Feed back is a signal sent back to the input from output.Signal related to quantity measured Suitable for displaying Value of quantity Quantity measured Signal conditioner sensor Display Value of quantity binary EMF Temperature Signal conditioner sensor Display Display system – output from signal conditioner is displayed.Signal conditioner – takes the signal from sensor manipulates it into a condition suitable for displaying.Sensor – measures the output and generates an equivalent signal related to quantity. Ex displacement, temperature, velocity etc A group of elements arranged in order to measure the level of output in a control system.Error signal = reference value signal – measured value signal Ĭomparison element Controlled variable Correction unit Control unit Process unit Required value Feed back unit/measuring device.a system in which input is dependent on output.a system in which output is dependent on input.input output Fan electricity Required speed regulator A group of devices or units or elements which maintains the required output based on the preset or predefined level or quantity by controlling the input.Modeling system – a model from which we can relate the input and output in terms of a mathematical equation.Modeling – behaviour of a real time system represented in terms of methamatical equations.A system can be represented with a block diagram.A system which consists of various elements connected together to obtain the required output by giving a small input.Mechatronics is the complete integration of mechanical system with electrical, electronics and computer system.Control, measurement and feed back system.
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