Digital Instrumentation

The book contains: Functional elements of an instrument – Static and dynamic characteristics – Errors in measurement – Statistical evaluation of measurement data – Standards and calibration. Principle and types of analog and digital instruments – Voltmeters – Ammeters - Multi-meters – Single and three phase watt-meters and energy meters – Magnetic measurements – Determination of B-H curve and measurements of iron loss – Instrument transformers – Instruments for measurement of frequency and phase. D.C and A.C potentiometers – D.C and A.C bridges – Transformer ratio bridges – Self-balancing bridges – Interference and screening – Multiple earth and earth loops – Electrostatic and electromagnetic interference – Grounding techniques. Classification of transducers – Selection of transducers – Resistive capacitive and inductive transducers – Piezoelectric optical and digital transducers – Elements of data acquisition system – A/D D/A converters – Smart sensors.