Ross Controls GENERAL PURPOSE SERIES 27 User Manual
C
B
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4
14
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Series 27 Poppet Valves for Line Mounting
Single Solenoid Pilot Controlled
2/2 Valves
3/2 Valves
Normally Closed (NC) Normally Open (NO)
Port Valve Model Number Avg. C
Size NC NO NC NO A B C lb (kg)
Dimensions inches (mm)
V
Weight
1/4 2771B2001 2772B2001 2.3 2.3 3.6 (91) 3.2 (79) 6.9 (175) 2.5 (1.2)
3/8 2771B3001 2772B3001 3.8 3.3 3.6 (91) 3.2 (79) 6.9 (175) 2.5 (1.2)
1/2 2771B4011 2772B4011 4.0 3.5 3.6 (91) 3.2 (79) 6.9 (175) 2.5 (1.2)
1/2 2771B4001 2772B4001 7.7 6.5 4.6 (116) 3.2 (79) 7.6 (193) 3.3 (1.5)
3/4 2771B5001 2772B5001 9.0 7.3 4.6 (116) 3.2 (79) 7.6 (193) 3.3 (1.5)
1 2771B6011 2772B6011 9.0 7.9 4.6 (116) 3.2 (79) 7.6 (193) 3.3 (1.5)
1 2771B6001 2772B6001 24 21 6.7 (169) 4.1 (104) 10.4 (265) 7.0 (3.2)
1¼ 2771B7001 2772B7001 29 20 6.7 (169) 4.1 (104) 10.4 (265) 7.0 (3.2)
1½ 2771B8011 2772B8011 29 21 6.7 (169) 4.1 (104) 10.4 (265) 7.0 (3.2)
1½ 2771B8001 2772B8001 49 49 8.7 (219) 5.2 (131) 11.8 (300) 15.5 (6.9)
2 2771B9001 2772B9001 57 57 8.7 (219) 5.2 (131) 11.8 (300) 15.5 (6.9)
2½ 2771B9011 2772B9011 64 72 8.7 (219) 5.2 (131) 11.8 (300) 15.5 (6.9)
Normally Closed (NC) Normally Open (NO)
Port Sizes Valve Model Number Avg. CV Dimensions inches (mm)
Weight
In-Out Exh. NC NO NC NO A B C lb (kg)
1/4 1/2 2773B2001 2774B2001 2.8 2.5 3.6 (91) 3.2 (79) 7.2 (182) 2.5 (1.2)
3/8 1/2 2773B3001 2774B3001 4.0 3.0 3.6 (91) 3.2 (79) 7.2 (182) 2.5 (1.2)
1/2 1/2 2773B4011 2774B4011 3.8 3.0 3.6 (91) 3.2 (79) 7.2 (182) 2.5 (1.2)
1/2 1 2773B4001 2774B4001 7.8 7.2 4.6 (116) 3.6 (92) 7.9 (201) 3.3 (1.5)
3/4 1 2773B5001 2774B5001 9.4 7.2 4.6 (116) 3.6 (92) 7.9 (201) 3.3 (1.5)
1 1 2773B6011 2774B6011 10 7.2 4.6 (116) 3.6 (92) 7.9 (201) 3.3 (1.5)
1 1½ 2773B6001 2774B6001 29 21 6.7 (169) 4.9 (123) 10.4 (265) 7.0 (3.2)
1¼ 1½ 2773B7001 2774B7001 31 22 6.7 (169) 4.9 (123) 10.4 (265) 7.0 (3.2)
1½ 1½ 2773B8011 2774B8011 31 21 6.7 (169) 4.9 (123) 10.4 (265) 7.0 (3.2)
1½ 2½ 2773B8001 2774B8001 69 58 8.7 (219) 6.4 (161) 12.4 (313) 16.5 (7.4)
2 2½ 2773B9001 2774B9001 70 60 8.7 (219) 6.4 (161) 12.4 (313) 16.5 (7.4)
2½ 2½ 2773B9011 2774B9011 71 55 8.7 (219) 6.4 (161) 12.4 (313) 16.5 (7.4)
4/2 Valves
Port Sizes Valve Model Avg. Dimensions inches (mm) Weight
In-Out Exh. Number C
1/4 1/2 2776B2001 2.5 4.0 (100) 3.9 (97) 7.2 (182) 3.0 (1.4)
3/8 1/2 2776B3001 3.6 4.0 (100) 3.9 (97) 7.2 (182) 3.0 (1.4)
1/2 1/2 2776B4011 3.7 4.0 (100) 3.9 (97) 7.2 (182) 3.0 (1.4)
1/2 1 2776B4001 6.9 4.7 (118) 5.3 (135) 9.0 (228) 5.3 (2.4)
3/4 1 2776B5001 8.2 4.7 (118) 5.3 (135) 9.0 (228) 5.3 (2.4)
1 1 2776B6011 8.9 4.7 (118) 5.3 (135) 9.0 (228) 5.3 (2.4)
1 1½ 2776B6001 23 6.5 (166) 8.3 (211) 10.7 (271) 11.3 (5.1)
1¼ 1½ 2776B7001 24 6.5 (166) 8.3 (211) 10.7 (271) 11.3 (5.1)
1½ 1½ 2776B8011 25 6.5 (166) 8.3 (211) 10.7 (271) 11.3 (5.1)
STANDARD SPECIFICATIONS: For valves on this page.
Solenoids: AC or DC power.
Standard Voltages: Consult ROSS.
Power Consumption: 87 VA inrush, 30 VA holding on 50 or 60 Hz;
14 watts on DC.
Ambient Temperature: 40° to 120°F (4° to 50°C).
Media Temperature: 40° to 175°F (4° to 80°C).
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
4 © 2009, ROSS CONTROLS®.
A B C lb (kg)
V
Flow Media: Filtered air; 5 micron recommended.
Inlet Pressure: 1/4 to 1½ Port Sizes: 15 to 150 psig (1 to 10 bar);
1½ to 2½ Port Sizes: 30 to 150 psig (2 to 10 bar).
Pilot Pressure: When external supply is used, pressure must be
equal to or greater than inlet pressure.
Threads: Model numbers above specify NPT pressure port threads.
For other threads, consult ROSS.
All Rights Reserved.
B
A
C
B
A
C
B
A
C
1
2
3
4
14
1
2
3
12
1
2
10
3
1
2
10
1
2
12
Series 27 Poppet Valves for Line Mounting
Single Pressure Controlled
2/2 Valves
3/2 Valves
Normally Closed (NC)
Port Valve Model Number Avg. CV Dimensions inches (mm)
Size NC NO NC NO A B C lb (kg)
1/4 2751A2001 2752A2001 2.3 2.3 3.6 (91) 3.2 (79) 3.8 (95) 1.3 (0.6)
3/8 2751A3001 2752A3001 3.8 3.3 3.6 (91) 3.2 (79) 3.8 (95) 1.3 (0.6)
1/2 2751A4011 2752A4011 4.0 3.5 3.6 (91) 3.2 (79) 3.8 (95) 1.3 (0.6)
1/2 2751A4001 2752A4001 7.7 6.5 4.6 (116) 3.2 (79) 4.5 (113) 2.0 (0.9)
3/4 2751A5001 2752A5001 9.0 7.3 4.6 (116) 3.2 (79) 4.5 (113) 2.0 (0.9)
1 2751A6011 2752A6011 9.0 7.9 4.6 (116) 3.2 (79) 4.5 (113) 2.0 (0.9)
1 2751A6001 2752A6001 24 21 6.7 (169) 4.1 (104) 7.5 (190) 8.0 (3.6)
1¼ 2751A7001 2752A7001 29 20 6.7 (169) 4.1 (104) 7.5 (190) 8.0 (3.6)
1½ 2751A8011 2752A8011 29 21 6.7 (169) 4.1 (104) 7.5 (190) 8.0 (3.6)
1½ 2751A8001 2752A8001 49 49 8.7 (219) 5.2 (131) 9.0 (228) 14.3 (6.4)
2 2751A9001 2752A9001 57 57 8.7 (219) 5.2 (131) 9.0 (228) 14.3 (6.4)
2½ 2751A9011 2752A9011 64 72 8.7 (219) 5.2 (131) 9.0 (228) 14.3 (6.4)
Normally Closed (NC)
Port Sizes Valve Model Number Avg. CV Dimensions inches (mm)
In-Out Exh. NC NO NC NO A B C lb (kg)
1/4 1/2 2753A2001 2754A2001 2.8 2.5 3.6 (91) 3.2 (79) 4.0 (101) 1.3 (0.6)
3/8 1/2 2753A3001 2754A3001 4.0 3.0 3.6 (91) 3.2 (79) 4.0 (101) 1.3 (0.6)
1/2 1/2 2753A4011 2754A4011 3.8 3.0 3.6 (91) 3.2 (79) 4.0 (101) 1.3 (0.6)
1/2 1 2753A4001 2754A4001 7.8 7.2 4.6 (116) 3.6 (92) 4.8 (121) 2.0 (0.9)
3/4 1 2753A5001 2754A5001 9.4 7.2 4.6 (116) 3.6 (92) 4.8 (121) 2.0 (0.9)
1 1 2753A6011 2754A6011 10 7.2 4.6 (116) 3.6 (92) 4.8 (121) 2.0 (0.9)
1 1½ 2753A6001 2754A6001 29 21 6.7 (169) 4.9 (123) 7.5 (190) 6.0 (2.7)
1¼ 1½ 2753A7001 2754A7001 31 22 6.7 (169) 4.9 (123) 7.5 (190) 6.0 (2.7)
1½ 1½ 2753A8011 2754A8011 31 21 6.7 (169) 4.9 (123) 7.5 (190) 6.0 (2.7)
1½ 2½ 2753A8001 2754A8001 69 58 8.7 (219) 6.4 (161) 9.5 (241) 15.3 (6.9)
2 2½ 2753A9001 2754A9001 70 60 8.7 (219) 6.4 (161) 9.5 (241) 15.3 (6.9)
2½ 2½ 2753A9011 2754A9011 71 55 8.7 (219) 6.4 (161) 9.5 (241) 15.3 (6.9)
Normally Open (NO)
Normally Open (NO)
Weight
Weight
4/2 Valves
STANDARD SPECIFICATIONS: For valves on this page.
Ambient/Media Temperature: 40° to 175°F (4° to 80°C).
Flow Media: Filtered air; 5 micron recommended.
Inlet Pressure: 1/4 to 1½ Port Sizes: 15 to 150 psig (1 to 10 bar).
1
½
to 2½ Port Sizes: 30 to 150 psig (2 to 10 bar).
Port Sizes Valve Model Avg. Dimensions inches (mm) Weight
In-Out Exh. Number C
1/4 1/2 2756A2001 2.5 4.0 (100) 3.9 (97) 4.0 (101) 1.8 (0.8)
3/8 1/2 2756A3001 3.6 4.0 (100) 3.9 (97) 4.0 (101) 1.8 (0.8)
1/2 1/2 2756A4011 3.7 4.0 (100) 3.9 (97) 4.0 (101) 1.8 (0.8)
1/2 1 2756A4001 6.9 4.7 (118) 5.3 (135) 5.8 (147) 4.3 (1.9)
3/4 1 2756A5001 8.2 4.7 (118) 5.3 (135) 5.8 (147) 4.3 (1.9)
1 1 2756A6011 8.9 4.7 (118) 5.3 (135) 5.8 (147) 4.3 (1.9)
1 1½ 2756A6001 23 6.5 (166) 8.3 (211) 7.5 (190) 10.3 (4.6)
1¼ 1½ 2756A7001 24 6.5 (166) 8.3 (211) 7.5 (190) 10.3 (4.6)
1½ 1½ 2756A8011 25 6.5 (166) 8.3 (211) 7.5 (190) 10.3 (4.6)
Pilot Pressure: Must be equal to or greater than inlet pressure.
Threads: Model numbers above specify NPT pressure port
threads. For other threads, consult ROSS.
A B C lb (kg)
V
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
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