How should interconnected fire alarm devices be structured to prevent faults?

Interconnected fire alarm devices should be structured to prevent faults by being monitored for integrity. This monitoring ensures that the entire fire alarm system remains operational and that any potential issues, such as circuit breaks or malfunctions in one part of the system, are quickly identified and addressed. By continuously checking the integrity of connections and functionality, you help ensure that all components are communicating effectively and can respond promptly in the event of a fire.

This approach minimizes the risk of a single point of failure affecting the entire system, thereby enhancing the reliability and safety of the fire alarm network. Proper integrity monitoring also allows for compliance with codes and standards that require regular testing and verification of alarm systems to ensure they function properly when needed.

Regular servicing and maintenance, while crucial, primarily focuses on the physical upkeep of devices rather than continuous monitoring for faults. Utilizing a daisy chain format can lead to vulnerabilities in the system due to the reliance on a single path of connectivity, which makes the entire system susceptible to failure if one device goes offline. Connecting devices to high voltage is inappropriate for standard fire alarm systems, as they typically operate on low-voltage circuits to ensure safety and reduce the risk of electrical hazards.