Engine : General Subjects - 1933/1128
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| Suppose the pilot pressure is from 3 to 15 psig for the illustrated pneumatically operated, diaphragm actuated control valve. Assuming the control valve is trimmed for a linear response and the travel position indicator is calibrated in percentage, what would be the approximate pilot pressure if the position indicator showed the valve to be 75% open? Illustration GS-0051 |
| A) 4.5 psig |
| B) 6.0 psig |
| C) 7.5 psig |
| D) 9.0 psig |
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Illustration GS-0051
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