3 ms·

Voters are redundant too. Actuators receive safety release authorizations from all of them and will activate as long as one valid authorization is received.

• rkagerer 7y ago
  Cool! But at some point doesn't it all feed down to one wire connected to a motor coil or something?
  • crocal 7y ago
    Wires are also redundant ;). Then the actuator is usually a fail safe device such as relays.