PIR Motion Sensor
PIR Motion Sensor (Rev B) (#555-28027)
The PIR Sensor detects motion up to 4,5 or 9 meters (selectable) away by using a Fresnel lens and infrared-sensitive element to detect changing patterns of passive infrared emitted by objects in its vicinity. Inexpensive and easy to use, it's ideal for alarm systems, motion-activated lighting, holiday props, and robotics applications.

More information is available on the website of manufacturer Parallax. Examples for Arduino, BS2 and Propeller are on KickStart

€ 8,79 (€ 10,46 incl.VAT)

X-Band Motion Detector (#32213)
The X-Band Motion Detector's sensor is a common ingredient in security systems and automatic door openers, and can detect movements in a room, yard, or even on the other side of a wall. Sensitivity is manually adjustable with a potentiometer, offering direct line of sight detection from roughly 2,5 m to slightly over 9 m.

More information is available on the website of manufacturer Parallax.

€ 23,96 (€ 28,51 incl.VAT)

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