El escenario
An industrial facility needs an emergency alarm circuit with multiple manual pull stations. The horn should sound only when the system is armed and any pull station is activated.
Qué hay en este dibujo
Lee las decisiones que hay detrás.
01
Use OR gate to combine multiple pull station inputs
02
Use AND gate to ensure system is armed before sounding horn
When designing hardwired alarm panels or PLC logic with multiple sensors and a global enable signal.
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