PLC relay outputs that have a common power or ground terminal have that terminal connected to the ________.
A) Make after break contact of the relays B) NC contact of all the relays
C) NO contact of all the relays D) Pole of all the relays
Question 2
Which of the following is NOT a correct step in the creation of a block diagram?
A) Arrange the list of system components with outputs at the top and inputs at the bottom. The remaining items that are between outputs and inputs should be arranged in order alphabetically.
B) Put all of the block diagram components from the list into rectangles.
C) Connect the blocks with signal flow lines, based on the system operation.
D) Make a list of all of the system components that would be replaced in the advent of a failure.
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