技術(shù)數(shù)據(jù) ? Minimal droop with large fl ow increased ? No resonance with large hydrogen fl ows ? Stainless steel diaphragm ? 316L stainless steel or brass construction (optional Hastelloy®, Monel®, or chrome-plated brass) ? T-handle adjusting assembly for easier adjustment in the 250 and 500 psig ranges ? Material of construction: brass, stainless steel, Viton®, PTFE, PEEK™, or Kalrez® ? Stainless steel cap ? Cv fl ow coeffi cient = 1.1 (full Cv with ?? ported unit only) ? Operating temperatures up to +250° F (+121° C) ? Maximum inlet pressure of 3600 psig with PEEK™ seat ? Inlet/outlet connections: ??, 3?8?, or ?? FNPT ? Outlet pressure ranges of: 0–10, 0–25, 0–50, 0–100, 0–250 & 0–500 psig Options ? Self-relieving ? Panel mount ? Captured vent
TEMPERATURE* @ MAXIMUM OPERATING INLET PRESSURE PTFE 150° F (66° C) @ 1000 psig (6.90 MPa) PEEK™ 250° F (121° C) @ 3600 psig (24.82 MPa) Viton® 250° F (121° C) @ 300 psig (2.07 MPa) Kalrez® 250° F (121° C) @ 300 psig (2.07 MPa)
0–250 psig & 0–500 psig Outlet Pressure (T-handle or Tamper-proof) SEAT MATERIAL MAXIMUM TEMPERATURE @ MAXIMUM OPERATING INLET PRESSURE PTFE 150° F (66° C) @ 1000 psig (6.90 MPa) PEEK™ 250° F (121° C) @ 3600 psig (24.82 MPa)