Sensors
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Difference Between Active Transducer and Passive Transducer
What is the Main Differences Between Active and Passive Transducers There are different kinds of physical quantities that cannot be easily measured using conventional tools. However, these quantities can be…
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How to Reverse Operation of Photo Eye for Motor using Relay?
How to Reverse the Operation of a Photo Eye Using a Relay, So the Motor Turns on During the Day Instead of at Night? Suppose we have a setup where…
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Why are there Small Red Lights Around the CCTV Cameras?
What is the Purpose of the Red LEDs around a CCTV Security Camera? The small red lights around CCTV (Closed Circuit Television) cameras are typically infrared (IR) LEDs (Light Emitting…
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How to Reverse Operation of Photo Eye using ST01 Timer?
How to Reverse a Photo Eye Circuit for 120V-277V AC and 12-24V DC Load Circuits using ST01 Timer? As the ordinary dusk-dawn or photo eye night light circuit works such…
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How to Wire Twin Timer with Photo Eye Circuit for Time Delay?
Wiring the Twin Timer with Photocell to Delay Switching-OFF Operation of the Light at Dusk In today’s wiring guide, we will illustrate how to wire a twin timer with a…
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How to Wire Remote Control Countdown Timer?
Wiring Remote Control Countdown ON/OFF Delay Timer Remote control countdown timers are versatile devices used in various applications, from lighting control to home automation and industrial processes. They allow you…
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What is an Optocoupler or Opto-isolator – Working And Applications
Optocoupler or Opto-isolator, Symbol, Construction, Working, Types and Applications In electrical and electronic engineering, we often come up with certain circuits where a digital logic circuit such as a microprocessor…
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What is Phototransistor? Construction, Working, Types & Applications
Phototransistor Symbol, Terminals, Construction, Operation, Types, Parameters, Chrematistics and Applications There are different types of sensors used in the modern electronic circuit. One of these sensors is photosensor that is…
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What is a Tactile Sensor? Working, Types and Applications
Tactile Sensor – Construction, Working, Types and Applications Tactile sensor is most commonly used by us in our day to day activities. A number of day to day activities like…
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RTD – Resistance Temperature Detector: Construction, Types, Working & Applications
Resistance Temperature Detector or RTD: Construction, Working, Types, Advantages, Disadvantages & Applications Temperature plays a vital role in the performance of any electrical and electronic device. There are various sensors…
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