What is the primary role of a fire alarm system?

The primary role of a fire alarm system is to alert occupants. This function is critical because the main purpose of a fire alarm system is to ensure that all individuals within a building are promptly notified in the event of a fire or smoke detection. Early evacuation can significantly reduce the risk of injury or loss of life by allowing occupants to exit the premises quickly and safely.

While detecting fires early is indeed a fundamental aspect of fire safety systems, the main function of the fire alarm system itself is not just that detection, but the communication of that detection to those inside the building. Additionally, activating sprinklers and controlling ventilation are functions associated with fire suppression and smoke management systems, and these are typically not part of the primary roles of the fire alarm system. The fire alarm's critical alert function acts as the first line of defense for occupant safety during emergencies.