What is Fail-Safe?

Definition

A design principle ensuring that equipment defaults to a safe condition when a failure occurs. Fail-safe systems are required for emergency stops, safety interlocks, and critical process controls in industrial environments.

Related Terms

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A relay module with redundant contacts and monitoring circuits designed for safe...

Emergency Stop

A safety function that immediately halts all machine motion when activated, typi...

Safe Torque Off

A safety function that reliably prevents the drive from generating torque in the...

Browse all Safety terms (48)

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