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 (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
6 q !4 @1 w @4 !0 y !3 !5 @3 !0 !
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
In the case of liquid: P Q = 53Kv (9) G Q : Flow rate [L/min] Kv : Flow coefficient [m3/h] P : Pressure difference [MPa] G : Relative density [water = 1] In the case of saturated aqueous vapor: Q = 232Kv P(P2 + 0.1) (10) Q : Flow rate [kg/h] Kv : Flow coefficient [m3/h] P : Pressure difference [MPa] P1 : Upstream pressure [MPa]: P = P1 P2 P2 : Downstream pressure [MPa] 230 Solenoid Valve
(mm) Electrical entry P Port size A B C D E F H K L M N Model Grommet: G Conduit: C DIN terminal: D Conduit terminal: T Q R Q R Q R S Q R S U 13.5 28 64 31 6.5 12.5 28 14 12.8 M4 4.5 22 45 44 43 58 40.5 46.5 99 43 66 83 1/8 VCW21 18 36 67.5 31 8.5 12.5 28 18 12.8 M4 6 22 46 44 44 58 41.5 46.5 99 44 66 86 1/4 22 40 81.5 36.5 11 15 32 20 19 M5 8 24 56.5 46 54.5 60 52 48.5 101 54.5 68 99 1/4
Grommet: G Conduit: C 2-M 2-M L L K Approx. 300 K Q F D Approx. 280 D Q F C R C G (PF) 1/2 R E B A H E 2-P Port size A H 2-P Port size B DIN connector: D Conduit terminal: T 2-M 2-M L L K Cable 6.8 to 10 K 27.5 F F Q (Q) 34 S 25 U R C R C G (PF) 1/2 (44) E B A H D (S) E G (PF) 1/2 B A H D 2-P Port size 2-P Port size N.C.
Grommet: G Conduit: C Approx. 300 Approx. 280 D D Q F Q F C C G (PF) 1/2 R R E E A H 2-P Port size 2-M B B A H 2-P Port size 2-M L L K K DIN connector: D Conduit terminal: T Cable 6.8 to 10 27.5 F F Q (Q) S 34 25 U R C R C (44) G (PF) 1/2 E B A H D 2-P Port size (S) E G (PF) 1/2 B A H D 2-M 2-P Port size 2-M L L K K N.C.
Grommet: G Conduit: C Approx. 300 Approx. 280 D D Q F Q F C C G (PF) 1/2 R R E E A H 2-P Port size 2-M B B A H 2-P Port size 2-M L L K K DIN connector: D Conduit terminal: T Cable 6.8 to 10 27.5 F F Q (Q) S 34 25 U R C R C (44) G (PF) 1/2 E B A H D 2-P Port size (S) E G (PF) 1/2 B A H D 2-M 2-P Port size 2-M L L K K N.C.
indicator light: DL) Main port Rc A B C D E F G H I J K L M N P Q R S T U V W Model VNB2V-10A VNB2V-15A VNB3V-20A VNB4V-25A 3 8 1 2 3 4 1 63 42 28 14 72.5 80.5 75 87 97 114 126.5 170.5 173.5 180.5 52 26 4.5 24.3 2.3 25 34 55 80 90 50 60 35 40 17.5 20 84 100 92 108 80 81 92 93 102 103 125.5 141.5 138 154 182 198 185 201 192 208 62 72 31 36 5.5 6.5 28.3 33.3 2.3 2.3 30 35 43 49 60.5 73 17-