Manual
3
www.rosscontrols.com
A
C
B
Size 2, 4
Series W70 Spool & Sleeve Valves for ANSI Bases
5/2 Valves – Single Direct Solenoid, Spring Return
STANDARD SPECIFICATIONS: For valves on this page.
Solenoids: AC power; DC for size 1 models only.
Standard Voltages: See page 110; consult ROSS.
Power Consumption: Each solenoid.
Size 1 models: 140 VA inrush, 30 VA holding on 50 or 60 Hz;
20 watts on DC.
All other sizes: 380 VA inrush, 58 VA holding.
Indicator Light: Available.
Ambient/Media Temperature: 40°
to 175°F (4° to 80°C).
Flow Media: Filtered air; 5 micron recommended.
Inlet Pressure: Vacuum to 150 psig (10 bar).
A
C
B
Size 1
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 W7016A2331 1.0 7.0 (177) 2.0 (50) 2.3 (58) 3.5 (1.6)
2.5 3/8 - 1/2 W7016A3331 2.5 8.3 (209) 2.6 (66) 2.6 (66) 3.3 (1.5)
4 3/8 - 3/4 W7016C4331 4.2 10.0 (254) 3.5 (88) 2.8 (70) 4.3 (1.9)
* Base not included. See pages 8-10 for accessories.
5/2 Valves – Double Direct Solenoid, Detented
B
C
A
Size 1
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 W7016A2332 1.0 8.9 (226) 2.0 (50) 2.3 (58) 4.5 (2.0)
2.5 3/8 - 1/2 W7016A3332 2.5 10.8 (273) 2.6 (66) 2.6 (66) 5.0 (2.3)
4 3/8 - 3/4 W7016C4332 4.2 13.2 (335) 3.5 (88) 2.8 (70) 5.8 (2.6)
* Base not included. See pages 8-10 for accessories.
5/3 Valves – Double Direct Solenoid
1
2
3
4
5
12
14
1
2
3
4
5
12
14
Closed Center Open Center
Power Center
B
C
A
Size 1
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 W7017A2905 W7017A2331 W7017A2332 1.0 8.9 (226) 2.0 (50) 2.3 (58) 4.5 (2.0)
2.5 3/8 - 1/2 – W7017A3331 W7017A3332 2.5 10.8 (273) 2.6 (66) 2.6 (66) 5.0 (2.3)
4 1/2 - 3/4 – W7017C4331 W7017C4332 4.2 13.2 (335) 3.5 (88) 2.8 (70) 5.8 (2.6)
*
See pages 8-10 for accessories.
IMPORTANT NOTE
Please read carefully and thoroughly
all of the CAUTIONS on the inside back cover.