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Switches

Switches. What are some examples of a switch?. Light switch Touch lamp Thermostat Can you think of any others?. FYI - Types of Switches. Toggle Switch – Light Switch Pushbutton Switch Selector Switch Joystick Switch Lever Actuated Limit Switch Proximity Switch Speed Switch

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Switches

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  1. Switches

  2. What are some examples of a switch? • Light switch • Touch lamp • Thermostat Can you think of any others?

  3. FYI - Types of Switches • Toggle Switch – Light Switch • Pushbutton Switch • Selector Switch • Joystick Switch • Lever Actuated Limit Switch • Proximity Switch • Speed Switch • Pressure Switch • Temperature Switch • Liquid Level Switch • Liquid Flow Switch

  4. Definition • A switch is an electrical device, usually electromechanical, used to control continuity between two points.

  5. Hand switches are actuated by human touch. • Limit switches are actuated by machine motion. • Process switches are actuated by changes in some physical process (temperature, level, flow, etc.).

  6. What did you notice while you were creating your switches? • When was the circuit opened? When was it a closed circuit? How did you know? • Can you relate the switch you made to a light switch? • How do you think touch lamps work?

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