Ports
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DRA77-A002S-xxx-4HP-GxS 1/4" Female (H.P.I.C)
DRA77-A002S-xxx-4FS-GxS 1/4" Female
DRA77-A002S-xxx-4MS-GxS 1/4" Male
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Design Pressure
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150% maximum rated
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Leak Rate
Certification
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to 1 x 10
-9
atm cc/sec Helium available.
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Body Materials
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DRA77-A002x-xxx-xHPGxS 316L B.A ------------------ 25Ra
DRA77-B002x-xxx-xHP-GxS 316L E.P ------------------ 10Ra
DRA77-C002x-xxx-xHP-GxS 316L E.P(P.E.P) ------------5Ra
DRA77-D002x-xxx-xHP-GxS 316L VAR E.P ---------------10Ra
DRA77-E002x-xxx-xHP-GxS 316L VAR(P.E.P) ------------ 5Ra
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Bonnet Material
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Nickel Plated Brass (Stainless steel 316L Optional)
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Diaphragm
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DRA77-x002S-xxx-xHP-GxS STS 316L
DRA77-x002H-xxx-xHP-GxS Hastelloy-C22
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Main Valve
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DRA77-B002S-xxx-xHP-GxS Stainless steel 316L Standard
DRA77-B002H-xxx-xHP-GxS Hastelloy-C22 Optional
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Valve Spring
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DRA77-B002S-xxx-xHP-GxS Stainless steel 316L Standard
DRA77-B002H-xxx-xHP-GxS Hastelloy-C22 Optional
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Valve Seat
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DRA77-B002S-xPx-xHP-GxS PCTFE
DRA77-B002S-xTx-xHP-GxS Teflon
DRA77-B002S-xVx-xHP-GxS Vespel
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Pressure
Ranges
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DRA77-B000S-Lxx-xHP-GxS 2bar ~ 20bar (29psi ~ 290psi)
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Outlet Pressure
Ranges
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DRA77-x002x-xxS-xHP-GxS 2bar (29psi)
DRA77-x005x-xxS-xHP-GxS 5bar (72psi)
DRA77-x010x-xxS-xHP-GxS 10bar (100psi)
DRA77-x020x-xxS-xHP-GxS 20bar (290psi)
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Operating
Temperature
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PCTFE -40°C ~ +60°C (-40°F ~ +140°F)
Teflon -40°C ~ +70°C (-40°F ~ +165°F)
Vespel -40°C ~ +170°C (-40°F ~ +350°F)
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Flow Capacity
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DRA77-B002x-xxS-4HP-GxS Cv=0.2 Standard
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