{"product_id":"vesda-vlf-500-00-ul","title":"Vesda VLF-500-00-UL LaserFocus Aspirating Smoke Detector","description":"\u003cp\u003eVesda VLF-500-00-UL LaserFOCUS aspirating smoke detector, single-zone, UL listed, with 500 m² (5,400 ft²) coverage area.\u003c\/p\u003e\n\u003ch3\u003eCompliance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUL 268A listed (aspirating smoke detection)\u003c\/li\u003e\n\u003cli\u003eULC-S529 listed\u003c\/li\u003e\n\u003cli\u003eFM Approved\u003c\/li\u003e\n\u003cli\u003eNFPA 72 compliant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLaser-based detection chamber delivers very early warning sensitivity from 0.05 to 4.0 %obs\/m\u003c\/li\u003e\n\u003cli\u003eCoverage up to 500 m² (5,400 ft²) per single-zone detector\u003c\/li\u003e\n\u003cli\u003eBuilt-in aspirator with absolute airflow monitoring across the sampling pipe network\u003c\/li\u003e\n\u003cli\u003eFour programmable alarm thresholds: Alert, Action, Fire 1, Fire 2\u003c\/li\u003e\n\u003cli\u003eConfigurable via VSC (VESDA System Configurator) software for sensitivity, day\/night thresholds, and time delays\u003c\/li\u003e\n\u003cli\u003eOnboard relay outputs for alarm and fault, integrates with conventional and addressable fire alarm panels\u003c\/li\u003e\n\u003cli\u003eRemovable filter cartridge and tool-less serviceable design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eVESDA LaserFOCUS by Honeywell (formerly Xtralis) is the compact entry point of the VESDA aspirating smoke detection family, engineered for small-to-medium protected areas. The VLF-500 is specified in server rooms, telecommunications rooms, switch rooms, retail back-of-house, clean rooms, and heritage spaces where very early smoke detection is required but the protected area does not justify a higher-capacity VEP or VEU detector.\u003c\/p\u003e\n\u003cp\u003eVerify panel\/device family compatibility before ordering.\u003c\/p\u003e","brand":"Vesda","offers":[{"title":"Default Title","offer_id":52004346462501,"sku":"VLF-500-00-UL","price":2430.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/7648\/4645\/files\/vesda-by-xtralis-aspirating-smoke-detectors-default-title-vesda-vlf-500-00-ul-detector-35315015123168.jpg?v=1771296413","url":"https:\/\/fastalarmdistribution.com\/products\/vesda-vlf-500-00-ul","provider":"Fast Alarm Distribution","version":"1.0","type":"link"}