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
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
Cable telemetry
Analog telemetry
Pulse telemetry
Digital telemetry
RF telemetry
Telemetry in electrical power system
5 Signal conditioning and data acquisition system
Signal conditioning
Multiplexing
Accuracy of digital meter
Aperture time for sample and hotel mechanism
6 Process control
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
Interface system techniques
Microprocessor based programmable controlled
Bus system, interrupt services and
Communication protocols
PLC (programmable logic controller )
DCS (Distributed control system)
Bibliography
Index
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