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Electronics · Safety Systems · Logic Diagrams

Fire Alarm System

Type Logic gate netlistStandard IEEE Std 91/91a-1991Engine schematex-logicUpdated 6/9/2026
Fire Alarm System
Drawing preview
The scenario

A building fire alarm system with multiple smoke detectors, a test button, and an enable switch.

What is in this drawing

Read the decisions behind it.

01

OR gate combines smoke detectors

02

AND gate ensures enable signal

03

Outputs drive siren and strobe light

When designing or simulating fire alarm control logic for educational or documentation purposes.

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