Netherlands
Unidirectional flow control valves
Series RFU
To regulate the cylinder speed, the discharging chamber air flow has to be controlled. Therefore, it is recommended to connect the valve threaded outlet 1 to the cylinder inlet and the outlet 2 to the valve user port.
Download catalogueSeries
Flow-control valve - RFU 444-1/4
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Function
Unidirectional
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Flow-control valve - RFU 446-1/4
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Function
Unidirectional
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Flow-control valve - RFU 482-1/8
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Function
Unidirectional
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Flow-control valve - RFU 483-1/8
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Function
Unidirectional
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Coding example
| RF | U 4 | - | 8 | 2 | - | 1/8 |
| RF | SERIES |
| U 4 |
FUNCTION U 4 = unidirectional O 3 = bidirectional |
| 8 |
PORTS 4 = G1/4 5 = M5 6 = G3/8 7 = G1/2 8 = G1/8 |
| 2 |
FLOW CONTROL RANGE 2 = ø 1.5 mm max (for ports M5) ø 2 mm max (for ports 1/8 only) 3 = ø 3 mm max (for ports 1/8 only) 4 = ø 4 mm max (for ports 1/4 only) 6 = ø 6 mm max (for ports 1/4 only) 7 = ø 7 mm max (for ports 3/8, 1/2 only) |
| 1/8 |
PORTS M5 1/8 1/4 3/8 1/2 |
Unidirectional flow control valves Series RFU
RFU1
| Mod. | Ø | A | B | D | F | G | L | M1 | M2 | M3 | L3 | M4 | T | Z | S | SW | SW1 | SW2 |
| RFU 452-M5 | 1.5 | M10x1 | M5 | 4.2 | 14 | 16 | 26 | 18.5 | 13.2 | 7 | - | 13.2 | 39 | 44.5 | 3 | 12 | 14 | 8 |
| RFU 482-1/8 | 2 | M12x1 | G1/8 | 4.5 | 16 | 21 | 34 | 24.5 | 16.5 | 8 | - | 16.5 | 46 | 51 | 4 | 14 | 17 | 9 |
| RFU 483-1/8 | 3 | M12x1 | G1/8 | 4.5 | 16 | 21 | 34 | 24.5 | 16.5 | 8 | - | 16.5 | 46 | 51 | 4 | 14 | 17 | 9 |
| RFU 444-1/4 | 4 | M20x1.5 | G1/4 | 6.5 | 25 | 30 | 52 | 35 | 24 | 12 | - | 24 | 60 | 69 | 7 | 22 | 24 | 14 |
| RFU 446-1/4 | 6 | M20x1.5 | G1/4 | 6.5 | 25 | 30 | 52 | 35 | 24 | 12 | - | 24 | 60 | 69 | 7 | 22 | 24 | 14 |
| RFU 467-3/8 | 7 | M18x1 | G3/8 | 6.5 | 27 | 42 | 56 | 43 | 34.5 | 14 | 28 | 7.5 | 75 | 85 | 8 | 22 | 22 | * |
| RFU 477-1/2 | 7 | M18x1 | G1/2 | 6.5 | 27 | 42 | 56 | 43 | 34.5 | 14 | 28 | 7.5 | 75 | 85 | 8 | 22 | 22 | * |
