Pyrometer Working Principle: When temperature being measured is very high and physical contact with the medium to be measured is impossible or impractical, optical pyrometer based on the principle of…
Semiconductor Temperature Sensing Diode: Semiconductor Temperature Sensing Diode is a versatile device and finds use in many applications. Two of its parameter, that is forward voltage drop (Vf) and reverse saturation…
Thermocouple Connection: One of the most commonly used methods of measurement of moderately high temperature is the thermocouple effect. When a pair of wires made up of different metals is…
What is a Temperature Transducer?: Temperature Transducer is one of the most widely measured and controlled variable in industry, as a lot of products during manufacturing requires controlled temperature at…
Photoelectric Transducer Working Principle: Photoelectric Transducer can be categorized as photo emissive, photo-conductive or photo-voltaic. In photo emissive devices, radiation falling on a cathode causes electrons to be emitted from…
Strain Gauge Load Cell Working Principle: Strain Gauge Load Cell - The Load Cell is used to weigh extremely heavy loads. A length of bar, usually steel, is used as…
Linear Variable Differential Transformer (LVDT): The differential transformer is a passive inductive transformer. It is also known as a Linear Variable Differential Transformer (LVDT). The basic construction is as shown…
Thermistor Working Principle: Thermistor Working Principle - The electrical resistance of most materials changes with temperature. By selecting materials that are very temperature sensitive, devices that are useful in temperature…