As-found and As-left Documentation during Calibration
As-found and as-left Documentation during Calibration Calibration is the comparison of a measurement device (an unknown) against an equal or better standard. A standard in a measurement is considered the…
Advantages and Disadvantages of Pneumatic Instruments
Advantages and Disadvantages of Pneumatic Instruments The disadvantages of pneumatic instruments are painfully evident to anyone familiar with both pneumatic and electronic instruments. Sensitivity to vibration, changes in temperature, mounting…
Difference between Invasive, Non-invasive, Intrusive & Non-intrusive
Invasive Sensor will be in contact with process flow and the Intrusive Sensor will be mounted on the pipeline but it can be in contact or no contact with flow.
Gas Analyzer Sampling System
For any gas analysis, the collection of sample gas from the pipeline is very important feature. The sampling system equipments should be able to continuously purify and deliver these gas…
Control Valves Multiple Choice Questions
Control Valves Multiple Choice Questions Question 1 When a valve is installed in a process with where the differential pressure (drop) across the valve decreases with increasing flow, the best…
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…
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
Top PID Controller Multiple Choice Questions and answers for industrial automation engineers and control system engineers. PID Controllers Multiple Choice Questions Question 1 The derivative control action is typically used…
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)…
