17.6.2.2.2.3 Spot-type heat detectors shall also be marked with their Response Time Index. RTI was added back to the requirements for heat detectors in the 2010 edition.

Detectors will trigger an alarm system once one of these characteristics is identified. There are several different types of detector available, designed to trigger a fire alarm system. Smoke ...

There are two main types – ionization and photoelectric – they each detect smoke and fire differently. 3News investigator Rachel Polansky teamed up with Parma Fire Department to find out.

Without some form of a ceiling, traditional spot-type detectors cannot be used. Even some structures like airplane hangers and open parking garages are not well suited for spot-type smoke and heat ...

Rule is for smokes, not heat, for now Note that rule 17.7.3.1.4 is only found in the smoke detector section and not in the heat detector section of NFPA 72. The principle is the same and perhaps ...

Current detectors can only see about 25% of infrared radiation. The nanoantenna could also be part of new detectors not possible with existing technology.