Which one of the following statements on PLC 5 and SLC 500 binary bits is NOT true?
A) PLC Ladder logic uses memory bits as internal relays.
B) The status of PLC internal relay bits is displayed in the Binary Bit Data File.
C) PLC internal relays are also called virtual control relays.
D) The quantity of internal relays is set by the rack size of the system.
D
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Which one of the following statements on PLC 5 module addressing is NOT true?
A) The PLC 5 chassis is configured by setting switches. B) A second colon (:) follows the rack number and the final two digits are the terminal numbers or input or output image table bit numbers. C) An I is used for inputs or an O for outputs. D) A colon (:) is used as a delimiter between the I or O and rack number.
Which of the following fit the description of a fluid?
A. gases B. liquids C. vapors D. all of the above
Permanent partial disability is the condition that exists when an injured employee is not expected to recover fully.