What is a PIR Sensor and How does it Work?
By AAI Security
The PIR detection technology involved in security systems has changed over the years, with top manufacturers constantly finding new and innovative ways to sense the presence of intruders. One of the most successful to date is the PIR sensor method found in many of the burglar alarm systems installed in domestic and commercial properties alike. But what is a PIR Sensor? And what makes them so effective? What is a PIR Sensor? PIR (passive infrared) sensors utilise the detection of infrared that is radiated from all objects that emit heat. This type of emission is not visible to the human eye,…Continue reading →