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Page Title:
Control system principles of operation and uses. |
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|  DOE-STD-1151-2002
Differential pressure type
Ball float type
f.
For the flow detection devices listed, explain how the instrument provides an output
representative of the flow being measured:
Orifice plate type
Venturi tube type
Pitot tube type
Displacement type
Dall flow tube type
Ultrasonic type
Electromagnetic
g.
For the position detection devices listed, explain how the detector provides an output
representative of the position being represented:
Synchronous type
Limit switches
Reed switches
Potentiometer
Linear Variable Differential Transformer Types
h.
Referring to a basic block diagram of the above detection systems, explain the
function of the key elements.
1.18 Personnel shall demonstrate familiarity level knowledge of control system
principles of operation and uses.
Supporting Knowledge and/or Skills
a.
Define and Discuss the application of each of the following:
Control system
Control system input
Control system output
Open-loop control system
Control system feedback
Closed-loop control system
b.
Describe an automatic control system, including the four functions required for an
automatic control system to operate.
c.
Referring to a basic block diagram of a control system, explain the function of the
elements.
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