Few terms carry greater importance in access control than 'fail safe' and 'fail secure'.
Access control professionals must know how these concepts apply, and how to pick locks that are appropriate. Properly doing so determines whether door hardware risks harming people or assists their safety. Moreover, there is legal risk in failing to do so.
In this tutorial, we teach:
- The difference between 'Fail Safe' and 'Fail Secure' locks
- Why Free Egress Is So Important
- Controlling Entry is the Goal
- Mechanical Key Overrides Fail Secure
- When To Use Fail Secure Hardware
- Typical Access Control Locks for Fail Safe and Fail Secure
- Proper application of maglocks and strikes for 'fail safe' and 'fail secure'
Finally, after reading, take our 5 question quiz.
These terms have a specific meaning for door hardware. Whenever these functions are cited in specifications or code passages, they mean:
- Fail Safe: When power is interrupted (fails), the electronic locking device is released (unlocked).
- Fail Secure: When power is interrupted (fails), the electronic locking device is secured (locked).
These behaviors can impact hardware design and access control configuration, so noting the situations where each is used is very important.