| Valve function | Exhaust air flow control non-return function |
| Pneumatic connection 1 | QS-12 |
| Pneumatic connection 2 | R1/2 |
| Actuation type | Manual |
| Adjusting element | Rotary knob with detent |
| Type of mounting | Screw-in |
| Standard nominal flow rate in flow control direction | 1200 l/min |
| Standard nominal flow rate in non-return direction | 600 l/min … 1200 l/min |
| Ambient temperature | -10 °C … 60 °C |
| Housing material | PBT |
| Mounting position | Any |
| Symbol | 00991452 |
| Width across flats | 24 mm |
| Rotatability | 360 deg/continuous swiveling not permissible |
| Operating pressure for entire temperature range | 0.02 MPa … 1 MPa |
| Operating pressure for entire temperature range | 0.2 bar … 10 bar |
| Operating pressure for entire temperature range | 2.9 psi … 145 psi |
| Standard flow rate in flow control direction 6 -> 0 bar | 1900 l/min |
| Standard flow rate in non-return direction at 6 -> 0 bar | 1400 l/min … 2000 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) |
| LABS (PWIS) conformity | VDMA24364 zone III |
| Temperature of medium | -10 °C … 60 °C |
| Product weight | 49.5 g |
| Note on materials | RoHS-compliant |
| Cover material | PBT |
| Material of dynamic seals | HNBR |
| Threaded bolt material | Steel, galvanized |
| Releasing ring material | PBT |
| Static seal material | NBR |
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