Temperature Sensors
Sensors that are used to measure temperature are called as Temperature sensors.
Types of temperature sensors
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Sensors based on physical properties such as gas pressure and physical dimension
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Thermometer : Thermometer
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Electrical Sensors :
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RTD
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Thermistor
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Thermocouple : Thermocouple
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Semiconductor sensors
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Radiant Sensors:
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Pyrometer
Uses
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Thermometer being the cheapest and easiest to use is used commonly in households.
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Electrical sensors are most used in places where automation is required such as factories and plants.
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Radiant Sensors are used in places where temperature needs to be measured without any contact.
Resources
Source: Temperature