Ncees control systems
CONTROL SYSTEMS Exam Specifications
Effective Beginning with the October 2011 Examinations
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The exam is an 8-hour open-book exam.It contains 40 multiple-choice questions in the 4-hour morning session, and 40 multiple-choice questions in the 4-hour afternoon session. Examinee works all questions. The exam uses both theInternational System of units (SI) and the US Customary System (USCS). The exam is developed with questions that will require a variety of approaches and methodologies, including design, analysis, andapplication. The knowledge areas specified as examples of kinds of knowledge are not exclusive or exhaustive categories.
Approximate Percentage of Examination
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I.
Measurement A. Sensortechnologies applicable to the desired type of measurement (e.g., flow, pressure, level, temperature, analytical, counters, motion, vision) B. Sensor characteristics (e.g., rangeability, accuracy andprecision, temperature effects, response times, reliability, repeatability) C. Material compatibility D. Calculations involved in pressure drop E. Calculations involved in flow element sizing F. Calculationsinvolved in level, differential pressure G. Calculations involved in unit conversions H. Calculations involved in velocity I. Calculations involved in linearization J. Installation details (e.g.,process, pneumatic, electrical, location) Signals, Transmission, and Networking A. Signals 1. Pneumatic, electronic, optical, hydraulic, digital, analog, buses 2. Transducers (e.g., analog/digital [A/D],digital/analog [D/A], current/pneumatic [I/P] conversion) 3. Intrinsically safe (IS) barriers 4. Grounding, shielding, segregation, AC coupling 5. Basic signal circuit design (e.g., two-wire,four-wire, isolated outputs, loop powering, buses) 6. Circuit calculations (voltage, current, impedance) 7. Unit conversion calculations B. Transmission 1. Different communications systems architecture and...
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