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Flex sensor with Arduino board.

Arduino interfacing with Flex sensor 1.  Flex sensor   Flex sensors   are passive resistive devices that can be used to detect bending or flexing. The Flex Sensor patented technology is based on resistive carbon elements. As a variable printed resistor, the Flex Sensor achieves great form-factor on a thin flexible substrate. When the substrate is bent, the sensor produces a resistance output correlated to the bend radius the smaller the radius, the higher the resistance value.       1.1 Mechanical Specifications:                                     ·           Life Cycle: >1 million         ·          Height: 0.43mm (0.017")         ·          Temperature Range: -35°C to +80°C.   ...

Smart home project with MQ2 gas sensor

Project summary:   MQ2 gate sensor is analog type sensor which can detect LPG, Methane, CO2 and Smoke in Air. In this project we are going to calibrate LPG, CO and Smoke PPM in the air and display these values on the Nokia 5110 LCD screen. Figure 1 : MQ2 gas sensor with Nokia5110LCD In this project when you will exhale breathe on it or put a cigarette lighter near it then LCD screen reading would change. Component required: - This project is based on the Arduino uno board and we are interfacing MQ2 gas sensor with Nokia 5110LCD so we would required component which are described below. Components list:       ·           Arduino board.       ·           Arduino software.       ·           MQ2 gas sensor.       ·       ...