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3-Port 3-Position Valve VEX3 Series (Air Operated / Pilot Solenoid) (VEX3120-021-F)
An SMC 3-position valve with 3 manual operating methods added.
[Features]
· Intermediate stopping of cylinders with a maximum ø125 (diameter 125 mm) is possible.
· Power consumption: 1 W.
· Body ported type.
· Body type: Air-operated type S / pilot solenoid type.
· Thread type: Rc, G, NPT.
· Operating method: External pilot solenoid type / Internal pilot solenoid type.
(i)Caution
- Refer to the manufacturer's catalog for specification and material details.
- Product images may be representative images. Refer to the manufacturer's catalog for shape details.
Part Number
Configured Part Number is shown.
VEX3120-021-F
3-Port 3-Position Valve, Body Ported VEX3 Series specifications
3-Port 3-Position Valve, Body Ported, Air Operated Type external appearance
3-Port 3-Position Valve, Body Ported, Pilot Solenoid Type external appearance
| Model | Body Ported Types | VEX312□-01 VEX312□-02 | VEX332□-02 VEX332□-03 VEX332□-04 |
|---|---|---|---|
| Operating Method | Air operated type, external pilot solenoid type, internal pilot solenoid type | ||
| Usable Fluids | Air | ||
| Air operated type operating pressure range MPa | Operating Pressure Range | -101.2 kPa to 1.0 | |
| Pilot Pressure Range | 0.2 to 1.0 | ||
| Internal pilot operating pressure range MPa | 0.2 to 0.7 | ||
| External pilot operating pressure range MPa | Operating Pressure Range | -101.2 kPa to 1.0 | |
| Pilot Pressure Range | 0.2 to 0.7 | ||
| Fluid temperature and ambient temperature | 0 to +50°C (air operated type: 0 to 60°C) | ||
| Response time (at 0.5 MPa pilot pressure) | 40 ms or less | 60 ms or less*1 | |
| Maximum Operating Frequency | 3 Hz | ||
| Mounting Orientation | Free | ||
| Lubrication2* | Not required (Use turbine oil Class 1 ISO VG32, if lubricated) | ||
*1: 96 ms or less in the case of AC.
*2: The non-lubricated specification is not available for these models.
Internal pilot solenoid type / External pilot solenoid type
Symbols for air operated type
Symbols for external pilot solenoid type
Symbols for internal pilot solenoid type
Pilot solenoid valve specifications
| Model | VEX3121, VEX3321 VEX3122, VEX3322 | |||
|---|---|---|---|---|
| Pilot Valve | V114□, V115□ | |||
| Electrical Entry | Grommet (G), L plug connector (L), M plug connector (M), DIN terminal (D) | |||
| Coil rated voltage (V) | AC (50/60 Hz) | 100 V, 110 V, 200 V, 220 V | ||
| DC | 3 V, 5 V, 6 V, 12 V, 24 V | |||
| Allowable Voltage Fluctuation | -10% to +10% of rated voltage* | |||
| Apparent Power VA | AC | G, L, M | 100 V | 0.78 (with light: 0.81) |
| 110 V | 0.86 (with light: 0.89) | |||
| 200 V | 1.18 (with light: 1.22) | |||
| 220 V | 1.30 (with light: 1.34) | |||
| D | 100 V | 0.78 (with light: 0.87) | ||
| 110 V | 0.86 (with light: 0.97) | |||
| 200 V | 1.15 (with light: 1.30) | |||
| 220 V | 1.27 (with light: 1.46) | |||
| Power Consumption W | DC | G, L, M | 1.0 (with light: 1.1) | |
| D | 1.0 (with light: 1.1) | |||
*Allowable voltage fluctuation for S and Z types: 24 V DC: -7 to +10% / 12 V DC: -4 to +10%
Flow Rate Characteristics / Weight Table
| Model | Piping connection port diameter | Flow Rate Characteristics | Weight kg | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 (P)→2 (A) | 2 (A)→1 (P) | 3 (R)→2 (A) | 2 (A)→3 (R) | Air operated type | (External/Internal) Pilot solenoid type | |||||||
| C (dm / [s·bar]) | b | C (dm / [s·bar]) | b | C (dm / [s·bar]) | b | C (dm / [s·bar]) | b | |||||
| Body Ported Types | VEX312□-01 | 1/8 | 2.4 | 0.19 | 2.4 | 0.31 | 2.3 | 0.36 | 2.5 | 0.22 | 0.1 | 0.2 |
| VEX312□-02 | 1/4 | 3.5 | 0.35 | 3.3 | 0.49 | 3.1 | 0.46 | 3.5 | 0.33 | 0.1 | 0.2 | |
| VEX332□-02 | 1/4 | 4.1 | 0.36 | 4.3 | 0.42 | 4.1 | 0.41 | 4.6 | 0.25 | 0.3 | 0.4 | |
| VEX332□-03 | 3/8 | 8.7 | 0.29 | 7.9 | 0.52 | 7.8 | 0.51 | 8.7 | 0.33 | 0.3 | 0.4 | |
| VEX332□-04 | 1/2 | 9.8 | 0.37 | 9.6 | 0.52 | 9.1 | 0.53 | 11 | 0.37 | 0.3 | 0.4 | |
Structure Drawing
VEX3120 (air operated) structure drawing
VEX3320 (air operated) structure drawing
| Number | Part name | Material |
|---|---|---|
| 1 | Body | Aluminum alloy |
| 2 | Cover | Aluminum alloy |
| 3 | Drive piston | Aluminum alloy |
| 4 | Center spring | Stainless steel |
| 5 | Valve guide | Aluminum alloy |
| 6 | Poppet Valve | Aluminum alloy, rubber |
| 7 | Shaft | Stainless steel |
| 8 | Sub-plate | Aluminum alloy |
Drawing: Body ported type / VEX312□
(Unit: mm)
External pilot solenoid: VEX3121 / Internal pilot solenoid: VEX3122 dimensional drawing
(Unit: mm)
Air operated: VEX3120 dimensional drawing
(Unit: mm)
DlN terminal (D) dimensional drawing
*See the manufacturer's catalog for how to use the DIN terminal connector.
*See the manufacturer's catalog for information other than that above.
| Part Number |
|---|
| VEX3120-021-F |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Type | Specifications | Number of Solenoids | Switching Type | Voltage | Pipe Port Type | Plumbing Thread Nominal | Applicable Cylinder Dia. (Ø) | Driving Type | Seal Type | Pressure Rating (MPa) | Pilot Air Supply | Manual Switch | Lead wire electrical entry | Manual | Indicator light / Surge voltage suppressor | Body type | Option | Body size |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
- | 1 Piece(s) | Quote | Master Valve | Standard / Lubrication Free | Double | 2-Position Normally Closed | - | [Rc (R)] Rc | 1/4 | - | Pilot Type Poppet | - | -0.1 to 1 | - | Non-Locking | - | Non-locking, push type | None | Air operated type | With foot bracket | 12 |
Loading...
Basic Information
| Application | Single Use | Number of Ports | 3-Port Valve | Mounting Orientation | Direct |
|---|---|---|---|---|---|
| Status at Power Off | Self-Recovery (Spring Return) | Plumbing | Direct Plumbing |
Please check the type/dimensions/specifications of the part VEX3120-021-F in the 3-Port 3-Position Valve VEX3 Series (Air Operated / Pilot Solenoid) series.
Specification/Dimensions
-
Specifications
- Standard
- Lubrication Free
-
Voltage
- DC12V
- DC24V
- AC100V
- AC200V
- AC220V
-
Applicable Cylinder Dia.(Ø)
-
Seal Type
- Standard
-
Pilot Air Supply
- Internal
- External
-
Lead wire electrical entry
- Grommet lead wire length 300 mm
- L plug connector with lead wire, wire length 300 mm
- M plug connector with lead wire, lead wire length 300 mm
- Grommet wire length 600 mm
- DIN terminal (with connector)
- DIN terminal (without connector)
- L plug connector without lead wire
- L plug connector, without connector
- M plug connector without lead wire
- M plug connector, without connector
-
type
- VEX3
- VEX3□0
- VEX3□1
- VEX3□2
-
Type
- Solenoid Valves
- Master Valve
-
Number of Solenoids
- Double
-
Switching Type
- 2-Position Normally Closed
- 3-Position Closed Center
-
Pipe Port Type
- Rc (R)
- NPT
- G
- Rc (R)
-
Plumbing Thread Nominal
-
Driving Type
- Pilot Type Poppet
- Pilot Type Spool
-
Pressure Rating(MPa)
- 0.2 to 0.7
- -0.1 to 1
-
Manual Switch
- Non-Locking
- Lock
-
Manual
- Locking type, screwdriver operated
- Non-locking, push type
- Push-turn locking hand-operated type
- Push-turn locking screwdriver-operated type
-
Indicator light / Surge voltage suppressor
- None
- With indicator light and surge voltage suppressor
- With indicator light and surge voltage suppressor (non-polar type)
- With surge voltage suppressor
- With surge voltage suppressor (non-polar type)
-
Body type
-
Option
- Bracket / Silencer for pilot exhaust (PE)
- Foot bracket / Silencer for pilot exhaust (PE)
- None
- Silencer for pilot exhaust (PE)
- With bracket
- With foot bracket
-
Body size
- 12
- 32
-
CAD
- 2D
- 3D
Days to Ship
-
- All
- 32 Day(s) or Less
Specify Alterations
- The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .
Similar Part Numbers
| Part Number |
|---|
| VEX3120-011-F |
| VEX3120-021 |
| VEX3120-021-B |
| VEX3120-02F1-F |
| VEX3120-02N1-B |
| VEX3121-011D1 |
| Part Number | Standard Unit Price | Minimum order quantity | Volume Discount | Days to Ship | Type | Specifications | Number of Solenoids | Switching Type | Voltage | Pipe Port Type | Plumbing Thread Nominal | Applicable Cylinder Dia. (Ø) | Driving Type | Seal Type | Pressure Rating (MPa) | Pilot Air Supply | Manual Switch | Lead wire electrical entry | Manual | Indicator light / Surge voltage suppressor | Body type | Option | Body size |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
- | 1 Piece(s) | Quote | Master Valve | Standard / Lubrication Free | Double | 2-Position Normally Closed | - | [Rc (R)] Rc | 1/8 | - | Pilot Type Poppet | - | -0.1 to 1 | - | Non-Locking | - | Non-locking, push type | None | Air operated type | With foot bracket | 12 | ||
- | 1 Piece(s) | Quote | Master Valve | Standard / Lubrication Free | Double | 2-Position Normally Closed | - | [Rc (R)] Rc | 1/4 | - | Pilot Type Poppet | - | -0.1 to 1 | - | Non-Locking | - | Non-locking, push type | None | Air operated type | None | 12 | ||
- | 1 Piece(s) | Quote | Master Valve | Standard / Lubrication Free | Double | 2-Position Normally Closed | - | [Rc (R)] Rc | 1/4 | - | Pilot Type Poppet | - | -0.1 to 1 | - | Non-Locking | - | Non-locking, push type | None | Air operated type | With bracket | 12 | ||
- | 1 Piece(s) | Quote | Master Valve | Lubrication Free | - | 3-Position Closed Center | - | G | 1/4 | 20 to 100 | Pilot Type Poppet | Standard | -0.1 to 1 | External | Non-Locking | - | - | - | Air operated type | - | 12 | ||
- | 1 Piece(s) | Quote | Master Valve | Lubrication Free | - | 3-Position Closed Center | - | NPT | 1/4 | 20 to 100 | Pilot Type Poppet | Standard | -0.1 to 1 | External | Non-Locking | - | - | - | Air operated type | With bracket | 12 | ||
- | 1 Piece(s) | Quote | Solenoid Valves | Standard / Lubrication Free | Double | 2-Position Normally Closed | AC100V | [Rc (R)] Rc | 1/8 | - | Pilot Type Spool | - | -0.1 to 1 | External | Non-Locking | DIN terminal (with connector) | Non-locking, push type | None | Pilot solenoid type | None | 12 |
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