Measuring current within any system without affecting its performance is significant. So, current measurement is very essential in many instrumentation and power systems. Usually, current sensing was mainly for protection & control of the circuit. But, with the progress in technology, sensing current has appeared as a technique to examine and improve performance. So knowing the sum of current being transmitted to the load is very helpful for an extensive variety of applications. So this … [Read more...]
Air Flow Sensor : Circuit, Working, Types, Interfacing & Its Applications
In automobiles, there are various sensors to control all engine functions and work to indicate failures and protect the vehicles from damage. Air Flow Sensor or Mass Air Flow (MAF) sensor is one detection device, which can convert the amount of air entering the vehicle's engine into a voltage signal to calculate the load of the engine. This sensor is necessary to determine the amount of fuel injection, when to fire the cylinders, shifting of gears, and calculate the exact air-fuel ratio/flow … [Read more...]
Thermal Sensor : Working, Types, Interface with Arduino & Its Applications
Most of the electronic & electrical components are rated to work in certain temperature ranges. But, the performance of these components can get reduced once the temperature increases from a specified range. Once the temperature crosses the maximum acceptable limit, then components will get damaged because of thermal runaway or heating. So, thermal characteristics play an essential role when selecting different components for electronic circuits. Thermal sensors are used for maintaining … [Read more...]
Biometric Sensor : Working, Types, Interface with Arduino & Its Applications
At present, biometric technology is very useful & important because they are very effective, precise & provides more safety. Present smartphones comprise a fingerprint sensor to validate the consumer while some high-end smartphones provide extra Biometric Sensors like facial recognition & iris scanners. This technology is mainly used in government & private sectors to confirm an identity of a person. Because every person has some unique features like both behavioral & … [Read more...]
Flow Sensor : Working, Types, Interface with Arduino & Its Applications
In the industrial sector, the measurement of water or gas flow is a very significant process for controlling different processes as well as for the machinery for the best levels of performance & efficiency. So, flow can be defined as the volume (or) area for each unit time at which point a substance moves throughout a specified cross-section & is characterized at precise pressures & temperatures. The sensor used to measure flow is known as a flow sensor. So, flow measurement is … [Read more...]
Door Sensor : Circuit, Working, Wiring Diagram, Interface with Arduino & Its Applications
At present, door sensors are installed on the doors and windows for home security purposes. These sensors allow you to know once somebody has opened/closed a door. Many house owners utilize door sensors to guard entrances. However, these sensors work on any type of door. Actually door sensors are so adaptable, so they are becoming very popular within activity triggers within smart home design. This article discusses an overview of a door sensor – working with applications What is Door … [Read more...]
PIR Sensor : Circuit, Working, Interfacing with Microcontroller & Its Applications
PIR sensors are everywhere because it is almost impossible to visualize without them every day in modern life. These sensors are less costly, very simple to utilize, and consistent, so applicable in door openings, security alarms, vending machines, automatic lighting switches, lift lobbies, and many more. Since these sensors are designed with many benefits they have been used in different electronic projects related to Raspberry Pi & Arduino. All these readily available resources, it has … [Read more...]
What is Sound Sensor : Working, Types & Its Applications
The small board with an electret mic (microphone) and some processing circuit that receives the acoustic signals/sound traveling through the free space/air and converts them into electrical signals is a sound sensor. The output of the sound sensor can be analog or digital output. It is very easy to use, cost-effective, low power, compatible with standard controls and digital/analog ICs. It is easy to integrate logic modules into sensor inputs, and requires a minimum number of external … [Read more...]
BH1750 Ambient Light Sensor : Pin Configuration, Interfacing & Its Applications
The ambient light sensor is one of the types of optical sensors used to detect the change in light intensity. It is used in mobiles, cars, Televisions, cameras, etc. For example, an ambient light sensor in mobiles adjusts the display brightness based on the change in light intensity. In cars, it is used to turn ON the headlights during outdoor dark lighting conditions. There are different types and series of ambient light sensors available in the market. They are photodiodes, phototransistors, … [Read more...]
Photoelectric Sensor : Working, Interfacing with Arduino & Its Applications
The manufacturing industries are incorporating automated technology and making it is very significant for the production and development. The Industrial automation can make the production workers' lives very easier & helps in increasing the productivity of corporation. One of the important one which helps in all the automation process is sensor. There are humpty number of sensor available in the market nowadays. One of the among. them is the photoelectric sensors are used in industries to … [Read more...]