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CHEMICAL INSTRUMENTATION & PROCESS CONTROL

Preface

Acknowledgments

1 Transducers

Introduction

Definition of transducer

Classification of transducers

Inverse transducer

Characteristics of transducers

Transducer elements

Secondary transducer element

2 Transducers

Elements of instrumentation system

Transducers and measurement of pressure

Measurement of displacement, velocity

Acceleration and torque

3 Transducers

Transducers and measurement of temperature

Other considerations

Measurement of flow

Measurement of level

4 Telemetry

Introduction

Cable telemetry

Analog telemetry

Pulse telemetry

Digital telemetry

RF telemetry

Telemetry in electrical power system

5 Signal conditioning and data acquisition system

Introduction

Signal conditioning

Multiplexing   

Accuracy of digital meter

Aperture time for sample and hotel mechanism

6 Process control

Introduction

Proportional control

Integral control

Derivative control

Proportional-cum-integral control

Proportional-cum-integral-cum-derivative control

Integral windup

Electronic controller

Pneumatic controller

Selection of control technique

Three-element control technique

Three-element control (concept of feed forward)

7 Display devices and recorders

Recorders

X-Y plotter

Digital data display devices

8 Microprocessor based instrumentation system

Introduction

Interface system techniques

Microprocessor based programmable controlled

Bus system, interrupt services and

Communication protocols

PLC (programmable logic controller )

DCS (Distributed control system)

Bibliography

Index