FLOW CONTROLS
Delta Power Company
4484 Boeing Drive - Rockford, IL 61109
WARNING: The specifications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described
(herein). Any specific application should not be undertaken without independent study, evaluation, and testing for suitability.
Phone: (815) 397-6628 Fax: (815) 397-2526 E-mail: delta@delta-power.com
DF-FCQ Adjustable Priority Flow Control Valve
DESCRIPTION
10 size, 7/8-14 thread, “Delta” series, adjustable priority flow control valve.
OPERATION
The DF-FCQ allows pressure compensated flow from (3) to (1) regulated by the pressure present at (3).
Excess flow bypasses out (2).
FEATURES
• Hardened parts for long life.
• Industry common cavity.
HYDRAULIC SYMBOL VALVE SPECIFICATIONS
Nominal Flow
10 GPM (38 LPM)
Rated Operating Pressure
3000 PSI (207bar)
Viscosity Range
36 to 3000 SSU (3 to 647 cSt)
Filtration
ISO 18/16/13
Media Operating Temperature
Range
-40° to 250° F (-40° to 120° C)
Weight
.56 lbs. (.25 kg)
Operating Fluid Media
General Purpose Hydraulic Fluid
Test data shown on this sheet, for condition of port
(2) to tank. Data on next page, for condition of port
(3) to tank.
Cartridge Torque
Requirements
30 ft-lbs (40.6 Nm)
Cavity
DELTA 3W
PERFORMANCE
Cavity Form Tool (Finishing)
40500001
Actual Test Data (Cartridge Only)
Seal Kit
21191206
0
2
4
6
8
0 500 1000 1500 2000 2500 3000
Pressure @ Port 1 (PSI)
Regulated Flow (GPM)
0
5
10
15
20
25
30
0 50 100 150 200
Pressure @ Port 1 (BAR)
Regulated Flow (LPM)
2-05 @ 2 gpm setting 2-05 @ 5 gpm setting
0
2
4
6
8
10
12
0 500 1000 1500 2000 2500 3000
Pressure @ Port 1 (PSI)
Regulated Flow (GPM)
0
5
10
15
20
25
30
35
40
45
0 50 100 150 200
Pressure @ Port 1 (BAR)
Regulated Flow (LPM)
6-10 @ 6 gpm setting 6-10 @ 10 gpm setting
Page 486
FLOW CONTROLS
Delta Power Company
4484 Boeing Drive - Rockford, IL 61109
WARNING: The specifications/application data shown in our catalogs and data sheets are intended only as a general guide for the product described
(herein). Any specific application should not be undertaken without independent study, evaluation, and testing for suitability.
Phone: (815) 397-6628 Fax: (815) 397-2526 E-mail: delta@delta-power.com
DIMENSIONS
ORDERING INFORMATION
DF-FCQ - - -
OPTIONS BODIES
Buna Standard 00 Blank Without Body
Viton Standard V0 N 1/4 NPTF Ports
Buna, Knob 0K S #6 SAE Ports
Viton, Knob VK
FLOW RANGE
2-05 2 to 5 GPM
6-10 6 to 10 GPM
0
2
4
6
8
0 500 1000 1500 2000 2500 3000
Pressure @ Port 2 (PSI)
Regulated Flow (GPM)
0
5
10
15
20
25
30
0 50 100 150 200
Pressure @ Port 2 (BAR)
Regulated Flow (LPM)
2-05 @ 2 gpm setting 2-05 @ 5 gpm setting
0
2
4
6
8
10
12
0 500 1000 1500 2000 2500 3000
Pressure @ Port 2 (PSI)
Regulated Flow (GPM)
0
5
10
15
20
25
30
35
40
45
0 50 100 150 200
Pressure @ Port 2 (BAR)
Regulated Flow (LPM)
6-10 @ 6 gpm setting 6-10 @ 10 gpm setting
Page 487
