Page 8 - Parker - Check Valves

Catalog HY15-3502/US Miniature Ball Type Check Valve
Technical Information Series D0WB2

CV
General Description
Miniature Ball Type Check Valve. For additional
information see Technical Tips on pages CV1-CV4.
Check
Valves
SH
Features
• Low leakage - less than 3 drops/min.
• Ball type construction for cost effective design
Shuttle
Valves
LM • Extremely compact
• Good contamination tolerance (2)
• All external parts zinc plated Out

Controls
Load/Motor
FC
Performance Curve
(1) (2) (1) In
Pressure Drop vs. Flow (Through cartridge only)
PSI Bar Hydraulic Oil 150 SSU @ 100°F (32 cSt)
Flow
Controls
290 20
PC Free Flow
P)
218 15 D0WB2-0.3
Pressure Drop ( 73 5 24.0 2.3
Controls
Pressure
LE 145 10 Dimensions Millimeters (Inches)
(0.94)
Logic
Elements
0 (2) Out (0.09)
DC LPM 1 2 3 4 5 6
0
GPM 0.26 0.53 0.79 1.06 1.32 1.59 (1)
Flow (Q)
In
Directional
Controls
Specifications
MV 7/16" - 20 UNF
9/16" AF Hex
Rated Flow 6 LPM (1.6 GPM)
10 Nm (7 lb. ft.)
Torque
Nominal Flow @ 3.5 LPM (0.9 GPM)
Manual
Valves
7 Bar (100 PSI)
SV
Maximum Inlet 420 Bar (6000 PSI) Ordering Information
Pressure
Leakage at Less than 3 drops/min. D0WB2
Solenoid
Valves
150 SSU (32 cSt)
PV
Check Valve Cracking Seals
Cartridge Material Steel operating parts, Pressure
hardened steel ball.
Code Cracking Pressure
Operating Temp. -40°C to +93.3°C (Nitrile, Buna-N) Order Bodies Separately
Valves
Proportional
CE Range/Seals (-40°F to +200°F) 0.3 0.3 Bar (4 PSI)
-31.7°C to +121.1°C (Fluorocarbon) LB10
(-25°F to +250°F) Code Seals / Kit No.
N Nitrile, Buna-N / Line Body Porting Body
Fluid Mineral-based or synthetic with (SK30519N-1) Material
Coils &
Electronics
Compatibility/ lubricating properties at viscosities
BC V Fluorocarbon /
Viscosity of 45 to 2000 SSU (6 to 420 cSt)
(SK30519V-1) Code Porting
Filtration ISO code 16/13, 795 1/4″ SAE
SAE Class 4 or better 796 1/4″ BSP
Bodies &
Cavities
TD Approx. Weight .012 kg (.026 lbs.)
Code Body Material
Cavity CAV0W-2 A Aluminum
(See BC Section for more details) S Steel
Data
Technical
CV7 Parker Hannifin Corporation
Hydraulic Cartridge Systems