Fire Sentry SS4 Fire and Flame Detectors UV and UV/IR Electro-Optical Digital Fire and Flame Detectors firealarmresources.
Fire Sentry SS4 Detectors Fire Sentry SS4-A and SS4-AS Features: • Multi-Spectrum™: senses ultraviolet, visible and Wide Band Infrared™ • Built-in test for optical “through the lens” testing • False alarm immunity • Detects hydrocarbon and nonhydrocarbon based fires • Wide field-of-view and solar-blind • Adjustable detector sensitivity • Microprocessor based algorithms: FirePic™, Snapshot™ and Tri-Mode Plot™ • Wide temperature range of operation • Compatible with standard approved fire alarm panels • Explo
Fire Sentry SS4 Detectors The field of view for the Fire Sentry SS4 detectors is the widest in the industry with a 120° cone of vision. This means more hazard area can be covered by each detector. Greater sensitivity also increases the volume covered by each detector, up to four times more than some other detectors.
General Specifications Sensitivity Adjustable between 60 ft., 45 ft., 30 ft, and 15 ft. to a 1 sq. ft. gasoline fire Response Time 2-5 seconds to 1 sq. ft. of gasoline fire at 60 ft. Field-of-View 120 degrees cone of vision (60 degrees from on axis). Spectral Sensitivity Ultraviolet: 185 to 260 nanometers Wide Band Infrared: 0.7 to 3.5 micrometers (SS4-A and SS4-AS only) Visible: 400 to 700 nanometers (SS4-A and SS4-AS only) Input Power 24 VDC nominal (20.