When the inlet pressure is 0.4 MPa: 1 Pilot pressure 0.2 MPa to 0.4 MPa 0.9 Outlet pressure 0.4 MPa to 0.8 MPa 0.8 Outlet pressure MPa (Q = 0) 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.1 0 0.2 Pilot pressure MPa 0.3 0.4 0.5 8 Series VBA Construction/Replacement Parts VBA10A VBA11A q r e w t r e u q t w VBA20A, 22A, VBA40A, 42A, 43A Air-operated type q t y r w e q VBA22A, 42A Replacement Parts/Kit No.
Size: 3 (ø20), Valve Type: 1 [NC (Operating Pressure 1MPa)], Sealant: B (FKM), Thread: Rc, Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: GS (Grommet w/Surge Suppressor)
Size: 3 (ø20), Valve Type: 1 [NC (Operating Pressure 1MPa)], Sealant: B (FKM), Thread: Rc, Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: D (DIN Terminal)
Size: 3 (ø20), Valve Type: 1 [NC (Operating Pressure 1MPa)], Sealant: B (FKM), Thread: Rc, Port Size: 20A (3/4), Voltage: 5 (24VDC), Lead Wire: DZ (DIN Terminal w/Light & Surge Voltage Suppressor)
Size: ø20, Valve Type: 1 [NC (Operating Pressure 1MPa)], Sealant: FKM, Thread: Rc, Port Size: 3/4, Voltage: 24VDC, Lead Wire: Conduit Terminal w/Light & Surge Voltage Suppressor, Manual Override: -, Bracket: -, X200: -, CE Compliant: -
Size: ø20, Valve Type: 1 [NC (Operating Pressure 1MPa)], Sealant: FKM, Thread: Rc, Port Size: 3/4, Voltage: 24VDC, Lead Wire: Grommet w/Surge Suppressor, Manual Override: -, Bracket: -, X200: -, CE Compliant: -
Compatible Fluid: Oil / Gas, Operating Environment: Standard, Type: Electromagnetic Type, Number of Solenoids: Single Solenoid, Switching Type: Normally Closed, Body Material: Aluminum, Application: Individual Item, Connection Type: [Rc (R)] Rc, Plumbing Thread Nominal: 3/4, Operating Temperature Range(°C): -5~50, Driving Type: Pilot Type, Orifice Diameter(Ø): 20, Voltage: 24 V DC, Sealing
Compatible Fluid: Oil / Gas, Operating Environment: Standard, Type: Electromagnetic Type, Number of Solenoids: Single Solenoid, Switching Type: Normally Closed, Body Material: Aluminum, Application: Individual Item, Connection Type: [Rc (R)] Rc, Plumbing Thread Nominal: 3/4, Operating Temperature Range(°C): -5~50, Driving Type: Pilot Type, Orifice Diameter(Ø): 20, Voltage: 24 V DC, Sealing
size (S) PB Port size G1/2 Compatible heavy-duty cord Cable O.D. 6 to 12 L L K 2-M Thread depth 6 K 2-M Thread depth 6 (mm) Electrical entry P Port size B Model A C D E F K L M Grommet: G Conduit: C DIN terminal: D Conduit terminal: T S 68 71 74 74 U 81 91.5 101 103.5 S 51 54 57 57 Q 98 101 104 104 R 36 44 53 55.5 R 40 48 56 58.5 Q 46 50 52 52 R 36 44 53 55.5 Q 63 66 69 69 R 35 42 51 53.5
terminal: T P Port size Rc A B C D E F H K L M N Model Note) U Q V R Q R Q R S Q R S 83 22 23 45 44 43 58 40.5 46.5 99 43 66 13.5 28 64 31 6.5 12.5 28 14 12.8 M4 4.5 1/8 VCL21 86 22 23 46 44 44 58 41.5 46.5 99 44 66 18 36 67 31 8.5 12.5 28 18 12.8 M4 6 1/4 99 24 25 56.5 46 54.5 60 52 48.5 101 54.5 68 22 40 81.5 36.5 11 15 32 20 19 M5 8 1/4, 3/8 VCL31 104 24 25 59 46 57 60 54.5 48.5 101 57
Approx. 300 F D Approx. 280 D Q F C G (PF) 1/2 C R R E E B A H 2-P Port size 2-P A B H 2-M Port size 2-M Thread depth N L L K K Conduit terminal: T F (Q) 34 25 U R C G (PF) 1/2 E B A H D 2-P Port size (S) 2-M L K N.C.
Approx. 300 F D Approx. 280 D Q F C G (PF) 1/2 C R R E E B A H 2-P Port size 2-P A B H 2-M Port size 2-M Thread depth N L L K K Conduit terminal: T F (Q) 34 25 U R C G (PF) 1/2 E B A H D 2-P Port size (S) 2-M L K N.C.
terminal: T P Port size Rc A B C D E F H K L M N Model Note) U Q V R Q R Q R S Q R S 83 22 23 45 44 43 58 40.5 46.5 99 43 66 13.5 28 64 31 6.5 12.5 28 14 12.8 M4 4.5 1/8 VCL21 86 22 23 46 44 44 58 41.5 46.5 99 44 66 18 36 67 31 8.5 12.5 28 18 12.8 M4 6 1/4 99 24 25 56.5 46 54.5 60 52 48.5 101 54.5 68 22 40 81.5 36.5 11 15 32 20 19 M5 8 1/4, 3/8 VCL31 104 24 25 59 46 57 60 54.5 48.5 101 57
AC 110 12 2 12 3 q e w e t y 220 10 1 10 1.5 440 6 1 3 1 550 5 0.8 2 0.5 r b contact w a contact r q DC 24 3 2.5 3 2.5 C C 48 1.5 1.2 1.5 1.25 When rising pressure q w = ON e r = OFF When rising pressure q e r y = ON q w r t = OFF 110 0.5 0.25 0.5 0.2 220 0.25 0.1 0.25 0.1 Insulation resistance: 100 M or more at 500 VDC by megameter Voltage resistance: 2000 VAC/1 min. 16-9-5 2 Series
AC 110 12 2 12 3 q e w e t y 220 10 1 10 1.5 440 6 1 3 1 550 5 0.8 2 0.5 r b contact w a contact r q DC 24 3 2.5 3 2.5 C C 48 1.5 1.2 1.5 1.25 When rising pressure q w = ON e r = OFF When rising pressure q e r y = ON q w r t = OFF 110 0.5 0.25 0.5 0.2 220 0.25 0.1 0.25 0.1 Insulation resistance: 100 M or more at 500 VDC by megameter Voltage resistance: 2000 VAC/1 min. 16-9-5 Series
How to Find the Flow Rate (at air temperature of 20C) Subsonic flow when P1 + 0.1013 < 1.89 (P2 + 0.1013) Q = 226S P(P2 + 0.1013) Sonic flow when P1 + 0.1013 1.89 (P2 + 0.1013) Q = 113S (P1 + 0.1013) Q: Air flow rate [l/min (ANR)] S: Effective area (mm) P: Differential pressure (P1P2) [MPa] P1: Upstream pressure [MPa] P2: Downstream pressure [MPa] Correction for different air temperatures
-9200-www.stevenengineering.com Plug-in type Type 51F Replacement Parts Plug-in type Type 51G q Description Material No.
Approx. 300 F D Approx. 280 D Q F C G1/2 C R R E E B A H 2-P Port size 2-P A 2-M Thread depth N B H Port size 2-M Thread depth N L L K K Conduit terminal: T F (Q) 34 25 U R C G1/2 E B A H D 2-P Port size (S) 2-M Thread depth N L K (mm) Electrical entry P Port size Model Grommet: G Conduit: C Conduit terminal: T M L K H F E D C B N A U S R Q R Q R Q M4 12.8 14 28 12.5 6.5 31 64 28 4.5 13.5
Approx. 300 F D Approx. 280 D Q F C G1/2 C R R E E B A H 2-P Port size 2-P A 2-M Thread depth N B H Port size 2-M Thread depth N L L K K Conduit terminal: T F (Q) 34 25 U R C G1/2 E B A H D 2-P Port size (S) 2-M Thread depth N L K (mm) Electrical entry P Port size Model Grommet: G Conduit: C Conduit terminal: T M L K H F E D C B N A U S R Q R Q R Q M4 12.8 14 28 12.5 6.5 31 64 28 4.5 13.5