Computer Controls
How Computers Are Used In Control?
Data can be collected by sensors which is
connected to the computer.
 Robots move material through various
stages of production process.
 Computer controlled devices are used in
conditions which are dangerous to
humans.
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Advantages Of Using Computer
Controls
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Able to work 24/7
Reliable
Accurate
Cheap to run
Takes thousands of measurements per second
Tasks can be easily repeated
Data is processed quickly
Disadvantages Of Using Computer Controls
High set up costs
 Job losses
 Only as good as controlling software
 Sensors and actuators make the system
more complicated. Humans are more
flexible to fix problems
 To run properly needs software – more
expensive
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Computers In Control
INPUT
PROCESS
FEEDBACK
OUTPUT