Pilot to close spring loaded check valve

If the inlet pressure at A is higher than the outlet pressure at B and the nominal pressure, then the check valve allows the flow to pass, otherwise it blocks the flow. Additionally, the check valve can be closed using the pilot line X.

Adjustable parameters

Designation Range Default value
Opening pressure 0 ... 40 MPa 0.2
Pressure regulation range 0.01 ... 10 MPa 0.864
Area ratio 0.1 ... 10 3.3
Hydraulic resistance 1e-6 ... 1000 bar.min2/l2 0.093