UNIT I: Digital electronic instruments
Introduction, specifications of digital meters, resolution, sensitivity, accuracy, average/true root mean
square, crest factor, form factor, zero or offset frequency response, input resistance, input bias current.
Digital voltmeters, Ramp technique, dual slope integrating type DVM
UNIT II: Transducers
Passive and active electrical transducers: resistive, capacitive, inductive, piezoelectric, photovoltaic, Hall
effect transducers, selection of transducers, transducers characteristics, semiconductor photo-diode,
photo transistor, frequency generating transducers, pressure inductive transducers, LVDT, differential
output transducer, thermistor, strain gauge, measurement of angular and linear velocity using electrical
transducers, reluctance pulse pick-ups, AC tachogenerators.
UNIT III: Data acquisition system (DAS) and recorders
Introduction of DAS, objective of DAS, signal conditioning of inputs, single and multi-channel DAS,
computer based DAS, sample and hold, multiplexing, D/A, A/D conversion, general description of Data
loggers, digital transducers, optical encoders, resistive digital encoders, shaft encoders.
Recorders: introduction, Strip chart recorders, general description of XY recorders, galvanometer type
recorders, potentiometric recorders.
UNIT IV: Oscilloscope & Signal Generations
Introduction, Basic Principal, CRT Feature, Block diagram of oscilloscope, simple CRO, Vertical amplifier,
horizontal defecting system Triggered source CRO, typical CRT connection, measurement of Frequency
& phase by Lissajous Figures.
Signal generator: Introduction, sine wave generators, audio Frequency and Radio frequency signal
generation, Function generators, Sequence & phase generators
UNIT V: Programmable Logic Controllers:
PLC: Introduction of PLC, PLC structure & operations response time, Basic ladder diagram, PLC
resisters, Timer & counters, PLC, DC & AC i/ps. Module for PLC, Basic Process of PLC, PLC Hard ware
& Configuration PLC hard ware components.
Text Books:
1. Electronic Instrumentation by H S Kalsi.
2. Electronic Instruments and Instrumentation Technology” by M.M.S. Anand, PHI Pbs.
Reference Books:
1. “Electrical Measurement”, Kalsi, TMH Pbs.
2. “Transducers And Instrumentation”, Murthy, PHI Pbs.
3. “Electronic Instrumentation And Measurement Techniques”, Cooper, PHI Pbs.
Introduction, specifications of digital meters, resolution, sensitivity, accuracy, average/true root mean
square, crest factor, form factor, zero or offset frequency response, input resistance, input bias current.
Digital voltmeters, Ramp technique, dual slope integrating type DVM
UNIT II: Transducers
Passive and active electrical transducers: resistive, capacitive, inductive, piezoelectric, photovoltaic, Hall
effect transducers, selection of transducers, transducers characteristics, semiconductor photo-diode,
photo transistor, frequency generating transducers, pressure inductive transducers, LVDT, differential
output transducer, thermistor, strain gauge, measurement of angular and linear velocity using electrical
transducers, reluctance pulse pick-ups, AC tachogenerators.
UNIT III: Data acquisition system (DAS) and recorders
Introduction of DAS, objective of DAS, signal conditioning of inputs, single and multi-channel DAS,
computer based DAS, sample and hold, multiplexing, D/A, A/D conversion, general description of Data
loggers, digital transducers, optical encoders, resistive digital encoders, shaft encoders.
Recorders: introduction, Strip chart recorders, general description of XY recorders, galvanometer type
recorders, potentiometric recorders.
UNIT IV: Oscilloscope & Signal Generations
Introduction, Basic Principal, CRT Feature, Block diagram of oscilloscope, simple CRO, Vertical amplifier,
horizontal defecting system Triggered source CRO, typical CRT connection, measurement of Frequency
& phase by Lissajous Figures.
Signal generator: Introduction, sine wave generators, audio Frequency and Radio frequency signal
generation, Function generators, Sequence & phase generators
UNIT V: Programmable Logic Controllers:
PLC: Introduction of PLC, PLC structure & operations response time, Basic ladder diagram, PLC
resisters, Timer & counters, PLC, DC & AC i/ps. Module for PLC, Basic Process of PLC, PLC Hard ware
& Configuration PLC hard ware components.
Text Books:
1. Electronic Instrumentation by H S Kalsi.
2. Electronic Instruments and Instrumentation Technology” by M.M.S. Anand, PHI Pbs.
Reference Books:
1. “Electrical Measurement”, Kalsi, TMH Pbs.
2. “Transducers And Instrumentation”, Murthy, PHI Pbs.
3. “Electronic Instrumentation And Measurement Techniques”, Cooper, PHI Pbs.