- 2 port chemical valve, Viper series (standard type)
- Non-metallic exterior
- Tube O.D.: 1/4, 3/8, 1/2, 3/4, 1
- Orifice: ø4, ø8, ø10, ø16, ø22
- mm²: 6,3 to 145,4
Series image. Appearance may vary by model and options.LVQ
LVQ, 2 Port Chemical Valve, Viper Series, Standard
Explore the features, model options and technical documentation for LVQ. Contact Pnoneks to select the full part number for your application.
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Selecting LVQ
Selecting LVQ: review the full part number and your system conditions when considering this Fluid control record. Share Body Class, Valve Type, Fitting Type, Tube Size, Output Tube Size, Pilot Connection, Pilot port direction, Option 1, Option 2, the required quantity and your application notes with Pnoneks. Final compatibility and lead time are confirmed during quotation.
The essentials for selection.
- Manufacturer
- SMC
- Series
- LVQ
- Product group
- Fluid control
- Function
- Process Valves
- Applications
- Suitability is evaluated against technical specifications and application conditions.
- Selection parameters
- Body Class, Valve Type, Fitting Type, Tube Size, Output Tube Size, Pilot Connection, Pilot port direction, Option 1, Option 2
Exact dimensions, operating ranges and compatibility depend on the full part number. Review the relevant SMC documentation and application conditions for technical selection.
Features and model options
Technical descriptions and values below are preserved in the manufacturer’s original language. Options describe alternatives within the series; not every combination is valid. We will verify the full part number when quoting.
| Parameter | Options / values |
|---|---|
| Body Class | 2 (Orifice Ø4) · 3 (Orifice Ø8) · 4 (Orifice Ø10) · 5 (Orifice Ø16) · 6 (Orifice Ø22) |
| Valve Type | 0 (N.C., Single Unit) · 1 (N.O.) · 2 (Double Acting) |
| Fitting Type | V (LQ1) · S (LQ2) |
| Tube Size | 03 (1/8" or ø3) · 04 (Ø4 mm) · 05 (3/16) · 06 (Ø6 mm) · 07 (1/4) · 08 (Ø8 mm) · 10 (Ø10 mm) · 11 (3/8) · 12 (Ø12 mm) · 13 (1/2) · 19 (Ø19 or 3/4) · 25 (Ø25 or 1) · 03 (1/8\" or ø3) |
| Output Tube Size | None · 03 (1/8) · 04 (Ø4 mm) · 05 (3/16) · 06 (Ø6 mm) · 07 (1/4) · 08 (Ø8 mm) · 10 (Ø10 mm) · 11 (3/8) · 12 (Ø12 mm) · 13 (1/2) · 19 (Ø19 or 3/4) · 25 (Ø25 or 1) |
| Pilot Connection | LQ1 (1/8" x 0.086", 3 x 2) · M [LQ1 (5/32", 4 x 3)] · N (Thread Type, NPT 1/8") · R (Thread Type Rc1/8) · LQ1 (1/8\" x 0.086\", 3 x 2) · M [LQ1 (5/32\", 4 x 3)] · N (Thread Type, NPT 1/8\") |
| Pilot port direction | 0° · P2 (45°) · P3 (90°) · P4 (135°) · P5 (180°) · P6 (225°) · P7 (270°) · P8 (315°) |
| Option 1 | None · 1 (Flow Rate Adjustment) · 2 (Micro By-pass) · 3 (Flow Rate Adjustment and By-pass) · 4 (With Indicator) · 5 (High Back Pressure (0.42 MPa)) · 6 [High Back Pressure (0.42 MPa, 60 psi)] · 7 (High Back Pressure w/Bypass) · 8 (High Back Pressure w/Flow Rate Adjustment and Bypass) · 9 (High Back Pressure With Indicator) · 24 (With Indicator and By-pass) |
| Option 2 | None · J (For High Temperature) · K (Buffer Material FFKM) · N (For Ammonium Hydroxide) · P (High Flow Type LVQ6) |



