Gamewell FCI ASD-PL3-IV Photoelectric Smoke Detector (Ivory)The Gamewell FCI ASD PL3 IV is a Velociti Series 3 intelligent addressable photoelectric smoke detector (ivory service model). It uses a re designed optical sensing chamber engineered to sense smoke produced by a wide range of combustion sources, and supports point ID addressing using rotary address switches for exact device location identification. The IV service model operates on Velociti and CLIP protocol for backwards compatibility. It replaces