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XA/BQ (X) Pneumatic Three way Regulating Valve
XAN Pneumatic Thin Film Double Seat Regulating Valve
D/PFV Pneumatic Eccentric Rotary Control Valve
PRP/SV pneumatic V-shaped regulating ball valve
PRP/SW, SW pneumatic butterfly valve
PRP/SOF pneumatic corrosion-resistant O-ring ball valve
XA/BS-220/320 Pneumatic Thin Film High Pressure Angle Regulating Valve
XA/BS Pneumatic Thin Film Single Seat Angular Control Valve
XA/BK-160/320 pneumatic multi-stage high-pressure angle regulating valve
XAV Pneumatic Venturi Angle Regulating Valve
XAC pneumatic sleeve angle regulating valve
PP series pneumatic valve positioner
XPS type side mounted handwheel mechanism
SFN type top mounted handwheel mechanism
EP series electric pneumatic valve positioner
Appendix 1 Common calculation formula for regulating valve flow coefficient K