Each and every wiring has a unique tackle or amount to identify Just about every addressable smoke detector and linked machine speedily. 6. Exactly what is a Zone in a hearth alarm method? The PAD200-DUCTR is built and constructed to satisfy all regional prerequisites, as well as the NFPA polices https://www.firesense.co.uk/type/addressable-fire-system/addressable-beam-detectors/