gra-1/4-b
Product ID:14798
Updated: 2026/7/4
Key Features
- 1Control flow rates up to 420 l/min in the flow control direction.
- 2Meet ATEX Zone 1/2/21/22 standards for safe hazardous area operation.
- 3Ensure environmental compliance with RoHS-approved materials.
- 4Integrate easily using standard G1/4 pneumatic connections.
- 5Rely on a robust die-cast zinc housing for durability.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Valve function | Flow control non-return function | Pneumatic connection 1 | Internal thread G1/4 |
| Pneumatic connection 2 | Internal thread G1/4 | Adjusting element | Knurled screw |
| Type of mounting | Optionally: Front panel mounting With through-hole | Standard nominal flow rate in flow control direction | 420l/min |
| Standard nominal flow rate in non-return direction | 780l/min | Operating pressure | 1.45psi 145psi |
| Ambient temperature | -20°C 75°C | Housing material | Die-cast zinc |
| 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 | 00991453 | 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 |
| Storage temperature | -20°C 75°C | Temperature of medium | -20°C 75°C |
| Product weight | 180g | Note on materials | RoHS-compliant |
| Seals material | NBR | Material of adjusting screw | Brass |
| Manufacturer ID | 6509 |
Specifications may be subject to change without notice
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