L1-01D.11 – Dual Zone

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

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.08 – PIR Sensor

L1-01D.08 – PIR Sensor The PIR Sensor is a pyroelectric device that measures infrared (IR) light radiating from objects in its field of...