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ENCH256

Instrumentation and Automation

Syllabus

  1. Introduction (7 hours)
    1. Functional elements of measurement system and instrument system
    2. Classification of instruments: Deflection and null types, manually operated and automatic types, analog and digital types; Self-generating and power-operated types, contacting and non-contacting types, dumb and intelligent types; Application of instrument systems
    3. Standard and calibration
  2. Characteristics of Instruments (6 hours)
    1. Types of errors and uncertainties in instrumentations
    2. Static performance parameters: Accuracy, repeatability, precision, threshold, sensitivity, resolution, linearity, range and span, hysteresis, dead band, drift, backlash, selection of instrument
    3. Dynamic response: Periodic input-harmonic type, general periodic input – non-harmonic type, transient type input and random input; compensation
  3. Process Instrumentation (9 hours)
    1. Working principles of instruments used for the measurement of flow, level, force, pressure, temperature, density, viscosity, humidity, pH value, turbidity
    2. Advantage and disadvantage of instruments
    3. Application considerations
  4. Building Blocks of Instrument (8 hours)
    1. Classification, principles and applications of sensors and transducers
    2. Transducer, amplifier, signal, conditioner
    3. Signal isolation, signal transmitter, display
    4. Data acquisition modules, I/O devices, signal convertors, interfaces
  5. Control System and Automation Strategy (6 hours)
    1. Evolution of instrumentation and control
    2. Types of industries and automation
    3. Role of automation in industries
    4. Benefits of automation and automation strategy evolution
  6. Computer Based Control Systems (9 hours)
    1. Introduction, evolution, types, architecture and applications of PLC system
    2. Introduction, evolution, architecture, types and applications of DCS system
    3. Introduction, evolution, types, architecture and applications of SCADA system

Practicals

  1. Calibration of differential pressure transmitter
  2. Calibration of thermocouples
  3. Control valve characterization
  4. Calibration of pressure guage using a dead weight calibrator
  5. Study of I/P and P/I converter
  6. Familiarization and simple programming exercise
  7. Logic operation in ladder logic
  8. Basic level control
  9. Tank filling sequence