The beam operates primarily on the principle of light obscuration using infrared. The OSI-RI detector is usually a put together transmitter/receiver that could be specifically linked to an smart detector circuit in LiteSpeed® or CLIP method. Electricity and connectivity manifest within the imager only along with the OSID-R only demands https://www.firesense.co.uk/type/addressable-fire-system/addressable-beam-detectors/