The 302-ET-194 Thermotech fee-anticipation warmth detector from Honeywell NOTIFIER operates in a controlled array of two to three degrees in their established factors, whatever the speed or price of temperature rise. Our photoelectric detector’s exclusive optical sensing chamber is engineered to feeling smoke produced by a variety of combustion resources. https://www.firesense.co.uk/type/addressable-fire-system/addressable-beam-detectors/