Engineering Manual Of Automatic Control; Electronic Control Fundamentals - Honeywell AUTOMATIC CONTROL SI Edition Engineering Manual

Electronic Control Fundamentals

Introduction
Definitions
Typical System
Components
Electronic Controller Fundamentals
Typical System Application

ENGINEERING MANUAL OF AUTOMATIC CONTROL

ENGINEERING MANUAL OF AUTOMATIC CONTROL
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Sensors ............................................................................................... 122
Temperature Sensors ...................................................................... 122
Resistance Temperature Devices ............................................... 122
Solid-State Resistance Temperature Devices ............................. 124
Thermocouples ........................................................................... 125
Transmitter/Transducer ............................................................... 125
Relative Humidity Sensor ................................................................ 125
Resistance Relative Humidity Sensor ......................................... 125
Capacitance Relative Humidity Sensor ...................................... 125
Temperature Compensation ................................................... 126
Condensation and Wetting ..................................................... 126
Quartz Crystal Relative Humidity Sensor .................................. 126
Pressure Sensors ........................................................................... 127
Controller ............................................................................................. 127
Input Types ...................................................................................... 127
Temperature Controllers ............................................................. 128
Relative Humidity Controllers ..................................................... 128
Enthalpy Controllers ................................................................... 128
Universal Controllers .................................................................. 128
Control Modes ................................................................................. 128
Output Control ................................................................................. 128
Output Devices .................................................................................... 128
Two-Position .................................................................................... 128
Modulating ...................................................................................... 128
Transducer ...................................................................................... 129
Indicating Device ................................................................................. 129
Interface with Other Systems .............................................................. 129
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General ................................................................................................ 129
Power Supply Circuit ........................................................................... 129
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ELECTRONIC CONTROL FUNDAMENTALS
119
CONTENTS