TYPES OF LEVEL TRANSMITTER?
Instrumentation Meet these 4 Industrial Level Sensors.
Float It is an
electromechanical sensor that has a moving part called a float that closes or
opens a contact when the level of interest is reached in the tank.
Differential Pressure in Consists of determining the
pressure difference between the bottom of the tank and a height of interest,
multiplying by the density of the fluid to obtain the height.
Radar This type of
level measurement is based on the time it takes for a wave pulse to travel to
and from the sensor. The time difference
gives the measure of the product level.
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Capacitive In
capacitive level measurement, the capacitive sensor and the reservoir form the
two electrodes of a capacitor, any change in level causes a change in capacity