TheV230D01/V231D01self-operated (after-valve) pressure control valve is Composed of the controlvalve, actuator And a spring used for pressure setting. It is suitable for controllingafter-valve Pressure in the pipes of non-corrosive liquids, gases and steams.When the after-valve pressure rises, the control Valve is closed.

The main features are as follows:

1.It has the pressure balancing functionWith high sensitivity.

2.Low noise, reliable performance,free Of maintenance

3.The standard modular design is adopted.

4.Various combined controls can becarried out through the assemblies.