Le scénario
A 24V conveyor start sequence uses an on-delay timer to sound a warning horn for 5 seconds before energizing the motor; a manual mute button silences the horn without interrupting the timer.
Ce que contient ce dessin
Comprenez les décisions qui le sous-tendent.
01
Warning horn is suppressed by timer done bit and manual mute latch
02
Motor output requires timer done contact
03
Mute latch resets when run relay drops
Use for conveyors, mixers, or other machinery requiring audible pre-start warning with operator mute.