Gamewell ATD-L3-IV Heat Detector The Gamewell ATD-L3-IV Heat Detector with integral communication provide point locations for alarm communication and selective maintenance. Also, its design is a modern bright white color, the Velociti Series 3 is aesthetically pleasing for today’s contemporary buildings. Furthermore, the modern design and expanded color options support a variety of contemporary aesthetic demands. In addition, each detector is construct for exceptional installation and maintenance efficiency. In addition, the sensitivity of Velociti series detectors can be programm using the control panel software to suit the environment. In general, the Gamewell ATD-L3-IV Heat Detector are intelligent addressable detectors with point ID capability that enable each detector address to be set with rotary address switches providing exact device locations. Besides, the heat detector continually monitors the detected temperature and reports it to the fire alarm control panel.