3 meters to 7 meters (Adjustable via onboard potentiometer)
When a human walks past, they pass the first slot, causing a positive differential change. As they continue walking, they pass the second slot, causing a negative differential change. hw-416-b pir sensor datasheet
3 meters to 7 meters (adjustable via potentiometer) 3 meters to 7 meters (Adjustable via onboard
, offering tight component tolerances for stable performance in varying temperatures. Specification DC 4.5V – 20V Static Current Output Level 3.3V (High) / 0V (Low) Detection Range Adjustable from 3m to 7m Detection Angle < 120° cone angle Delay Time Adjustable (approx. 0.3s to 5 minutes) Operating Temp -20°C to +80°C Pinout & Wiring HC-SR501 PIR MOTION DETECTOR they pass the first slot