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.
Series
Flow-control valve - RFU 483-1/8
Flow-control valve - RFU 482-1/8
Flow-control valve - RFU 452-M5
Flow-control valve - RFU 446-1/4
Flow-control valve - RFU 444-1/4
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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 |
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 | * |