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An air operated valve made by SMC.
[Features]
· Manifolds that are the same as for VF1000/3000/5000 series are available.
VFA1000 Series external appearance
VFA3000 Series external appearance
VFA5000 Series external appearance
Pilot pressure range for single - graph
Model | VFA1000 | VFA3000 | VFA5000 | |
---|---|---|---|---|
Fluid | Air | |||
Operating Pressure Range MPa | 2 Position Single | 0.15 to 1.0 | ||
2 position double / 3 position *2 | -101.2kPa to 1.0 | |||
Pilot Pressure Range MPa | 2 Position Single | (0.4× P+0.1) to 1.0 P: operating pressure | ||
2 Position Double | 0.1 to 1.0 | |||
3 Position | 0.15 to 1.0 | |||
Ambient and Working Fluid Temperature °C | -10 to +50 (no freezing.) | |||
Lubrication | Not required | |||
Mounting Orientation | Free | |||
Impact/Vibration Resistance (m/s2 *1) | 300/50 |
*1: Impact resistance: No malfunctions after testing under the following conditions: in the axial direction and at a right angle to the main valve with both pilot signal ON and OFF, once for each condition state. (Initial value)
Vibration resistance: No malfunctions occurred in a 1-sweep test between 45 and 2,000 Hz. The test was performed with both pilot signal ON and OFF and in the axial direction and at right angles to the main valve. (Initial value)
*2: Except VFA1000.
Valve Model | Switching Method | Piping Connection Port Diameter | Flow Rate Characteristics*1 | Weight (g)*2 | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
1, 4, 2 (P, A, B) | 5, 3 (EA, EB) | 1 → 4/2 (P → A/B) | 4/2 → 5/3 (A/B → EA/EB) | ||||||||
C [dm3/(s/bar)] | b | Cv | C [dm3/(s/bar)] | b | Cv | ||||||
VFA1□20-M5 | 2 Position | Single | M5 × 0.8 | 0.49 | 0.40 | 0.13 | 0.52 | 0.35 | 0.13 | 97 | |
Double | 0.49 | 0.40 | 0.13 | 0.52 | 0.35 | 0.13 | 120 | ||||
VFA1□20-01 | 2 Position | Single | 1/8 | M5 × 0.8 | 0.76 | 0.22 | 0.17 | 0.53 | 0.28 | 0.13 | 93 |
Double | 0.76 | 0.22 | 0.17 | 0.53 | 0.28 | 0.13 | 116 | ||||
VFA3□30-01 | 2 Position | Single | 1/8 | 3.0 | 0.38 | 0.78 | 2.8 | 0.30 | 0.67 | 135 | |
Double | 3.0 | 0.38 | 0.78 | 2.8 | 0.30 | 0.67 | 158 | ||||
3 Position | Closed Center | 2.4 | 0.31 | 0.64 | 1.8 | 0.37 | 0.46 | 175 | |||
Exhaust Center | 2.6 | 0.37 | 0.70 | 3.0 [2.5] | 0.32 [0.28] | 0.76 [0.62] | |||||
Pressure Center | 3.0 [1.4] | 0.42 [0.44] | 0.83 [0.39] | 2.4 | 0.27 | 0.59 | |||||
VFA3□30-02 | 2 Position | Single | 1/4 | 1/8 | 4.0 | 0.36 | 1.0 | 3.1 | 0.32 | 0.75 | 131 |
Double | 4.0 | 0.36 | 1.0 | 3.1 | 0.32 | 0.75 | 154 | ||||
3 Position | Closed Center | 2.4 | 0.45 | 0.68 | 1.9 | 0.37 | 0.47 | 171 | |||
Exhaust Center | 3.0 | 0.42 | 0.82 | 3.1 [2.7] | 0.36 [0.29] | 0.79 [0.66] | |||||
Pressure Center | 5.5 [1.4] | 0.37 [0.50] | 1.4 [0.40] | 2.6 | 0.32 | 0.64 | |||||
VFA5□20-02 | 2 Position | Single | 1/4 | 7.1 | 0.46 | 1.9 | 7.7 | 0.51 | 2.2 | 294 | |
Double | 7.1 | 0.46 | 1.9 | 7.7 | 0.51 | 2.2 | 329 | ||||
3 Position | Closed Center | 6.7 | 0.46 | 1.8 | 6.6 | 0.41 | 1.8 | 368 | |||
Exhaust Center | 7.1 | 0.42 | 1.9 | 8.0 [7.4] | 0.45 [0.47] | 2.2 [2.1] | |||||
Pressure Center | 6.8 [2.7] | 0.51 [0.50] | 2.0 [0.78] | 5.7 | 0.37 | 1.4 | |||||
VFA5□20-03 | 2 Position | Single | 3/8 | 8.8 | 0.44 | 2.4 | 10.0 | 0.49 | 2.9 | 280 | |
Double | 8.8 | 0.44 | 2.4 | 10.0 | 0.49 | 2.9 | 315 | ||||
3 Position | Closed Center | 7.5 | 0.43 | 2.0 | 7.5 | 0.38 | 1.9 | 354 | |||
Exhaust Center | 8.3 | 0.40 | 2.2 | 10.0 [8.7] | 0.48 [0.46] | 3.0 [2.4] | |||||
Pressure Center | 9.2 [3.0] | 0.50 [0.49] | 2.6 [0.85] | 6.1 | 0.35 | 1.6 |
*1: Values in [ ] are for the normal position.
*2: Values without bracket.
2 position single: VFA1000 diagram
2 position single: VFA3000, VFA5000 diagram
Number | Part Name | Material | Notes |
---|---|---|---|
1 | Body | Diecast aluminum | Urban white |
2 | Pilot Plate | Diecast aluminum | Urban gray |
3 | End Plate | Resin (VFA3130-F is diecast aluminum) Resin (VFA1120-F is diecast aluminum) | Urban white |
4 | Piston | Resin | - |
5 | Spool Valve | Aluminum, HNBR | - |
6 | Spring | SUS | - |
(Units: mm)
2 position single VFA1120-M5□(-F)(-P) dimensional drawing
(Units: mm)
2 position double VFA1220-M5□(-F)(-P) dimensional drawing
(Units: mm)
2 position single VFA1120-01□(-F)(-P) dimensional drawing
(Units: mm)
2 position double VFA1220-01□(-F)(-P) dimensional drawing
*See the SMC catalog for information other than that detailed above.
Part Number |
---|
VFA5420-03T |
Part Number | Price | Name | Minimum Order Qty. | Volume Discount | Days to Ship | Switching Type | Connection Type | Plumbing Thread Nominal | Driving Type | Operating Temperature Range (°C) | Bracket | Pilot number | Pilot port direction | Body type |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
฿ 8,842.96 | SMC MECHANICAL AIR VALVE | 1 Piece(s) | 17 Day(s) | [Others] 3-position exhaust center | NPTF | 3/8 | Pilot Type | - | No bracket | - | Upward | VFA1000/VFA5000 |
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Type | Air Operating Type | Applicable Fluid | Air | Operating Environment | Standard / No oil |
---|---|---|---|---|---|
Number of ports | 5 |
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