Series w70 spool & sleeve valves for ansi bases, 5/2 valves – double pressure controlled, detented – Ross Controls SPOOL & SLEEVE SERIES W70 User Manual
Page 3
5
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Series W70 Spool & Sleeve Valves for ANSI Bases
5/2 Valves – Single Pressure Controlled, Spring Return
5/3 Valves – Double Pressure Controlled
STANDARD SPECIFICATIONS: For valves on this page.
Ambient Temperature: 40°
to 175°F (4° to 80°C).
Flow Media: Filtered air; 5 micron recommended.
Inlet Pressure: Vacuum to 150 psig (10 bar).
Pilot Pressure:
Size 1 & 20 models: At least 30 psig (2 bar).
Size 2.5, 4 & 10 models: At least 15 psig (1 bar).
A
B
C
A
B
C
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1
2
3
4
5
12
14
1
2
3
4
5
12
14
Open Center
Closed Center
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Power Center
ANSI Range of
Valve Model
Avg.
Dimensions inches (mm)
Weight
Size Port Sizes
Number*
C
V
A
B
C
lb (kg)
1
1/4 - 3/8
W7056A2331
1.0
5.1(128) 2.0 (50)
2.3 (58)
2.5 (1.1)
2.5
3/8 - 1/2
W7056A3331
2.5
5.7 (145) 2.6 (66)
2.6 (66)
2.0 (0.9)
4
3/8 - 3/4
W7056B4331
4.2
6.9 (174) 3.5 (88)
2.8 (70)
4.3 (1.9)
10
3/4 - 11/4
W7056A6331
10
8.3 (211) 3.9 (99)
2.7 (68)
6.3 (2.8)
20
11/4 - 11/2
W7056A8331
22 13.5 (342) 5.6 (142)
3.0 (76)
13.0 (5.9)
* Base not included. See pages 8-10 for accessories.
5/2 Valves – Double Pressure Controlled, Detented
A
B
C
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ANSI Range of
Valve Model
Avg.
Dimensions inches (mm)
Weight
Size Port Sizes
Number*
C
V
A
B
C
lb (kg)
1
1/4 - 3/8
W7056A2332
1.0
5.1(128)
2.0 (50)
2.3 (58)
2.5 (1.1)
2.5
3/8 - 1/2
W7056A3332
2.5
5.7 (145) 2.6 (66)
2.6 (66)
2.0 (0.9)
4
3/8 - 3/4
W7056B4332
4.2
6.9 (174) 3.5 (88)
2.8 (70)
4.3 (1.9)
10
3/4 - 11/4
W7056A6332
10
8.3 (211) 3.9 (99)
2.7 (68)
6.3 (2.8)
20
11/4 - 11/2
W7056A8332
22
13.5 (342) 5.6 (142)
3.0 (76)
13.8 (6.2)
* Base not included. See pages 8-10 for accessories.
ANSI Range of
Valve Model Number*
Avg.
Dimensions inches (mm)
Weight
Size Port Sizes Power Center
Closed Center Open Center
C
V
A
B
C
lb (kg)
1
1/8 - 3/8
–
W7057A2331
W7057A2332
1.0
5.1(128)
2.0 (50)
2.3 (58)
2.5 (1.1)
2.5
3/8 - 1/2
–
W7057A3331
W7057A3332
2.5
5.7 (145)
2.6 (66)
2.6 (66)
2.0 (0.9)
4
1/2 - 3/4
–
W7057B4331
W7057B4332
4.2
6.9 (174)
3.5 (88)
2.8 (70)
4.5 (2.0)
10
3/4 - 11/4
W7057A6902
W7057A6331
W7057A6332
10
8.3 (211)
3.9 (99)
2.7 (68)
6.3 (2.8)
20
11/4 - 11/2
–
W7057A8331
W7057A8332
22
13.5 (342)
5.6 (142)
3.0 (76)
13.8 (6.2)
* Base not included. See pages 8-10 for accessories.
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.