The beam operates totally on the theory of light obscuration utilizing infrared. The OSI-RI detector is a put together transmitter/receiver which might be right connected to an intelligent detector circuit in LiteSpeed® or CLIP manner. Power and connectivity take place during the imager only as well as the OSID-R only https://www.firesense.co.uk/type/addressable-fire-system/addressable-beam-detectors/