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Consumer Electronics by S. P. Bali

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ELECTRONIC CONTROLLER FOR WASHING MACHINES

The task here is simply to identify the input and output devices used in electronic washing machines and to construct a block diagram showing their connections to the controller. Detailed information about the characteristics of sensors and actuators can be added at a later stage.

 

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Fig. 51.1 Inputs and outputs in an electronic washing machine

 

The block diagram in Fig. 51.1 shows a possible representation of the system. There are many acceptable ways of representing the system. It would, for example, be possible to consider the display to be internal to the controller and therefore not show it separately. ...

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