2. • Types of control devices
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• The person who invented types of control devices .
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CONTENT
3. • Actuators are transuders that take signals from a
computer and convert them into some form of motion
.for example operating motors ,pumps ,switches nad
walves .
ACTUATORS
4. • Used in domestic appliances like automatic washing
machines .
• In industry used to control robot arms .
• In computers they operate fans ,disk drives,and dvd
drives .
MOTORS
5. • Buzzers are switched on or off by the actuators
BUZZERS
6. • Actuators is connected to the switch that turns the light
on or off
LIGHTS
7. • Actuators are connected to switches which turn the
heater on or off .
HEATER
