Motion Sensor Calculator
Motion Sensor
Determine how many motion sensors are needed for an area.
Formula
Sensors = ceil(Room Area / Sensor Coverage) x Rooms
Frequently Asked Questions
Where should I place motion sensors?
Place sensors in hallways, stairways, and main living areas at 6 to 8 feet high.
Do motion sensors work with pets?
Pet-immune sensors ignore animals under 40 to 80 pounds depending on the model.