Honeywell AUTOMATIC CONTROL SI Edition Engineering Manual page 68

PNEUMATIC CONTROL FUNDAMENTALS
Sensor-Controller Systems
Actuators and Final Control Elements ............................................................................................................
Relays and Switches
Pneumatic Control Combinations
Pneumatic Centralization
Pneumatic Control System Example
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Pneumatic Controllers .........................................................................
Proportional-Integral (PI) Controllers ..............................................
Controller Adjustments ....................................................................
Pneumatic Sensors .............................................................................
Velocity Sensor-Controller ...................................................................
Actuators .............................................................................................
General ...........................................................................................
Spring Ranges ................................................................................
Control Valves .....................................................................................
Dampers ..............................................................................................
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Switching Relay ...................................................................................
Snap Acting Relay ...............................................................................
Lockout Relay ......................................................................................
High-Pressure Selector Relay .............................................................
Low-Pressure Selector Relay ..............................................................
Load Analyzer Relay ...........................................................................
Capacity Relay ....................................................................................
Reversing Relay ..................................................................................
Positive-Positioning Relay ...................................................................
Averaging Relay ..................................................................................
Ratio Relay ..........................................................................................
Pneumatic Potentiometer ....................................................................
Hesitation Relay ..................................................................................
Electrical Interlocking Relays ..............................................................
Electric-Pneumatic Relay ................................................................
Pneumatic-Electric Relay ................................................................
Electronic-Pneumatic Transducer ........................................................
Pneumatic Switch ................................................................................
Manual Positioning Switch ...................................................................
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General ................................................................................................
Sequence Control ................................................................................
Limit Control ........................................................................................
Manual Switch Control ........................................................................
Changeover Control for Two-Pressure Supply System .......................
Compensated Control System ............................................................
Electric-Pneumatic Relay Control ........................................................
Pneumatic-Electric Relay Control ........................................................
Pneumatic Recycling Control ..............................................................
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Start-Stop Control Sequence ..............................................................
Supply Fan Control Sequence.............................................................
Return Fan Control Sequence .............................................................
Warm-up/Heating Coil Control Sequence ...........................................
Mixing Damper Control Sequence ......................................................
Discharge Air Temperature Control Sequence ....................................
Off/Failure Mode Control Sequence ....................................................
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