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EDWARDV Catalog Intelligent Initiating cgi".1T3WARDS LIFE SAFETY cl' INCIDENT MANAGEMENT ;: i I ntel I ent Duct m k S . e DetectorSIGA-SD t } � y i2 ® _ O M EA 32 022357. S853 Overview Standard Features The EDWARDS SuperDuct Signature Series smoke detector is the • Less than 2" deep for easy installation and applications where most advanced and most reliable device in its class. Designed for space is tight easy installation and superb reliability,SuperDuct represents the • -20°F to 158°F(-29°C to 70°C) operating range with 100 ft/ perfect balance of practical design and advanced technology. min.to 4,000 ft/min air velocity rating assures reliability under SuperDuct detectors feature a unique design that speeds instal- harsh environmental conditions lation and simplifies maintenance. Removable dust fitters, confor- • Status LEDs remain visible through clear assembly cover mally coated circuit boards,and optional water-resistant gaskets keep contaminants away from components, ensuring years of • Cover monitor switch for added security trouble-free service.When cleaning is required,the assemblies • Standard sampling tube spacing for easy drop-in migration come apart easily and snap back together in seconds. from other detectors A Signature Series photoelectric sensor is incorporated into • Sampling tube can be installed with or without the cover in the design of each SIGA-SD duct smoke detector.This sensor place and can be rotated in 45-degree increments to ensure inherits the power and benefits of this exceptional line of intelligent proper alignment with duct airflow devices. • 15.2 to 19.95 Vdc operation Signature Series sensors gather analog information from their • smoke sensing elements and convert it into digital signals.The Magnet activated test switch sensor measures and analyses these signals and compares the • One Form C auxiliary alarm relay for controlling ancillary equip- information to historical readings and time patterns to make an ment(e.g., HVAC controls) alarm decision. Digital fitters remove signal patterns that are not • No special tools required for easy access to field connections typical of fires,which virtually eliminates unwanted alarms. • Signature Series intelligence WARNING: Duct detectors have specific limitations. Duct detectors are not a • Environmental compensation with differential sensing for reli- substitute for an open area smoke detector.Duct detectors are not a substitute able, stable, and drift-free sensitivity for early warning detection or a replacement for a building's regular fire detection system.Smoke detectors are not designed to detect toxic gases which can build • Wide 0.79%to 2.46%obscuration/ft.smoke sensitivity up to hazardous levels in some fires.These devices will not operate without electri- cal power.As fires frequently cause power interruptions,EDWARDS suggests you • Identification of dirty or defective detectors discuss further safeguards with your local fire protection specialist Page 1 of 4 D f:T r't S H E i E85001-0584 Not to be c so l " Issue 1.1