AC PIR Motion Sensor, how to set and change the time and sensing coverage area, my sensor setting requirement time 5 seconds, coverage area maximum 1.5 meters.
At the fully anti-clockwise position, the sensor will only operate at night. You can set the sensor to operate at the desired lux level by adjusting the LUX knob. 1. When power is first switched on, the unit enters into the WARM UP period for about 30 seconds, then automatically changes into AUTO MODE.