134: Deviant

1521.32 - 1545.653 Deviant Ollam

It has a request to exit sensor or REX sensor. These are sensors are very common in physical access control environments, which will detect egress events, impending egress events, and they do it through motion sensors. Most of these are infrared, simple passive infrared sensors. If they sense a change in temperature, they presume that must be an individual making their egress from the building.