Regulating valve issues
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In the DCS I/O card point list, what English letters are used to represent the regulation of control valves and valve position feedback respectively?
Regulation is generally indicated by the symbol of an electrical converter, such as a flow control valve. FY is used to indicate adjustment, while FVZ is generally used to indicate valve position feedback.
. . . We denote it as VGT. . Such as FVGT. . PVGT. .
Our adjustment is denoted by FY, while the valve position feedback is indicated by FVZ, just like on the 2nd floor