Control Systems Multiple Choice Questions
Control Systems Multiple Choice Questions Question 1 Cascade control is characterized by: (A) a special relay or function block to compensate for nonlinear process gain (B) one controller providing a
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Programmable Logic Controllers Multiple Choice Questions
Programmable Logic Controllers Multiple Choice Questions Question 1 The acronym PLC stands for: (A) Pressure Load Control (B) Programmable Logic Controller (C) Pneumatic Logic Capstan (D) PID Loop Controller (E)
PID Controller Multiple Choice Questions
PID Controllers Multiple Choice Questions Question 1 Derivative control action is typically used when controlling , but rarely used when controlling. (A) Temperature, Flow (B) Flow, Level (C) pH, Temperature
Digital Control Systems Multiple Choice Questions
Digital Control Systems Multiple Choice Questions Question 1 The acronym DCS stands for: (A) DeltaV Console Services (B) Distributed Control System (C) Direct Cascade Sequencing (D) Differential Concentration Switch (E)
Temperature Measurement Multiple Choice Questions
Temperature Measurement Multiple Choice Questions Question 1 Identify the thermocouple type with the highest temperature limit from those listed here: (A) Type J (B) Type K (C) Type S (D)
Flow Measurement Multiple Choice Questions
Flow Measurement Multiple Choice Questions Question 1 Which of the following flow-measuring elements is inherently linear and requires no signal characterization (e.g. sqaure-root extraction) anywhere in the loop? (A) Target
Level Measurement Multiple Choice Questions
Level Measurement Multiple Choice Questions Question 1 Suppose a storage vessel holds a liquid of unpredictable density. Identify which level measurement technology will not maintain accurate measurement of liquid height
Analytical Measurement Multiple Choice Questions
Analytical Measurement Multiple Choice Questions Question 1 The pH of a liquid solution is a measure of: (A) Dissolved salt content (B) Hydrogen ion activity (C) Hydroxyl ion molarity (D)
Pressure Measurement Multiple Choice Questions
Pressure Measurement Multiple Choice Questions Question 1 Convert a pressure measurement of 20 PSIA into units of inches water column (gauge) (A) 1321” H2O (B) 510.1” H2O (C) 701.2” H2O
Instrument Calibration Multiple Choice Questions
Instrument Calibration Multiple Choice Questions Question 1 Identify the type of instrument calibration error(s) shown in this graph: (A) Hysteresis error (B) Linearity error (C) Both zero and span errors