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Without time delay relays to control the starting sequence of large motors or multiple motors that work together, much of the time-saving benefits of machine automation would be lost. This course gives a comprehensive overview of these vital parts of a motor control system. Individuals receive a certificate of completion and 0.1 CEUs (Continuing Education Units) upon successful completion of final course examination.This course outlines: -How timers operate-On delay timers-Off delay timers-Pneumatic timers-Clock timers-Solid state electronic timers-NEMA schematic symbols
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