PIR Sensor working course, in this course will explore the fundamental principles and applications of PIR sensors in various fields such as security systems, automatic lighting, and occupancy detection. PIR sensors detect infrared radiation emitted by objects within their field of view, allowing them to detect movement without emitting any energy themselves. Participants will delve into the intricate workings of PIR sensors, understanding how they utilize pyroelectric materials to convert infrared radiation into electrical signals. Through comprehensive explanations and practical demonstrations, learners will grasp the mechanisms behind PIR sensor operation, including sensor activation, detection range, and sensitivity adjustments. Moreover, the course will cover essential topics such as sensor calibration techniques, installation best practices, and troubleshooting common issues. By the end of this course, participants will possess the knowledge and skills needed to effectively deploy PIR sensors in various applications, enhancing their ability to design, install, and maintain efficient and reliable sensor systems.