What does it mean when my Motion Sensor is activated? Follow This means the sensor has detected motion in its field of view within the last hour. After 1 hour of no activity being detected by the motion sensor, it will then revert back to it's Idle status on the website and Frontpoint App. Facebook Twitter LinkedIn Comments 0 comments Article is closed for comments. Articles in this section Can I put my Motion Sensor in a non-temperature-controlled environment? What type of batteries do the Motion Sensor take? What does it mean when my Motion Sensor is activated? How do I know my Motion Sensor is working? What do I do if the Motion Sensor falls and breaks open? What does it mean if my Motion Sensor is showing tamper? What do I do if the Motion Sensor is not triggering when it should? What do I do if the Motion Sensor causes a false alarm?