3

When P2 + 0.1 b, choked flow P1 + 0.1 293 Q = 600 x C (P1 + 0.1) (1) 273 + T When P2 + 0.1 > b, subsonic flow P1 + 0.1 VXH VXF VX3 VXA 2 P2 + 0.1 b P1 + 0.1 Q = 600 x C (P1 + 0.1) 1 (2) 1 b 293 273 + T 227 VXS Series Q : Air flow rate [L/min (ANR)] C : Sonic conductance [dm3/(sbar)], dm3 (Cubic decimeter) of SI = L (liter). b : Critical pressure ratio [] P1 : Upstream pressure [MPa

VCW

6 to 12 LVA 27.5 F Q S F (Q) 34 LVH LVD LVQ 25 U LQ R C R C LVN (44) G1/2 TI/ TIL E B A H D E (S) G1/2 2-P Port size PA B A H D 2-M Thread depth N 2-P Port size PAX 2-M Thread depth N L PB L K K N.C.

VCW

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.

ISG

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

VCW

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.

Series VC, Direct Operated, 2 Port Solenoid Valve for Water, Series VCW

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.

VCB

bracket) are included with the above parts. 3 Direct Operated 2 Port for Heated Water Series VCB Dimensions Grommet: G Conduit: C Q 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

Series VC, Series VCB, Direct Operated 2 Port Solenoid Valve for Heated Water

bracket) are included with the above parts. 3 Series VCB Direct Operated 2 Port for Heated Water Dimensions (mm) 1in = 25.4mm Grommet: G Conduit: C Q 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

Rotary Actuator Rack & Pinion Style Series CRA1 Size: 30, 50, 63, 80, 100 1

-20A P294030-20A P294030-20A @8 CRA180 Nickel plated Steel wire Needle valve P294040-23 P294040-20 P294040-20 P294040-20 @9 CRA1100 Nickel plated Steel wire Lock nut P294050-23A P294050-20A P294050-20A P294050-20A #0 Corresponding parts o, !

Rotary Actuator Rack & Pinion Style Series CRA1 Size: 30, 50, 63, 80, 100 1

-20A P294030-20A P294030-20A @8 CRA180 Nickel plated Steel wire Needle valve P294040-23 P294040-20 P294040-20 P294040-20 @9 CRA1100 Nickel plated Steel wire Lock nut P294050-23A P294050-20A P294050-20A P294050-20A #0 Corresponding parts o, !

VNB

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-

VCL

LVC DIN terminal: D Conduit terminal: T Cable 6 to 12 LVA F S Q 27.5 34 F (Q) LVH LVD LVQ LQ R C U 25 LVN C (44) R E R TI/ TIL G1/2 E PA G1/2 A H D (S) B B A H D 2-P Port size 2-P Port size PAX 2-M Thread depth N 2-M Thread depth N PB L L K K N.C.

Plug-in/Plug Lead: Single Unit

A) 4 (B) 2 (A) 4 (B) 2 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) q w e q w VQ5201 VQ5200 (A) 4 (B) 2 (A) 4 (B) 2 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) e e r q w r q w VQ5301 VQ5401 VQ5300 VQ5400 (A) 4 (B) 2 (A) 4 (B) 2 (A) 4 (B) 2 (A) 4 (B) 2 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) VQ5500 (A) 4 (B) 2 VQ5501 (A) 4 (B) 2 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1

Series VQ4000 Base Mounted Plug-in/Plug Lead Single Unit For details about certified products conforming to international standards, visit us at www.smcworld.com.

w e q w VQC SQ VQ0 4 (B) 2 4 (B) 2 (A) (A) VQ4151 VQ4150 VQ4 VQ5 1 (P) (R1) (R2) 3 5 1 (P) (R1) (R2) 3 5 VQZ e q w e q w VQD 4 (B) 2 4 (B) 2 (A) (A) VQ4250 VQ4251 1 (P) (R1) (R2) 3 5 1 (P) (R1) (R2) 3 5 e q w r e q w r 4 (B) 2 4 (B) 2 (A) (A) VQ4351 VQ4350 1 (P) (R1) (R2) 3 5 1 (P) (R1) (R2) 3 5 4 (B) 2 (A) 4 (B) 2 (A) VQ4451 VQ4450 1 (P) (R1) (R2) 3 5 1 (P) (R1) (R2) 3 5 4 (B) 2 (A) 4 (B

 

Construction Standard type Double acting type N.C. type N.O. type w e q q e w q e w y t r A B A B With flow rate adjustment u Component Parts No.

ISG

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

Plug-in/Plug Lead: Single Unit

VQ5151 VQ5150 (A) 4 (B) 2 (A) 4 (B) 2 VQ5 VQZ 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) VQD q w e q w VQ5251 (A) 4 (B) 2 VQ5250 (A) 4 (B) 2 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) e r q w r q w e VQ5350 VQ5450 VQ5351 VQ5451 (A) 4 (B) 2 (A) 4 (B) 2 (A) 4 (B) 2 (A) 4 (B) 2 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) 1 (P) 5 (R1) 3 (R2) VQ5550 VQ5551 (A) 4 (B) 2 (A) 4 (B) 2 1

VCS

Note 1) The same bracket is used for VCS3 and VCS4 (port size 1/2). 17-2-44 7 Series VCS Direct Operated 2 Port Solenoid Valve For Steam Dimensions Grommet:G Conduit: C Q 300 F D 280 D Q F VC C G1/2 C R R VDW VQ E E B A H 2-P Port size VX2 A B H 2-P 2-M Thread depth N 2-M Thread depth N VX Port size Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main

VCB

-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com VX3 L L VXA K VN K Conduit terminal: T LVC LVA F (Q) 34 LVH LVD LVQ 25 U LQ R C LVN G1/2 TI/ TIL E B A H D 2-P Port size (S) PA 2-M Thread depth N PAX L PB K (mm) Electrical entry P Port size B C A D E F H K L M N Grommet:G Conduit:C Conduit terminal:T Model Q R Q R Q R S U 13.5 28 64 1/8 31 6.5

Manifold Specifications

Cv C [dm3/(sbar)] b Cv 1.3 0.12 0.31 1.5 0.12 0.37 1.4 0.12 0.33 1.6 0.11 0.36 1.4 0.12 0.33 1.6 0.11 0.36 1.4 0.12 0.35 1.6 0.10 0.36 1.4 0.14 0.36 1.5 0.11 0.35 1 4/2 (P A/B) 4/2 5/3 (A/B R1/R2) Manifold Option Parts Assembly Individual SUP spacer An individual SUP spacer set on manifold block can form SUP port for every valve.