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Direct Air Operated 3 Port Valve VXA31/32 Series (VXA3125A-00)

Direct Air Operated 3 Port Valve VXA31/32 Series VXA3125A-00

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.

VXA3125A-00

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
VXA3125A-00
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

SGD 111.30

1 Piece(s) 32 Day(s) Water / Oil--Linear Motion Type2.2Single Solenoidnull~0.5Multi-PortFKMBrassNone

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Basic Information

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

Please check the type/dimensions/specifications of the part VXA3125A-00 in the Direct Air Operated 3 Port Valve VXA31/32 Series series.

Similar Part Numbers

Part Number
VXA3114A-02N
VXA3114H-01-B
VXA3114J-02-B
VXA3134-01
VXA3134-01-B
VXA3134-02
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

SGD 111.30

1 Piece(s) 32 Day(s) Water / OilNPT1/4Linear Motion Type1.5Single Solenoidnull~1.0Single ItemFKMBrassNone

SGD 198.57

1 Piece(s) 32 Day(s) Water / Oil[Rc (R)] Rc1/8Linear Motion Type1.5Single Solenoidnull~1.0Single ItemFKMSUSYes

-

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

SGD 87.15

1 Piece(s) 32 Day(s) -[Rc (R)] Rc1/8Linear Motion Type3Single Solenoidnull~0.3Single ItemNBRBrassNone

SGD 89.83

1 Piece(s) 32 Day(s) -[Rc (R)] Rc1/8Linear Motion Type3Single Solenoidnull~0.3Single ItemNBRBrassYes

SGD 87.15

1 Piece(s) 32 Day(s) -[Rc (R)] Rc1/4Linear Motion Type3Single Solenoidnull~0.3Single ItemNBRBrassNone

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