PIR (Passive Infrared) detectors are most effective when motion occurs across the sensor’s field of view. This maximizes the differential detection of body heat moving against the ambient background.
B and C (Movement toward/away) produce weaker thermal contrasts.
A (Defeat attempts) is a risk but not a mounting consideration.
Chosen Answer:
This is a voting comment (?). You can switch to a simple comment. It is better to Upvote an existing comment if you don't have anything to add.
Submit