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Direct Air Operated 3 Port Valve VXA31/32 Series

Direct Air Operated 3 Port Valve VXA31/32 Series

An air operated valve made by SMC.
[Features]
· Can control a wide variety of fluids. Abundant variety of combinations.
· An easy-to-use combination type that can be used as a normally open type or a normally closed type. (C.O.)
· Easy to disassemble and reassemble in a short time.
· Can control fluids with high viscosity (500 mm2/s).

(i)Caution

  • Product images may be representative images. Refer to the catalog for details.

PDF

Japanese Only

Part Number

Configured Part Number is shown.

Direct Air Operated 3 Port Valve VXA31/VXA32 Series Specifications

Direct Air Operated 3 Port Valve VXA31/VXA32 Series external appearance

Direct Air Operated 3 Port Valve VXA31/VXA32 Series external appearance

Common (C.O.) display symbol

Common (C.O.) display symbol

Piping Connection Port DiameterOrifice Diameter
mm
ModelMaximum Operating Pressure Differential
MPa
Flow Rate CharacteristicsMaximum System Pressure
MPa
Proof Pressure
MPa
Weight
g
Water/Oil
Av × 10-6 m2Conversion Cv
1/8 (6A)1.5VXA31141.01.90.081.01.5280
2.2VXA31240.53.80.16
3VXA31340.38.00.24
1/4 (8A)1.5VXA31141.01.90.08
2.2VXA31240.53.80.16
VXA32241.04.60.19410
3VXA31340.38.00.24280
VXA32340.69.00.33410
4VXA32440.3120.50
3/8 (10A)2.2VXA32241.04.60.19
3VXA32340.69.00.33
4VXA32440.3120.50

Fluid Temperature and Ambient Temperature

Temperature ConditionsFluid Temperature °CAmbient Temperature
°C
Water
(Standard)
Oil
(Standard)
*2Vacuum
(V, M)
Maximum40404040
Minimum1*1-5-5-5
  • *1: 1,500 mm2/s or less.
  • *2: The V, M, etc. within the ( ) are option symbols.

Fluid

Standard Specification

  • Water (general, up to 40°C)
  • Turbine oil

Options*

  • Medium vacuum (0.1 Pa·abs): V, M
  • Non-leak (10-6 Pa·m3/sec or less): V, M

*See the "Applicable Fluids Checklist" in the SMC catalog for non-standard special fluids and optional specifications.

Valve Airtightness (Leakage Rate)

Seal material: NBR, FKM, EPDM

  • Fluid: 0.1 cm3/min or less
  • *Non-leak, vacuum: 10-6 Pa·m3/sec or less

*The value is for options V and M (non-leak and vacuum).

Product Dimensions

 

(Units: mm)

 

Direct Air Operated 3 Port Valve VXA31/VXA32 Series dimensional drawing

Direct Air Operated 3 Port Valve VXA31/VXA32 Series dimensional drawing

 

(Units: mm)

 

ModelSymbol
Piping Connection Port Diameter
P
ABCDEFGHJWith Bracket
KLM
VXA311/8, 1/41920182022.542.571812162914.5
VXA321/4, 3/82520212027.547.58090277.53217

Product Diagram

Direct Air Operated 3 Port Valve VXA31/VXA32 Series diagram

Direct Air Operated 3 Port Valve VXA31/VXA32 Series diagram

NumberPart NameMaterial
StandardOption
1Body AssemblyBrassSUS
2Retainer AssemblyBrassSUS
3Valve AssemblyNBR/PPSFKM/EPDM
PPS
4AdapterBrassSUS
5Travel AssemblySUS, NBR, polyacetalFKM/EPDM
SUS
6Pilot CoverAluminum-
7Piston SpringSUS-
8Piston AssemblyPolyacetal, NBR-
9O-RingNBRFKM/EPDM

*See the SMC catalog for product information other than the above.

Part Number
VXA3114-02-B
VXA3114-02T
VXA3114A-02N
VXA3114J-02-B
VXA3114M-02-B
VXA3124-02
VXA3124-02N
VXA3124A-02
VXA3124A-02-B
VXA3124H-02-B
VXA3124M-02-B
VXA3124N-02-B
VXA3124P-02-B
VXA3124V-02
VXA3124V-02-B
VXA3134-02
VXA3134-02-B
VXA3134-02N
VXA3134G-02N-B
VXA3134V-02
VXA3134V-02-B
VXA3134V-02N-B
VXA3224-02
VXA3224-02-B
VXA3224-02N
VXA3224-02N-B
VXA3224A-02N
VXA3224B-02
VXA3224H-02N-B
VXA3224J-02N-B
VXA3224M-02-B
VXA3224M-02N-B
VXA3224V-02-B
VXA3234-02-B
VXA3234V-02-B
VXA3234V-02F
VXA3234V-02F-B
VXA3234V-02N-B
VXA3244-02
VXA3244-02-B
VXA3244-02N
VXA3244-02N-B
VXA3244-02T-B
VXA3244G-02-B
VXA3244M-02-B
VXA3244N-02N-B
VXA3244V-02-B
VXA3244V-02N-B
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipApplicable Fluid Connection Type Plumbing Thread Nominal Driving Type Orifice Dia.
(Ø)
Number of Solenoids Operating Pressure Differential Range
(MPa)
Application Sealing materials Body material Bracket

MYR 339.90

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type1.5Single Solenoid~1.0Single ItemNBRBrassYes

-

1 Piece(s) Quote Air / Water / Oil / GasNPTF1/4---~1.0Single ItemNBR-None

MYR 421.12

1 Piece(s) 21 Day(s) Water / OilNPT1/4Linear Motion Type1.5Single Solenoid~1.0Single ItemFKMBrassNone

-

1 Piece(s) Quote Air / Water / Oil / Gas[Rc (R)] Rc1/4---~1.0Single ItemEPDMSUSYes

MYR 832.55

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type1.5Single Solenoid~1.0Single ItemFKMSUSYes

MYR 329.75

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemNBRBrassNone

MYR 329.75

1 Piece(s) 21 Day(s) -NPT1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemNBRBrassNone

MYR 421.12

1 Piece(s) 21 Day(s) Water / Oil[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemFKMBrassNone

MYR 431.28

1 Piece(s) 21 Day(s) Water / Oil[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemFKMBrassYes

MYR 751.33

1 Piece(s) 21 Day(s) Water / Oil[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemFKMSUSYes

MYR 832.55

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemFKMSUSYes

MYR 791.93

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemFKMSUSYes

-

1 Piece(s) Quote Oil[Rc (R)] Rc1/4-2.2-~0.5Single ItemEPDMSUSYes

MYR 573.42

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemFKMBrassNone

MYR 583.58

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~0.5Single ItemFKMBrassYes

MYR 329.75

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type3Single Solenoid~0.3Single ItemNBRBrassNone

MYR 339.90

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type3Single Solenoid~0.3Single ItemNBRBrassYes

MYR 329.75

1 Piece(s) 21 Day(s) -NPT1/4Linear Motion Type3Single Solenoid~0.3Single ItemNBRBrassNone

-

1 Piece(s) Quote Air / Water / Oil / GasNPT1/4---~0.3Single ItemNBRSUSYes

MYR 573.42

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type3Single Solenoid~0.3Single ItemFKMBrassNone

MYR 583.58

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type3Single Solenoid~0.3Single ItemFKMBrassYes

MYR 583.58

1 Piece(s) 21 Day(s) VacuumNPT1/4Linear Motion Type3Single Solenoid~0.3Single ItemFKMBrassYes

MYR 461.73

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemNBRBrassNone

MYR 471.90

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemNBRBrassYes

MYR 461.73

1 Piece(s) 21 Day(s) -NPT1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemNBRBrassNone

MYR 471.90

1 Piece(s) 21 Day(s) -NPT1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemNBRBrassYes

MYR 568.57

1 Piece(s) 21 Day(s) Water / OilNPT1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemFKMBrassNone

MYR 512.52

1 Piece(s) 21 Day(s) Oil[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemEPDMBrassNone

-

1 Piece(s) Quote Water / OilNPT1/4-2.2-~1.0Single ItemFKMSUSYes

-

1 Piece(s) Quote Air / Water / Oil / GasNPT1/4-2.2-~1.0Single ItemEPDMSUSYes

MYR 1,035.60

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemFKMSUSYes

MYR 1,035.60

1 Piece(s) 21 Day(s) VacuumNPT1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemFKMSUSYes

MYR 771.63

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type2.2Single Solenoid~1.0Single ItemFKMBrassYes

MYR 471.90

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type3Single Solenoid~0.6Single ItemNBRBrassYes

MYR 771.63

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type3Single Solenoid~0.6Single ItemFKMBrassYes

MYR 761.48

1 Piece(s) 21 Day(s) VacuumG1/4Linear Motion Type3Single Solenoid~0.6Single ItemFKMBrassNone

MYR 771.63

1 Piece(s) 21 Day(s) VacuumG1/4Linear Motion Type3Single Solenoid~0.6Single ItemFKMBrassYes

MYR 771.63

1 Piece(s) 21 Day(s) VacuumNPT1/4Linear Motion Type3Single Solenoid~0.6Single ItemFKMBrassYes

MYR 461.73

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type4Single Solenoid~0.3Single ItemNBRBrassNone

MYR 471.90

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type4Single Solenoid~0.3Single ItemNBRBrassYes

MYR 461.73

1 Piece(s) 21 Day(s) -NPT1/4Linear Motion Type4Single Solenoid~0.3Single ItemNBRBrassNone

MYR 471.90

1 Piece(s) 21 Day(s) -NPT1/4Linear Motion Type4Single Solenoid~0.3Single ItemNBRBrassYes

-

1 Piece(s) Quote Air / Water / Oil / GasNPTF1/4---~0.3Single ItemNBR-Yes

MYR 878.03

1 Piece(s) 21 Day(s) -[Rc (R)] Rc1/4Linear Motion Type4Single Solenoid~0.3Single ItemNBRSUSYes

MYR 1,035.60

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type4Single Solenoid~0.3Single ItemFKMSUSYes

MYR 1,010.02

1 Piece(s) 21 Day(s) -NPT1/4Linear Motion Type4Single Solenoid~0.3Single ItemFKMSUSYes

MYR 771.63

1 Piece(s) 21 Day(s) Vacuum[Rc (R)] Rc1/4Linear Motion Type4Single Solenoid~0.3Single ItemFKMBrassYes

MYR 771.63

1 Piece(s) 21 Day(s) VacuumNPT1/4Linear Motion Type4Single Solenoid~0.3Single ItemFKMBrassYes
Part Number
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipApplicable Fluid Connection Type Plumbing Thread Nominal Driving Type Orifice Dia.
(Ø)
Number of Solenoids Operating Pressure Differential Range
(MPa)
Application Sealing materials Body material Bracket

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  1. 1

Basic Information

Type Air Operating Type Operating Environment Standard Switching Type 3-Port Universal
Operating Temperature Range(°C) -5::40

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