Refer to the valve controller logic diagram. Which one of the following combinations of inputs will result in the valve receiving an OPEN signal ___

Refer to the valve controller logic diagram (see figure below).

Valve Control Logic Diagram-21

Which one of the following combinations of inputs will result in the valve receiving an OPEN signal?

Inputs -PG-21

Show Answer

Answer: B

Share your understanding of this question with the correct explanation.