L1-01D.12 – Quad Zone Using 4 zones allows tracking of more...
L1-01D.11 – Dual Zone With a dual zone sensor, an intruder must cross the positive and negative fields of two zones before an alarm is...
L1-01D.10 – Single Zone In a single zone detector, an alarm will be indicated when an intruder moves across one positive and one negative...
L1-01D.09 – How a PIR Works Each sensor zone is made up of two fields of view, one positive and one...
L1-01D.08 – PIR Sensor The PIR Sensor is a pyroelectric device that measures infrared (IR) light radiating from objects in its field of...
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