locks

Curious as to how this would be done, I have 3 Activation blocks. First one is main power, second one is lockout, and Third one is the activation block that turns whatever I need on and off. So both activation blocks 2 and 3 will not function if activation block one is off and button 3 will not...

This is a simple solution: if flex doors or blast doors are linked to a logic module that would trigger it to open, then that is the only way that it can be opened. This would lead not only to practicality as logic designs are concerned, but it could lead the way to the creation of a "practical"...