Which type of signals are the focus of a fire alarm system’s primary concern?

The primary concern of a fire alarm system is to detect and alert occupants and emergency services to the presence of a fire. Fire signals are specifically designed for this purpose; they include alarm notifications that indicate a fire-related emergency such as smoke, heat, or flames. These signals prioritize the safety of life and property by facilitating an immediate response to any fire threat.

In essence, fire signals serve to activate alarms and notifications that prompt evacuation and response protocols, which is critical during a fire incident. Other types of signals, such as supervisory, test, and maintenance signals, are important for the overall functionality and reliability of the fire alarm system, but they do not directly alert or deal with an active fire situation. Supervisory signals monitor the integrity of the system, test signals assess functionality, and maintenance signals indicate issues requiring attention. However, the fundamental role of a fire alarm system is encapsulated by the detection and communication of fire-related events, thereby making fire signals central to its operational purpose.