{"title":"HOBO UX90 Event State Data Loggers","description":"\u003cp\u003eHOBO UX90 event and state data loggers for recording room occupancy, lighting use and motor on\/off times. They're ideal for energy audits and building studies, with light pipes and other accessories available.\u003c\/p\u003e","products":[{"product_id":"hobo-ux90-001-state-pulse-event-runtime-data-logger-128k","title":"HOBO UX90-001 State\/Pulse\/Event\/Runtime Data Logger (128K)","description":"\u003cp\u003eThe HOBO State\/Pulse\/Event\/Runtime data logger records state changes,electronic pulses and mechanical or electrical contact closures from external sensing devices. This data logger is ideal for monitoring energy consumption, mechanical equipment operation, and water and gas flow. The HOBO UX90-001 State Data Logger is available in a standard 128 KB memory model (UX90-001) capable of 84,650 measurements and an \u003ca href=\"\/products\/hobo-ux90-001m-state-pulse-event-runtime-data-logger-512k\"\u003eexpanded 512KB memory version (UX90-001M)\u003c\/a\u003e capable of over 346,795 measurements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOne data logger with 4 recording modes\u003c\/li\u003e\n\u003cli\u003eInternal reed switch can be used to determine when a door or window is open or closed\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of external sensors\u003c\/li\u003e\n\u003cli\u003eShips with 2.5 mm input cable (CABLE-2.5-STEREO)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"max-width:560px;margin:1.5em 0;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9sMdkJExl2U\" title=\"Product video\" style=\"display:block;width:100%;height:auto;aspect-ratio:16\/9;border:0;\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; fullscreen\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003cp\u003eNOTE: HOBO loggers require a USB cable and \u003ca href=\"\/collections\/hobo-software\"\u003eHOBOware software\u003c\/a\u003e (free download).\u003c\/p\u003e","brand":"HOBO","offers":[{"title":"Default Title","offer_id":54234513899867,"sku":"UX90-001","price":191.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/0302\/7291\/files\/hobo-ux90-state-logger_ux90-001.jpg?v=1790926665"},{"product_id":"ux90-light-on-off-datal-logger-ux90-002","title":"HOBO UX90-002 Light on\/off Data Logger (128K)","description":"\u003cp\u003eThe HOBO Light On\/Off data logger monitors indoor light changes with an internal sensor and records light on and off conditions, making it ideal for building energy audits and light usage analysis. The HOBO UX90-002 Light On\/Off Data Logger is available in a standard 128 KB memory model (UX90-002) capable of 84,650 measurements and an \u003ca href=\"\/products\/hobo-ux90-light-on-off-data-logger-ux90-002m\"\u003eexpanded 512KB memory version (UX90-002M)\u003c\/a\u003e capable of over 346,795 measurements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAuto-calibration of ON and OFF thresholds ensures reliable readings\u003c\/li\u003e\n\u003cli\u003eUser adjustable sensitivity control for low\/high light level conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/hobo-light-pipe-ux90-light-pipe-1\"\u003eOptional light pipe\u003c\/a\u003e eliminates effects of ambient sunlight or other\u003cbr\u003e lighting sources\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"max-width:560px;margin:1.5em 0;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/au55Q9V20m4\" title=\"Product video\" style=\"display:block;width:100%;height:auto;aspect-ratio:16\/9;border:0;\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; fullscreen\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003eNOTE: HOBO loggers require a USB cable and \u003ca href=\"\/collections\/hobo-software\"\u003eHOBOware software\u003c\/a\u003e (free download).\u003c\/p\u003e","brand":"HOBO","offers":[{"title":"Default Title","offer_id":54234514358619,"sku":"UX90-002","price":191.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/0302\/7291\/files\/hobo-ux90-light-on-off-data-logger_ux90-002.jpg?v=1790926679"},{"product_id":"hobo-ux90-light-on-off-data-logger-ux90-002m","title":"HOBO UX90-002M Light on\/off Data Logger (512K)","description":"\u003cp\u003eThe HOBO Light On\/Off data logger monitors indoor light changes with an internal sensor and records light on and off conditions, making it ideal for building energy audits and light usage analysis. The HOBO UX90-002 Light On\/Off Data Logger is available in a \u003ca href=\"\/products\/ux90-light-on-off-datal-logger-ux90-002\"\u003estandard 128 KB memory model (UX90-002)\u003c\/a\u003e capable of 84,650 measurements and an expanded 512KB memory version (UX90-002M) capable of over 346,795 measurements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAuto-calibration of ON and OFF thresholds ensures reliable readings\u003c\/li\u003e\n\u003cli\u003eUser adjustable sensitivity control for low\/high light level conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/hobo-light-pipe-ux90-light-pipe-1\"\u003eOptional light pipe\u003c\/a\u003e eliminates effects of ambient sunlight or other\u003cbr\u003e lighting sources\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"max-width:560px;margin:1.5em 0;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/au55Q9V20m4\" title=\"Product video\" style=\"display:block;width:100%;height:auto;aspect-ratio:16\/9;border:0;\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; fullscreen\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003eNOTE: HOBO loggers require a USB cable and \u003ca href=\"\/collections\/hobo-software\"\u003eHOBOware software\u003c\/a\u003e (free download).\u003c\/p\u003e","brand":"HOBO","offers":[{"title":"Default Title","offer_id":54234514522459,"sku":"UX90-002M","price":213.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/0302\/7291\/files\/hobo-ux90-light-on-off-data-logger_ux90-002m.jpg?v=1790926685"},{"product_id":"hobo-ux90-004-motor-on-off-data-logger-128k","title":"HOBO UX90-004 Motor on\/off Data Logger (128K)","description":"\u003cp\u003eThe HOBO Motor On\/Off data logger records motor on and off conditions within an AC magnetic field with its internal sensor, or mechanical contact closures from external sensing devices. This logger is ideal for tracking the usage \u0026amp; runtimes of motors, pumps, compressors, and other equipment. The HOBO UX90-004 Motor On\/Off Logger is available in a standard 128 KB memory model (UX90-004) capable of 84,650 measurements and an \u003ca href=\"\/products\/hobo-ux90-004m-motor-on-off-data-logger-512k\"\u003eexpanded 512KB memory version (UX90-004M)\u003c\/a\u003e capable of over 346,795 measurements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDual internal motor sensors gives better sensitivity for well shielded motors\u003c\/li\u003e\n\u003cli\u003eExternal input for measuring mechanical contact closures when signal strength is low\u003c\/li\u003e\n\u003cli\u003eAuto-calibration of ON and OFF thresholds ensures reliable readings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"max-width:560px;margin:1.5em 0;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/wKxrSiAMFA8\" title=\"Product video\" style=\"display:block;width:100%;height:auto;aspect-ratio:16\/9;border:0;\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; fullscreen\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003eNOTE: HOBO loggers require a USB cable and \u003ca href=\"\/collections\/hobo-software\"\u003eHOBOware software\u003c\/a\u003e (free download).\u003c\/p\u003e","brand":"HOBO","offers":[{"title":"Default Title","offer_id":54234514653531,"sku":"UX90-004","price":191.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/0302\/7291\/files\/hobo-ux90-motor-on-off-logger_ux90-004.jpg?v=1790926695"},{"product_id":"hobo-ux90-occupancy-data-logger-ux90-005m","title":"HOBO UX90-005M Occupancy \/ Light Data Logger (512K - 5 Meter)","description":"\u003cdiv class=\"tc-discontinued-note\" style=\"border:1px solid #e3c4a8;background:#fdf6ef;padding:12px 16px;margin:0 0 16px;border-radius:4px\"\u003e\n\u003cp\u003e\u003cstrong\u003eDiscontinued – limited stock.\u003c\/strong\u003e Onset has discontinued this product. We have limited stock remaining and cannot reorder once it has sold.\u003c\/p\u003e\n\u003cp\u003ePlease see our \u003ca href=\"\/collections\/hobo-ux90-event-state-data-loggers\"\u003eHOBO UX90 Event State Data Loggers\u003c\/a\u003e range for current alternatives, or \u003ca href=\"\/pages\/contact-us\"\u003econtact us\u003c\/a\u003e for advice.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003eThe HOBO Occupancy \u0026amp; Light data logger monitors room occupancy and indoor light changes to identify occupancy patterns and determine energy usage and potential savings. The HOBO UX90-005 Room Occupancy\/Light Logger is available in a \u003ca href=\"\/products\/hobo-ux90-005-occupancy-5-meter-light-128k\"\u003estandard 128 KB memory model (UX90-005)\u003c\/a\u003e capable of 84,650 measurements and an expanded 512KB memory version (UX90-005M) capable of over 346,795 measurements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMeasures room occupancy up to 5 meters away\u003c\/li\u003e\n\u003cli\u003eAuto-calibration of ON and OFF thresholds ensures reliable readings\u003c\/li\u003e\n\u003cli\u003eLCD screen displays signal strength, enabling proper logger placement\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/hobo-light-pipe-ux90-light-pipe-1\"\u003eOptional light pipe\u003c\/a\u003e eliminates effects of ambient sunlight or other\u003cbr\u003e lighting sources\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"max-width:560px;margin:1.5em 0;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/hfjpbOEUKh0\" title=\"Product video\" style=\"display:block;width:100%;height:auto;aspect-ratio:16\/9;border:0;\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; fullscreen\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003eNOTE: HOBO loggers require a USB cable and \u003ca href=\"\/collections\/hobo-software\"\u003eHOBOware software.\u003c\/a\u003e\u003c\/p\u003e","brand":"HOBO","offers":[{"title":"Default Title","offer_id":54234516226395,"sku":"UX90-005M","price":390.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/0302\/7291\/files\/hobo-ux90-occupancy-light-logger_ux90-005m.jpg?v=1790926724"},{"product_id":"hobo-ux90-006-occupancy-meter-light-data-logger-128k-12-meter","title":"HOBO UX90-006 Occupancy Meter\/Light Data Logger (128K - 12 Meter)","description":"\u003cp\u003eThe HOBO Occupancy \u0026amp; Light data logger monitors room occupancy and indoor light changes to identify occupancy patterns and determine energy usage and potential savings. The HOBO UX90-006 Room Occupancy\/Light Logger is available in a standard 128 KB memory model (UX90-006) capable of 84,650 measurements and an \u003ca href=\"\/products\/hobo-ux90-006m-occupancy-light-512k-12-meter\"\u003eexpanded 512KB memory version (UX90-006M)\u003c\/a\u003e capable of over 346,795 measurements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMeasures room occupancy up to 12 meters away\u003c\/li\u003e\n\u003cli\u003eAuto-calibration of ON and OFF thresholds ensures reliable readings\u003c\/li\u003e\n\u003cli\u003eLCD screen displays signal strength, enabling proper logger placement\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/hobo-light-pipe-ux90-light-pipe-1\"\u003eOptional light pipe\u003c\/a\u003e eliminates effects of ambient sunlight or other\u003cbr\u003e lighting sources\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"max-width:560px;margin:1.5em 0;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/hfjpbOEUKh0\" title=\"Product video\" style=\"display:block;width:100%;height:auto;aspect-ratio:16\/9;border:0;\" allow=\"accelerometer; clipboard-write; encrypted-media; gyroscope; picture-in-picture; fullscreen\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp\u003eNOTE: HOBO loggers require a USB cable and \u003ca href=\"\/collections\/hobo-software\"\u003eHOBOware software\u003c\/a\u003e (free download).\u003c\/p\u003e","brand":"HOBO","offers":[{"title":"Default Title","offer_id":54234517045595,"sku":"UX90-006","price":325.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/0302\/7291\/files\/hobo-ux90-occupancy-light-logger_ux90-006.jpg?v=1790926734"},{"product_id":"hobo-light-pipe-ux90-light-pipe-1","title":"HOBO Light Pipe - UX90-LIGHT-PIPE-1","description":"\u003cp\u003eThe Light Pipe is a 1-foot fiber optic attachment for HOBO UX90 Occupancy \u0026amp; Light data loggers which helps eliminate the effects of ambient sunlight when monitoring room light usage.\u003c\/p\u003e\n\u003cp\u003ePart No:\u003c\/p\u003e\n\u003cp\u003eUX90-LIGHT-PIPE-1\u003c\/p\u003e\n\u003cp\u003eA 1-foot attachment for HOBO UX90 Occupancy \u0026amp; Light data loggers to help eliminate the effects of ambient sunlight when monitoring room light usage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRequirements:\u003c\/strong\u003e Use of the HOBO Light Pipe with HOBO UX90 Light On\/Off \u0026amp; Occupancy data loggers is highly recommended to filter out ambient light and ensure the most accurate readings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/ux90-light-on-off-datal-logger-ux90-002\"\u003eHOBO UX90-002 Light on\/off Data Logger (128K)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/hobo-ux90-006-occupancy-meter-light-data-logger-128k-12-meter\"\u003eHOBO UX90-006 Occupancy Meter\/Light Data Logger (128K - 12 Meter)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HOBO","offers":[{"title":"Default Title","offer_id":54234549092699,"sku":"UX90-LIGHT-PIPE-1","price":51.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/0302\/7291\/files\/hobo-light-pipe_ux90-light-pipe-1.jpg?v=1790927590"}],"url":"https:\/\/www.tempcon.co.uk\/collections\/hobo-ux90-event-state-data-loggers.oembed","provider":"Tempcon Instrumentation","version":"1.0","type":"link"}