Freddy check

A good control system will perform a "Freddy check" to ensure that the Deadman switch or enable is operating properly, and hasn't been taped down or otherwise defeated (apparently a guy named Freddy disliked holding the switch).
Contributors: , Created by , May 30th, 2009 at 06:12 PM
Last edited by , July 3rd, 2010 at 11:19 AM
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