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| Type code | VFOH-LE |
| Valve function | Exhaust air flow control non-return function |
| Pneumatic connection 1 | QS-4 |
| Pneumatic connection 2 | G1/8 |
| Actuation type | Manual |
| Adjusting element | External hexagon |
| Type of mounting | Screw-in |
| Standard nominal flow rate in flow control direction | 180 l/min |
| Standard nominal flow rate in non-return direction | 103 l/min ... 188 l/min |
| Ambient temperature | 0 °C ... 150 °C |
| Mounting position | Any |
| Symbol | 00991452 |
| Operating pressure for entire temperature range | 0.2 bar ... 10 bar |
| Standard flow rate in flow control direction 6 -> 0 bar | 250 l/min |
| Standard flow rate in non-return direction at 6 -> 0 bar | 270 l/min ... 300 l/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) |
| Storage temperature | -10 °C ... 150 °C |
| Temperature of medium | 0 °C ... 150 °C |
| Nominal tightening torque | 3 Nm |
| Tolerance for nominal tightening torque | ± 10% |
| Product weight | 23 g |
| Note on materials | Free of copper and PTFE RoHS-compliant |
| Seals material | FPM |
| Hollow bolt material | Wrought aluminum alloy |
| Releasing ring material | Brass, nickel-plated |
| Material of adjusting screw | High-alloy stainless steel |
| Swivel joint material | Brass Nickel-plated |
