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Application notes - Doering


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Untitled
SPECIFICATIONS!
CARTRIDGE VALVE
HDUSING 8< MANIFDLD INFD,
Single Station Houslngs (Sub-Plates) lllustrated on Spec. Sheet No. 1200706, S8542-*» Group. Also see Web Sheet S8542 at www.doerlng.con, Choose from Alumlnum or Stainless materlals. Multl Station and Custom Houslngs or Manlfolds also available.
Pllot operated cartridge check valve. Normally open. Pllot to close passage between ports one and two.
Valve wlll also functlon as a Pllot Operated Relief valve. See notes regardlng pllot pressure.
Cavlty C-8542, 5,000 PSI Port 1, 3,000 PSI Port 2
Pllot Pressure Range, 50 PSI Min. to 5000 PSI Max. Pllot minimum may be lower If valve Is used as a pllot operated relief valve.
Fluld température -45*F, C42.7*C> to 200T, <93.3*C>
Install Cartrldge valve uslng Y wrench
Valve should screw In freely to the Mount Seal.
Final tlghtenlng to 20 foot pounds torque.
Use lubrlcant on external oll seals and nountlng
threads.
1* Wrench Flats
<X)See Pllot Port Options
CAVITY INFO.
Cavlty C-8542 (Industry 10-2) Forn Tooli FT-6542 Call for source Infornatlon. Référence Cavlty Spec. Sheet No. 1200023 or Web Sheet C-8S42 at «ww.doerlng.con
Soft Seat Dnlyi Pressure Drop/Flow Chart. □riflce 0.24 <Cv 0.7)
Features
150 PSI
5
GPM
10
GPM
KEY
1. No. 1 working port
2. No. 2 working port
3. Seat, Heat Treated Stainless
4. Poppet, Heat Treated Stainless
5. Poppet Spring, Stainless Steel
6. Seat Saver Piston Assembly
7. Vent Port <2 Places)
100 PSI
50 PSI
13:1 PILDT RATIQi
Area of pllot piston is 13 X larger than seQt area. To deternine Minimum Pllot pressure requlred, follow thèse stepsi
<1> Multlply the maximum possible System pressure X 1.1 = SM ( System Max. ) (2) Dlvlde SM by 13 = MP < Min. Pllot >
Notei MP Is minimum pllot pressure needed for normally open / pllot to close valve functlon. If pllot pressure falls below MP, the valve wlll functlon as a pllot operated relief valve.
7/8-14 UNF 2A Thread
Harol Seat Dnlyi Pressure Drop/Flow Chart. □rlfice 0.28 <Cv 1.0) 150 PSI
SEE SEAT OPTIONS®-
1.29 [32.64]
(Pori 1>
5 GPM 10 GPM
Illustration Showsi 904E9541300
CARTRIDGE VALVE DRDERING INFORMATION:
PDC SERIES
SEAT OPTIONS BLANK = HARD SEAT B = BUBBLE TESTEE E = TEFLON SOFT SEAT
Numben 904#95#13##
J
SEAT CRACK SPRING OPTIONS 00 = NO SPRING 03 = STAINLESS STEEL 25 = STAINLESS STEEL
Référence Key 3
®
PILDT
PORT OPTIONS
Y
= 1/8
NPT
2
= 1/4
NPT
4
= SAE
4
6
= SAE
6
Référence Key 5
Check Valve, Nornally Open, Pllot to Close

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