HC-SR501

HC-SR501 PIR MOTION DETECTOR c La guage ress Product Discription feedback HC-SR501 is based on infrared technology, automatic control module, using Germany imported LHI778 probe design, high sensitivity, high reliability, ultra-low-voltage operating mode, widely used in various auto-sensing electrical equipment, especially for battery-powered automatic controlled products. Specification: ◦ Voltage: 5V – 20V ◦ Power Consumption: 65mA ◦ TTL output: 3.3V, 0V ◦ Delay time: Adjustable (.3->5min) ◦ Lock time: 0.2 sec ◦ Trigger methods: L – disable repeat trigger, H enable repeat trigger ◦ Sensing range: less than 120 degree, within 7 meters ◦ Temperature: – 15 ~ +70 ◦ Dimension: 32*24 mm, distance between screw 28mm, M2, Lens dimension in diameter: 23mm sor free Application: Automatically sensing light for Floor, bathroom, basement, porch, warehouse, Garage, etc, ventilator, alarm, etc. Features: ◦ Automatic induction: to enter the sensing range of the output is high, the person leaves the sensing range of the automatic delay off high, output low. ◦ Photosensitive control (optional, not factory-set) can be set photosensitive control, day or light intensity without induction. ◦ Temperature compensation (optional, factory reset): In the summer when the ambient temperature rises to 30 ° C to 32 ° C, the detection distance is slightly shorter, temperature compensation can be used for performance compensation. ◦ Triggered in two ways: (jumper selectable) ◦ non-repeatable trigger: ...