Process control instrumentation technology / Curtis D. Johnson.
By: Johnson, Curtis D
Material type:
TextPublisher: N. J.: Prentice Hall; 1997Edition: 5th edDescription: xiv, 497 pISBN: 9780471057895Subject(s): Process control | Engineering instrumentsDDC classification: 629.83 Online resources: Click here to access online
Table of contents:
Introduction to process control --
Analog signal conditioning --
Digital signal conditioning --
Thermal sensors --
Mechanical sensors --
Optical sensors --
Final control --
Discrete-state process control --
Analog controller --
Digital controller --
Control loop characteristics --
Units --
Digital review --
Thermocouple tables --
Mechanical review --
P & ID symbols.
Summary:
Describing the central systems used in process industries, this edition presents control activities in three categories with greater emphasis on programmable logic controllers, thermal and mechanical sensors, and microprocessors. Material has been added to the measurement systems chapter.
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