The ADCA PS47 pilot operated pressure sustaining valves are designed for use with steam, compressed air, nitrogen and other gases compatible with the construction materials.
The PS47 accurately senses upstream pressure and acts to precisely control it to a minimum or disperse excess pressure.
Robust steel or stainless steel construction. Guided piston and valve stem. Hardened plug.
Soft sealing. Low pressure top. Dome-loading Top cap. Bottom cover drain connection. Stellited plug and seat. External sensing connection.
CONNECTIONS:
Flanged EN PN 40
Flanged ASME Class 150 or 300
Female threaded ISO 7 Rp or NPT
Socket weld (SW) ASME B16.11