Temperature sensors are used almost anywhere. There are the houses we live in, the cars we run, the schools we learn. I'm right on airplanes, trains, and boats. You will also find them in all kinds of electrical appliances and electronic devices. Refrigerators, stoves, hot water tanks, as well as computers, GPS devices, and battery chargers have all temperature sensors.
Level sensors detect the level of liquids and other fluidized and fluidized solids, including suspensions, granular materials, and powders with a higher free surface. The flowing substances become essentially horizontal in their containers (or other physical boundaries) due to gravity, while most thickened solids are buried at a peak angle at a peak angle. The substance to be measured may be inside a container or it may be in its natural form (eg a river or lake). Level measurement can have continuous or point values
A touch sensor is a type of device that captures and records physical touch or hug on a device and/or object. This allows a device or object to detect the touch, usually by a human user or operator. A touch sensor can also be called a touch detector
An infrared sensor is an electronic tool that is used to sense certain features of its surroundings. This is done by emitting or detecting infrared radiation. Infrared sensors are also able to measure the heat emitted by an object and detect movement
A proximity sensor is a sensor capable of detecting the presence of nearby objects without physical contact. A proximity sensor often emits an electromagnetic field or a beam of electromagnetic radiation (for example, infrared) and searches for field changes or a return signal. The object that is detected is often referred to as the proximity sensor target. Different scopes of proximity sensors require different sensors. For example, a capacitive proximity sensor or photoelectric sensor might be suitable for a plastic target; an inductive proximity sensor always requires a metal target.
Ultrasonic sensors can be a useful alternative if optical sensors rise against their physical limits. This applies, for example, to objects with uneven surfaces or difficult environments, or with very transparent environments, as well as highly reflective liquid surfaces on the move.
A pressure sensor is a device for measuring gas or liquid pressure. Pressure is an expression of the force required to stop the expansion of the fluid and is usually indicated in terms of force per unit area. A pressure sensor usually acts as a transducer; it generates a signal as a function of imposed pressure. The pressure sensors are used for control and monitoring in thousands of daily applications. Pressure sensors can also be used for indirect measurement of other variables, such as fluid/gas flow, velocity, water level, and altitude.