The FST-951R smart addressable detector from Honeywell NOTIFIER characteristics position ID ability that permits Each and every detector tackle to get established with rotary tackle switches to supply actual detector areas. The 302-ET-194 Thermotech charge-anticipation heat detector from Honeywell NOTIFIER operates within a managed variety of two to three degrees https://www.firesense.co.uk/type/addressable-fire-system/addressable-beam-detectors/