Sensors are sophisticated devices that are frequently used to detect and respond to electrical or optical signals. Digital Sensors, in contrast to Analog Sensors, work with discrete or digital data. •2) Null: The signal produced by the sensor is counteracted to minimize the deflection. Optical sensors play a big role in the development of driverless cars. Similar to the use of temperature sensors in predictive maintenance, accelerometers are widely utilized across the smart agriculture industry to predict and assist with required maintenance. In offices and corporate buildings, they are used to monitor employees and various activities through IoT networks. Need for Sensors • Sensors are pervasive. Temperature Sensors: Temperature sensors are among the most widely used sensors in industrial IoT applications. The following is a list of different types of sensors that are commonly used in various applications. Industrial wireless sensor networks use a wide range of protocols, from short range Bluetooth and Zigbee to Wi-Fi.. For long range, Industrial Wireless Sensor Networks (IWSN), the low power sub-GHz LORA wireless communication can be used. Cellular modems are a higher cost option for wireless sensor networks, but offer telecommunication network reliability. 8: Different types of image sensors Accelerometer sensors. A sensor converts the physical parameter (for example: temperature, blood pressure, humidity, speed, etc.) They find their use-cases in numerous industries that include FMCG, pharmaceuticals, biotechnology, and others where temperature-monitoring is crucial. A typical operating range is - 200 to 400oC. Different Types of Sensors. • Without the use of sensors, there would be no automation !! Optical sensors convert rays of light into electrical signals. The sensors are usually manufactured to have a resistance of 100 Ω at 0oC and the value of α is 0.00385 to 0.00390. Fig. With the drive towards Industry 4.0 trends, the use of robotic, automation and control systems on the factory floor have become commonplace to increase efficiency, productivity and profitability. The main type of wire used is PLATINUM. The data in digital sensors, which is used for conversion and transmission, is digital in nature. – Imagine having to … 2 INTRODUCTION 3 CHAPTER 1 - HOW PRESSURE SENSORS WORK 4 1.1 Pressure sensing elements 9 CHAPTER 2 - APPLICATIONS 13 2.1 Pressure sensors: automotive applications 15 2.2 Pressure sensors: medical applications 19 2.3 Pressure sensors: industrial applications 22 2.4 Pressure sensors: building and home automation applications (inc. HVAC) 24 2.5 Pressure sensors… They are embedded in our bodies, automobiles, airplanes, cellular telephones, radios, chemical plants, industrial plants and countless other applications. In the retail industry, these sensors are used to monitor customers visiting the store through IoT network. 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