Product Model
vuws-l20-m52-a-n18

Key Features
- 1High Precision Control: The Festo VUWS-L20-M52-A-N18 offers a 5/2-way monostable function for precise control in industrial applications.
- 2Robust Design: Built with a piston gate valve design and soft sealing principle for reliable operation.
- 3ATEX Certified: Meets explosion protection standards in Zone 1, 2, 21, and 22 environments.
- 4High Flow Rate: Standard nominal flow rate of 700 l/min ensures efficient media flow management.
- 5Versatile Mounting Options: Can be mounted on terminal strips or through-holes, providing flexibility in installation.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Valve function | 5/2, monostable | Actuation type | Pneumatic |
| Valve size | 21mm | Standard nominal flow rate | 700l/min |
| Pneumatic working port | 1/8 NPT | Operating pressure | 2.5bar 10bar |
| Structural design | Piston gate valve | Reset method | Pneumatic spring |
| Certification | c UL us - Recognized (OL) | Nominal width | 5.7mm |
| Exhaust air function | With flow control option | Sealing principle | Soft |
| Mounting position | Any | Manual override | None |
| Type of control | Direct | Pilot air supply port | Internal |
| Flow direction | Non-reversible | Symbol | 00991048 |
| Lap | Overlap | Pilot pressure MPa | 0.25MPa 1MPa |
| Pilot pressure | 2.5bar 10bar | Switching time off | 26ms |
| On switching time | 13ms | Explosion prevention and protection | Observe the information on the certificate Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX) |
| Operating medium | Compressed air as per ISO 8573-1:2010 [7:4:4] | Information on operating and pilot media | Operation with oil lubrication possible (required for further use) |
| Vibration resistance | Transport application test with severity level 2 as per FN 942017-4 and EN 60068-2-6 | Shock resistance | Shock test with severity level 2 as per FN 942017-5 and EN 60068-2-27 |
| Corrosion resistance class (CRC) | 2 - Moderate corrosion stress | LABS (PWIS) conformity | VDMA24364-B1/B2-L |
| Cleanroom class | Class 6 according to ISO 14644-1 | Temperature of medium | -10°C 60°C |
| Pilot medium | Compressed air as per ISO 8573-1:2010 [7:4:4] | Ambient temperature | -10°C 60°C |
| Product weight | 178g | Type of mounting | Optionally: On terminal strip With through-hole |
| Venting hole connection | Not ducted | Pneumatic connection 1 | 1/8 NPT |
| Pneumatic connection 2 | 1/8 NPT | Pneumatic connection 3 | 1/8 NPT |
| Pneumatic connection 4 | 1/8 NPT | Pneumatic connection 5 | 1/8 NPT |
| Note on materials | RoHS-compliant | Seals material | HNBR NBR |
| Housing material | Die-cast aluminum Painted | Piston slide material | Wrought aluminum alloy |
| Material of screws | Steel, galvanized | Manufacturer ID | 575703 |
Specifications may be subject to change without notice
