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6
anhanG
6.1
Technische Daten 74-3000 Serie
Max. Eingangsdruck: ..................................... 21, 42, 70 oder 240 bar
Regelbereiche: ............................................... 948 mbar - 1 bar, 0.2 - 2, 0.2 - 4,
Design Prüfdruck: ........................................... 150% max. Eingangsdruck
Design Berstdruck:.......................................... 400% max. Eingangsdruck
Heliumleckrate innen: ..................................... <1 x 10
Betriebstemperatur:
Vespel
Sitz ................................................... -40 °C bis +177 °C
®
PCTFE Sitz ..................................................... -40 °C bis +93 °C
Teflon PFA
Sitz .............................................. -40 °C bis +71 °C
®
Durchflusskoeffizient: ...................................... Cv = 0,5
Vordruckabhängigkeit: .................................... -1.3 %
Medienberührte Teile:
Gehäuse: ...................................................... 316L VAR Edelstahl elektropoliert oder
6
aPPenDIx
6.1
Technical Data 74-3000 Series
Max. rated inlet pressure: ............................... 21, 42, 70 or 240 bar
Outlet pressure ranges: ................................... 948 mbar - 1 bar, 0.2 - 2, 0.2 - 4,
Design proof pressure ..................................... 150% of rated pressure
Design burst pressure ...................................... 400% of rated pressure
certified maximum inboard leak rate ................ <1 x 10
operating temperature:
Vespel
seat .................................................. -40 °C to +177 °C
®
PCTFE seat .................................................... -40 °C to +93 °C
Teflon PFA
seat ............................................. -40 °C to +71 °C
®
Flow capacity ................................................ Cv = 0.5
Decaying inlet characteristic ............................ -1.3 %
Media contact materials:
Body: ........................................................... 316L VAR SST with electropolish or
0.3 - 7 & 0.3 - 10 bar
mbar l/s He
-9
316L VAR Edelstahl mit Precision Elec-
tro-Polish (P.E.P.)
0.3 - 7 & 0.3 - 10 bar
mbar l/s He
-9
316L VAR SST with Precision Electro-Po-
lish (P.E.P.)
15
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