48SAI020 Sounder With 32 Tones EN54.3Conventional fire alarm sounder with 32 different alarm tone types selectable via DIP switches on the PCB. The sounder has two inputs for connection to a conventional fire alarm panel: "Alarm" and "Evacuation". The tone sounds of the inputs are different for easy recognition from the users on the protected site. The Evacuation event is with the highest priority. The sounder is easy for installation and consists of three parts: mounting plane basis, sounder body and a plastic red cover. The conventional sounder is certified according to standard EN54, part 3.