The FST-951R smart addressable detector from Honeywell NOTIFIER functions position ID ability that permits Every single detector address for being set with rotary deal with switches to provide actual detector locations. The FSP-951 photoelectric detector’s distinctive optical sensing chamber is engineered to feeling smoke made by a variety of combustion https://www.firesense.co.uk/type/addressable-fire-system/addressable-beam-detectors/