Mounting Type: Ceiling Mount\u003cbr data-start=\"1888\" data-end=\"1891\"\u003e• Connection Type: Flying Leads\u003cbr data-start=\"1922\" data-end=\"1925\"\u003e• Indicator: LED Occupancy Indicator\u003cbr data-start=\"1961\" data-end=\"1964\"\u003e• Operating Temperature: Up to 35°C (95°F)\u003cbr data-start=\"2006\" data-end=\"2009\"\u003e• Application Type: Lighting, HVAC, and Building Automation Control\u003cbr data-start=\"2076\" data-end=\"2079\"\u003e• Equipment Category: Ultrasonic Occupancy Sensor \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2168\" data-end=\"2192\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2193\" data-end=\"2337\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• WattStopper WT-2205 Ultrasonic Occupancy Sensor\u003cbr data-start=\"2242\" data-end=\"2245\"\u003e• Leviton OSC20 Ultrasonic Ceiling Sensor\u003cbr data-start=\"2286\" data-end=\"2289\"\u003e• Hubbell ATU Series Ultrasonic Occupancy Sensor\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"WATTSTOPPER","offers":[{"title":"New","offer_id":51731257229614,"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_b9738953-5f1b-47dd-a231-67921e0e3fee.jpg?v=1770595830","url":"https:\/\/plgautomation.com\/products\/wattstopper-wt-2255-ultrasonic-occupancy-sensor","provider":"PLG Automation ","version":"1.0","type":"link"}