User's Manual

5. Function interference items

5.1 Unmanned state, the abnormal output of someone

In the normal state, the radar will accurately judge the human

sitting state and the existence of sleep, and output falls,

breathing, vital signs and other information

A. Radar scanning area is large, the door, next door to the plank wall

movement was detected

Adjustment method: Reduce the radar sensitivity, and the radar provides the

scene setting

B. Under the radar square pair running air conditioning, fan

Adjustment method: adjust the radar position, do not directly face the air

conditioner, the fan

C. Objects shaking caused by the air-conditioning wind

Adjustment method: cotton, non-metal items will not cause

false alarm, metal items need to be fixed

D. The radar is not fixed, and the vibration causes false positives

Avoid support shaking and vibration

E. Pets, birds, and other occasional moving objects

This interference cannot be excluded due to radar

measurements and high sensitivity

F. Power interference, resulting in an occasional misjudgment

Try to maintain the power supply current stable, to reduce the ripple

5.2 Someone status, the abnormal output is unmanned

Radar is sent and received through electromagnetic waves to

determine the existence of the human body.The closer to the

radar, the higher the accuracy.