Burling Valve BD4 Series
Same as BD3 except with a bottom return spring for proportional band control. Used when a “Closed Loop” or feedback to regulator is generated.
→ Dome Loaded Regulating Valves
Burling Valve BD3 Series
Simplest dome-loaded regulator or 1:1 “mimic” valve. Loading signal essentially equals P2 minimum ?P of 2-3 psi.
