ELECTRIC CONTROL FUNDAMENTALS
............................................................................................................ 107
Application ........................................................................................... 107
Equipment ........................................................................................... 107
Controllers ....................................................................................... 107
Actuators ......................................................................................... 107
Operation ............................................................................................. 108
General ........................................................................................... 108
Low-Limit Control ............................................................................ 111
High-Limit Control ........................................................................... 111
Unison Control ..................................................................................... 113
Step Controllers ................................................................................... 114
............................................................................................................ 114
Application ........................................................................................... 114
Equipment ........................................................................................... 114
Starters ........................................................................................... 114
Operation ............................................................................................. 115
96
ENGINEERING MANUAL OF AUTOMATIC CONTROL