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While calibrating a 4-20 mA electronic, or a 3-15 PSI pneumatic controller, with a process output of 50-250 PSI, what is the controller span/range you are dealing with?
A) Output process range is 0-250 PSI.
B) Output process span is 200 PSI.
C) Controller input ranges are 0-40 mA and 0-15 PSI.
D) Controller process output span is 0-250 PSI.
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