The FST-951R smart addressable detector from Honeywell NOTIFIER functions point ID capacity that permits each detector tackle for being established with rotary handle switches to supply exact detector spots. The 302-ET-194 Thermotech amount-anticipation heat detector from Honeywell NOTIFIER operates inside of a controlled range of two to a few degrees https://www.firesense.co.uk/type/addressable-fire-system/addressable-beam-detectors/