Product Model
grla-1/8-pk-4-b
Selling Points
- 1The Festo GRLA-1/8-PK-4-B one-way flow control valve is specifically designed for exhaust air flow control, ensuring efficient operation in pneumatic systems.
- 2This valve features a standard nominal flow rate of 230 l/min in the one-way flow control direction, making it suitable for various industrial applications.
- 3The GRLA-1/8-PK-4-B is constructed with high-quality materials, including a wrought aluminum alloy for the threaded plug and NBR seals, ensuring durability and compliance with RoHS standards.
- 4The valve is adjustable using a slotted head screw, allowing for precise control over the flow rate to meet specific application requirements.
- 5With an operating pressure range of 0.3 to 10 bar and an ambient temperature range of -10 to 60 °C, the GRLA-1/8-PK-4-B is versatile and can be used in a variety of environments, including maritime applications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
Valve function | Exhaust air flow control non-return function | Pneumatic connection 1 | PK-4 with union nut |
Pneumatic connection 2 | G1/8 | Adjusting element | Slotted screw |
Type of mounting | Screw-in | Standard nominal flow rate in flow control direction | 230l/min |
Standard nominal flow rate in non-return direction | 190l/min 240l/min | Ambient temperature | -10°C 60°C |
Maritime classification | See certificate | Explosion prevention and protection | Observe the information on the certificate Zone 1 (ATEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 22 (ATEX) |
Mounting position | Any | Symbol | 00991452 |
Operating pressure for entire temperature range | 0.3bar 10bar | Standard flow rate in flow control direction 6 -> 0 bar | 360l/min |
Standard flow rate in non-return direction at 6 -> 0 bar | 295l/min 375l/min | 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) | LABS (PWIS) conformity | VDMA24364-B1/B2-L |
Cleanroom class | Class 4 according to ISO 14644-1 | Temperature of medium | -10°C 60°C |
Max. tightening torque | 6Nm | Product weight | 25g |
Material of screwed plug | Wrought aluminum alloy | Note on materials | RoHS-compliant |
Seals material | NBR | Material of adjusting screw | Brass |
Swivel joint material | Die-cast zinc | Manufacturer ID | 151167 |
Specifications may be subject to change without notice