Engine Safety (Supplementary) USCG Question #927 (Set 12)

If the input signal rises above the set point of '17A', shown in the illustration, but remains below the set point of '17B', the output from '22A' will __________. Illustration MO-0114

USCG Exam Illustration MO-0114
USCG Examination Diagram: Illustration MO-0114
Official USCG Answer & Rule Citation

Correct Answer: Option A — indicate a pressure on '67B' equal to the set point of '17A'

When an input signal surpasses the set point of component 17A but stays below 17B, the pneumatic logic relay 22A outputs a pressure signal on line 67B equivalent to the established 17A set point.

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