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A 2 port valve for compressed air and air-hydro circuit control made by SMC.
[Features]
· A universal 2 port valve exclusively for controlling air pressure systems and air-hydro circuits
· Cylinder actuation by external pilot air
· Balance poppet type that allows normal and reverse flow
· Can be operated at 0 MPa
· Wide variations
VNA Series external pilot solenoid type external appearance
VNA Series air-operated type external appearance
VNA□01 JIS symbol
VNA□02 JIS symbol
VNA□03 JIS symbol
VNA□11 JIS symbol
Fluid Temperature | VNA□□□A | *1 -5 to +60°C |
---|---|---|
VNA□□□B VNA□□□C | *1: -5 to +99°C (air-operated type only) | |
Ambient Temperature | *1 -5 to +50°C (60°C for air-operated type) | |
Proof Pressure | 1.5 MPa | |
Operating Pressure Range | 0 to 1 MPa | |
External Pilot Air | Pressure Range | 0.2 to 0.7 MPa |
Lubrication | Not required (if lubricating, use turbine oil class 1 ISO VG32 *2) | |
Temperature | *1: -5 to +50°C (60°C for air-operated type) | |
Mounting Orientation | *3: Unrestricted |
*1: No freezing.
*2: Do not lubricate if seal material is EPR.
*3: However, if the external pilot is a solenoid type, SMC recommends mounting the pilot solenoid valve in an upward facing vertical or horizontal orientation.
Model | Piping Connection Port Diameter Thread | Orifice Diameter ø(mm) | Flow Rate Characteristics | Weight (kg) | |||||
---|---|---|---|---|---|---|---|---|---|
Measured with Air | Measured with Water* | ||||||||
C (dm3/(bar·sec)] | b | Cv | Kv | Conversion Cv | Air Operated Type | External Pilot Solenoid Type | |||
VNA1□□□-6A | 1/8 | 10 | 3.5 | 0.35 | 0.88 | 0.9 | 1.0 | 0.1 | 0.2 |
VNA1□□□-8A | 1/4 | 5.9 | 0.24 | 1.5 | 1.5 | 1.7 | |||
VNA1□□□-10A | 3/8 | 7.9 | 0.16 | 1.9 | 1.8 | 2.1 | |||
VNA2□□□-10A | 15 | 16 | 0.35 | 3.8 | 3.9 | 4.5 | 0.3 | 0.4 | |
VNA2□□□-15A | 1/2 | 23 | 0.25 | 4.8 | 4.6 | 5.4 | |||
VNA3□□□-20A | 3/4 | 20 | 34 | 0.16 | 7.5 | 7.5 | 8.7 | 0.5 | 0.6 |
*This product cannot be used for water.
Model | Piping Connection Port Diameter Thread | Orifice Diameter ø(mm) | Flow Rate Characteristics | Weight (kg) | |||
---|---|---|---|---|---|---|---|
Measured with Air | Measured with Water | Air Operated Type | External Pilot Solenoid Type | ||||
Effective Area (mm2) | Kv | Conversion Cv | |||||
VNA4□□□-25A | 1 | 25 | 220 | 10.4 | 12 | 0.8 | 0.9 |
VNA5□□□-32A | 1 1/4 | 32 | 320 | 15.6 | 18 | 1.3 | 1.4 |
VNA6□□□-40A | 1 1/2 | 40 | 500 | 24.2 | 28 | 2.1 | 2.2 |
VNA7□□□-50A | 2 | 50 | 770 | 37.2 | 43 | 3.1 | 3.2 |
Piping Connection Port Diameter | 6A to 25A | 32 A to 50 A | ||
---|---|---|---|---|
Pilot Solenoid Valve | SF4-□□□-23 SF4-□D-23-Q SF4-□DZ-23-Q | VO307-□□□1 VO307-□D1-Q VO307-□DZ1-Q | ||
Electrical Entry | Grommet, grommet terminal Conduit terminal DIN Terminal | Grommet, DIN terminal | ||
Coil Rated Voltage (V) | AC (50/60 Hz) | 100 V, 200 V, other (semi-standard) | ||
DC | 24 V, other (semi-standard) | |||
Allowable Voltage Fluctuation | -15 to +10% of rated voltage | |||
Temperature rise value | 35°C or less (when rated voltage is applied) | 50℃ or less (when rated voltage is applied) | ||
Apparent Power | AC | Inrush | 5.6 VA (50 Hz), 5.0 VA (60 Hz) | 12.7 VA (50 Hz), 10.7 VA (60 Hz) |
Holding | 3.4 VA (50 Hz), 2.3 VA (60 Hz) | 7.6 VA (50 Hz), 5.4 VA (60 Hz) | ||
Power Consumption | DC | 1.8 W (without indicator light), 2 W (with indicator light) | 4 W (without indicator light), 4.2 W (with indicator light) | |
Manual Operation | Non-locking push type Other (semi-standard) | Non-locking push type |
*See catalog for information on ordering pilot solenoid valves.
VNA Series diagram
Number | Part Name | Material | Notes |
---|---|---|---|
1 | Body | Aluminum alloy | Platinum silver coated |
2 | Cover Assembly | Aluminum alloy | Platinum silver coated |
*3 | Plate Assembly | Aluminum alloy | Seal material (NBR, FKM, EPR) |
*4 | Valve Element | Aluminum alloy | Seal materials (NBR, FKM, EPR) |
5 | Piston Assembly | Aluminum alloy | - |
6 | Travel Spring | Stainless steel | - |
7 | Return Spring | Piano wire | - |
8 | Pilot Solenoid Valve | - | - |
*Parts 3 and 4 are for selection of valve composition.
For VNA□01□, □11□ (N.C. Type)
For Opening the Valve
For Closing the Valve
For VNA□02□, □12□ (N.C. Type)
VNA□03□ (C.O. Type)
(Units: mm)
Piping connection port diameter: 6A, 8A, 10A dimensional drawing
*10 mm longer for EZ and TZ, and 17 mm longer for DZ.
(Units: mm)
Piping connection port diameter: 10A, 15A, 20A, 25A dimensional drawing
*10 mm longer for EZ and TZ, and 17 mm longer for DZ.
(Units: mm)
Model | Main Port 1 (A), 2 (B) | A | B | C | D | E | F | G | H | I | J | K | L | M | N | P | Q | R | S | T | U |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
VNA2□□□-10A | 3/8 | 63 | 42 | 29 | 14 | 72.5 | 80.5 | 75 | 80 | 84.5 | 124 | 125.5 | 144.5 | 52 | 26 | 4.5 | 24.3 | 2.3 | 25 | 34 | 55 |
VNA2□□□-15A | 1/2 | ||||||||||||||||||||
VNA3□□□-20A | 3/4 | 80 | 50 | 35 | 17.5 | 84 | 92 | 84 | 89 | 93.5 | 135.5 | 137 | 156 | 62 | 31 | 5.5 | 28.3 | 2.3 | 30 | 43 | 60.5 |
VNA4□□□-25A | 1 | 90 | 60 | 40 | 20 | 100 | 108 | 90 | 95 | 99.5 | 151.5 | 153 | 172 | 72 | 36 | 6.5 | 33.3 | 2.3 | 35 | 49 | 73 |
(Units: mm)
Piping connection port diameter: 32A, 40A, 50A dimensional drawing
(Units: mm)
Model | Main Port 1 (A), 2 (B) | Pilot Port 12 (P1), 10 (P2) | A | B | C | D | E | F | G | H | I | J |
---|---|---|---|---|---|---|---|---|---|---|---|---|
VNA5□□□-32A | 1 1/4 | 1/8 | 105 | 77 | 53 | 26.5 | 120.5 | 20 | 129.5 | 170.1 | 211.5 | 55 |
VNA6□□□-40A | 1 1/2 | 1/4 | 120 | 96 | 60 | 30 | 137 | 24 | 147 | 187.6 | 229 | 63 |
VNA7□□□-50A | 2 | 1/4 | 140 | 113 | 74 | 37 | 160 | 24 | 170 | 210.6 | 252 | 74 |
*See the SMC catalog for information other than that detailed above.
Part Number |
---|
VNA311B-20A-5G-B |
Part Number | Price | Name | Minimum Order Qty. | Volume Discount | Days to Ship | Type | Applicable Fluid | Switching Type | Connection Type | Plumbing Thread Nominal | Driving Type | Orifice Dia. (Ø) | Operating Temperature Range (°C) | Number of Solenoids | Voltage | Sealing materials | Bracket | Functions | CE compliant | Lead wire electrical entry | Manual operation type |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
฿ 3,950.80 | SMC SOLENOID AIR VALVE | 1 Piece(s) | 55 Day(s) | Electromagnetic Type | Oil / Gas | Normally Closed | [Rc (R)] Rc | 3/4 | Pilot Type | 20 | -5~50 | Single Solenoid | 24 V DC | FKM | Included | None | - | Grommet | Non-locking, push type |
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Operating Environment | Standard | Body Material | Aluminum | Application | Single Item |
---|
Please check the type/dimensions/specifications of the part VNA311B-20A-5G-B in the Process Valve, 2 Port Valve For Compressed Air And Air-Hydro Circuit Control VNA Series series.
Part Number |
---|
VNA101A-6A-B |
VNA101A-8A |
VNA101A-8A-B |
VNA311B-20A-5GB |
VNA311B-20A-5GS |
VNA311B-20A-5GS-B |
Part Number | Price | Minimum Order Qty | Volume Discount | Days to Ship | Type | Applicable Fluid | Switching Type | Connection Type | Plumbing Thread Nominal | Driving Type | Orifice Dia. (Ø) | Operating Temperature Range (°C) | Number of Solenoids | Voltage | Sealing materials | Bracket | Functions | CE compliant | Lead wire electrical entry | Manual operation type |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
฿ 1,703.40 | 1 Piece(s) | 3 Day(s) | Air Operating Type | Oil / Gas / Air | Normally Closed | [Rc (R)] Rc | 1/8 | Pilot Type | 10 | -5~60 | - | - | NBR | Included | None | - | None | Locking type B (tool required) | ||
฿ 1,631.15 | 1 Piece(s) | 3 Day(s) | Air Operating Type | Oil / Gas / Air | Normally Closed | [Rc (R)] Rc | 1/4 | Pilot Type | 10 | -5~60 | - | - | NBR | None | None | - | None | Non-locking, push type | ||
฿ 1,703.40 | 1 Piece(s) | 3 Day(s) | Air Operating Type | Oil / Gas / Air | Normally Closed | [Rc (R)] Rc | 1/4 | Pilot Type | 10 | -5~60 | - | - | NBR | Included | None | - | None | Locking type B (tool required) | ||
฿ 3,733.20 | 1 Piece(s) | 55 Day(s) | Electromagnetic Type | Oil / Gas | Normally Closed | [Rc (R)] Rc | 3/4 | Pilot Type | 20 | -5~50 | Single Solenoid | 24 V DC | FKM | None | None | - | Grommet | Locking type B (tool required) | ||
฿ 3,842.00 | 1 Piece(s) | 55 Day(s) | Electromagnetic Type | Oil / Gas | Normally Closed | [Rc (R)] Rc | 3/4 | Pilot Type | 20 | -5~50 | Single Solenoid | 24 V DC | FKM | None | None | - | Grommet with surge voltage suppressor | Non-locking, push type | ||
฿ 4,059.60 | 1 Piece(s) | 55 Day(s) | Electromagnetic Type | Oil / Gas | Normally Closed | [Rc (R)] Rc | 3/4 | Pilot Type | 20 | -5~50 | Single Solenoid | 24 V DC | FKM | Included | None | - | Grommet with surge voltage suppressor | Non-locking, push type |
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