High Purity Chemical Liquid Valve, Air Operated Threaded Type LVA Series – Van điện từ khí nén SMC
Product Description
– Van điện từ khí nén SMC
An air operated valve made by SMC.
[Features]
· Guide ring prevents internal leakage
· Diaphragm (PTFE) prevents formation of micro-bubbles
· Prevents residual liquid
· Body with outstanding corrosion resistance (New PFA)
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High Purity Chemical Liquid Valve, Air Operated Threaded Type LVA Series Specifications – Van điện từ khí nén SMC
LVA Series: basic type external appearance
LVA Series: LVA-Z (pilot port: 1/8) external appearance
LVA Series: flow rate adjustment equipped external appearance
| Model | LVA10 | LVA20 | LVA30 | LVA40 | LVA50 | LVA60 | |
|---|---|---|---|---|---|---|---|
| Orifice Diameter | ø2 mm | ø4 mm | ø8 mm | ø12 mm | ø20 mm | ø22 mm | |
| Piping Connection Port Diameter | 1/8, 1/4 | 1/8, 1/4 | 1/4, 3/8 | 3/8 / 1/2 | 1/2 / 3/4 | 1 | |
| Flow Rate Characteristics | Kv | 0.06 | 0.3 | 1.4 | 2.8 | 5.1 | 6.8 |
| Cv | 0.07 | 0.35 | 1.7 | 3.3 | 6 | 8 | |
| Withstand Pressure (MPa) | 1 | ||||||
| Operating Pressure (MPa) |
A → B | 0 to 0.5 | (-94 kPa)*3 0 to 0.5 | (-94 kPa)*3 0 to 0.4 | |||
| B → A | 0 to 0.05 | (-94kPa)*3 0 to 0.2 | (-94kPa)*3 0 to 0.1 | ||||
| Back Pressure (MPa) | N.C./N.O*2 | 0.15 or less | 0.3 or less | 0.2 or less | |||
| Double Acting | 0.3 or less | 0.4 or less | 0.3 or less | ||||
| Valve Leakage Rate (cm3/min) | 0 (with hydraulic pressure) | ||||||
| Pilot Operation Pressure (MPa) | 0.3 to 0.5 | ||||||
| Pilot Port Diameter | Standard | M5 | M5*4 | Rc 1/8, NPT 1/8, G 1/8 | |||
| -Z Type*5 | – | Rc 1/8, NPT 1/8, G 1/8 | – | ||||
| Fluid Temperature (°C) | 0 to 100*1 | ||||||
| Ambient Temperature (°C) | 0 to 60 | ||||||
| Weight (kg) | SUS | 0.12 | 0.18 | 0.44 | 0.86 | 1.67 | 1.96 |
| PPS | 0.05 | 0.08 | 0.18 | 0.32 | 0.73 | – | |
| PFA | 0.05 | 0.09 | 0.20 | 0.35 | 0.78 | 0.90 | |
*1: 0 to 60°C when diaphragm is NBR/EPDM.
*2: N.O. type not available for LVA10.
*3: If using with a vacuum, select products with a product number ending in -V. Cannot be used for vacuum retention. Moreover, using the B port side as the vacuum source may shorten the product lifespan.
*4: Applicable to LVC21 (N.O.) and LVC22 (double acting) types.
*5: Applicable to LVC20 (N.C.) -Z type.
Product Dimensions
Body material: SUS
LVA20 dimensional drawing
LVA1□/LVA21/LVA22/LVA3□ to 6□ dimensional drawing
(Units: mm)
| Model | A | B | C | E | F | G | H | K | L | N | O | P | Q | R | T |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LVA1□ | 20 | 33 | 49.5 | 10 | M5 × 0.8 × 4 | 27.5 | 11 | – | 13 | 27.5 | – | Rc 1/8, 1/4 NPT 1/8, 1/4 G 1/8, 1/4 * |
M5 × 0.8 | ø4.2 mm | – |
| LVA20 | 30 | 33 | 54.2 | 10 | M5× 0.8 × 5 | 31.5 | – | 22 | 22 | 26.5 | 14.8 | Rc 1/8 NPT 1/8 G 1/8 * |
ø2.4 mm | 20 | |
| LVA21 LVA22 |
30 | 33 | 57 | 10 | M5× 0.8 × 5 | 31 | 13 | 22 | 22 | 26 | – | M5 × 0.8 | M3 × 0.5 | – | |
| LVA3□ | 36 | 47 | 78.6 | 13 | M6 × 1.0 × 8 | 42.5 | 17.5 | 37 | 26 | 38.5 | – | Rc 1/4, 3/8 NPT 1/4, 3/8 G 1/4, 3/8* |
Rc 1/8 NPT 1/8 G 1/8 * |
Rc 1/8 NPT 1/8 G 1/8 * |
– |
| LVA4□ | 46 | 60 | 95.4 | 16 | M8 × 1.25 × 10 | 54.5 | 18 | 47.5 | 33.5 | 47.5 | – | Rc 3/8, 1/2 NPT 3/8, 1/2 G 3/8, 1/2* |
– | ||
| LVA5□ | 58 | 75 | 122.5 | 19 | M8 × 1.25 × 10 | 61.5 | 27.5 | 60 | 43 | 55.5 | – | Rc 1/2, 3/4 NPT 1/2, 3/4 G 1/2, 3/4* |
– | ||
| LVA6□ | 58 | 85 | 129.8 | 24 | M8 × 1.25 × 10 | 68.8 | 27.5 | 60 | 43 | 62.8 | – | Rc 1 NPT1 G1 * |
– |
*Refer to the SMC catalog regarding G thread / thread depth.
LVA10-01-B
LVA10-01-C
LVA10-01-D
LVA10-01-E
LVA10-01-G
LVA10-01-H
LVA10-01F-A
LVA10-01F-B
LVA10-01N-A
LVA10-01N-B
LVA10-01N-H
LVA10-02-A
LVA10-01N-C
LVA12-01-C
LVA20-02-B4-V-Z
LVA20-02-C4-V-Z
LVA20-02F-A4-Z
LVA20-02F-B-V-Z
LVA20-02F-E
LVA20-02F-G1
LVA20-02N-N-Z
LVA21-02N-N
LVA22-01N-A-V
LVA30-03F-B4-V
LVA30-03F-C3
LVA30-03N-C-V
LVA32-02F-A
LVA32-03N-C1
LVA40-03F-A4-V
LVA40-04-C3-V
LVA40-04-F-V
LVA40-04F-C
LVA40-04F-C1
LVA40-04F-C4
LVA40-04F-N
LVA40-04N-C1
LVA40-04N-F-V
LVA40-04N-N
LVA41-04-C-V
LVA41-04-F-V
LVA41-04F-C
LVA41-04F-N
LVA50-06-F-V
LVA50-06-N-V
LVA50-06F-A4
LVA50-06F-B4
LVA50-06F-C
LVA50-06F-C1
LVA50-06F-C2
LVA50-06F-N
LVA50-06N-C4
LVA50-06N-N
LVA51-04F-A
LVA51-06F-N
LVA51-06N-F
LVA52-04-D1
LVA52-06-D1
LVA52-06F-C
LVA52-06N-C
LVA60-10F-A-V
LVA60-10F-C
LVA60-10F-N
LVA60-10N-C1
LVA60-10N-C4
LVA62-10-C-V
LVA62-10F-A
LVA62-10N-C1
