The 30D13Y/30D13R  pilot-operated(before valve) pressure control valve is composed of the

control valve ，pilot and actuator. It is suitable for controlingdifferential pressure in the pipes of

non-crrosive   liquids, gases and steams. when thediferential pressure rises, the control valve is

opened The main features are as follows:

1.It has the pressure balancing function with high sensitivity.

2.Low noise, reliable performance, free of maintenance

3.The standard modular design is adopted.

4.High control precision