Instrumentation Questions

300+ Instrumentation Engineering Interview Questions – Part 3

1. What exactly is a SCADA network? Supervisory control and data acquisition is an abbreviation for a computer system that collects and analyses real-time data. SCADA systems are used to monitor and control industrial machinery. 2. Define Supervisory Control? Supervised control is a catch-all term for the control of a large number of individual controllers …

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300+ Instrumentation Engineering Interview Questions – Part 2

1. What is RTD? RTDs (Resistance Temperature Detector) are temperature detectors whose resistance changes as the temperature rises. RTDs are used for continuous temperature measurement and have a positive temperature coefficient. When the temperature rises, the resistance of the RTD decreases. Advantages of RTD: 1). More accurate 2). Linear output 3). High sensitivity Disadvantages of RTD: …

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300+ Instrumentation Engineering Interview Questions – Part 1

1.Define Instrumentation Engineering? Instrumentation engineering is a branch of engineering that focuses on the principles and operation of measuring instruments used in the design and configuration of automated systems in the electrical, pneumatic, and other domains. 2. What is the job of an Instrumentation Engineer?  The required tasks vary greatly depending on the domain; instrumentation …

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How to Classify Pressure measuring Instruments?

Classification of Pressure measuring instruments We can classify the pressure measuring instruments into 3 major categories 1.Moderate Pressure measurement2.Very high-pressure measurement3.High vacuum measurement Moderate pressure measurement  A – ManometersB – Mechanical displacement type      Ring balance manometer      Bell-Type ManometerC-Elastic pressure transducer     -Bourdon tube pressure gage     -Diaphragm type gauge     -Bellow GagesD-Electrical pressure transducers  …

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Names and purpose of different type of Instruments [Part1]

absorptiometer instrument for measuring solubility of gases in liquids accelerometer instrument for measuring acceleration or vibrations acetimeter instrument for measuring strength of vinegar acidimeter instrument for measuring concentration of acids actinograph instrument used to calculate time of photographic exposure actinometer instrument for measuring incident radiation aerometer instrument for measuring weight or density of gas aethrioscope …

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[Instrumentation Questions] What are process variables? and Define all the process Variable and state their unit of measurement?

What are the process Variables? The process Variables are: • Flow. • Pressure. • Temperature. • Level. • Quality i.e. % O2, CO2, pH etc. Define all the process Variable and state their unit of measurement. ? Flow: Any fluids or liquids flowing from one place to another place is called flow and it is …

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