Features of PIR Motion Detection Sensor HC-SR501:
- Compact size (28 x 28 mm).
- Supply current : DC 5V – 20V (can design DC 3 V – 24 V).
- Current drain : < 50 uA (Other choice : DC 0.8V – 4.5V; Current drain: 1.5 mA – 0.1 mA).
- Voltage Output : High / Low level signal : 3.3 V High level signal (Other choice : Open – Collector Output).
- TTL output can be directly connected to micro controller or logic device.
- High sensitivity.
- Delay time:5 s – 18 minute.
- Blockade time:0.5 s – 50 s (acquiescently 0 seconds) Operation Temperature : – 15℃ ~ 70℃.
- Infrared sensor : dual element , low noise, high sensitivity.
- Light sensor : CdS photocell .
- Range : In Between 10meters at an angle of ±15 degrees.
Applications of PIR Motion Detection Sensor HC-SR501:
- Range Finder.
- Distance Sensor.
- DIY projects for various Robot designs.
Before connecting, be sure that you did all the required research: