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Proportional Directional Valve 4WRTE27W8-500P-4X/6EG24EK31/F1M - Bosch Rexroth R901011153
A fine control range at 500 l/min: the 4WRTE27W8-500P-4X feeds spool position back internally and works on a 4...20 mA current command. Maximum operating pressure is 350 bar, 870 l/min flows at peak, and the pilot drain is routed externally.
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Description
A large nominal flow and gentle starting are not in conflict once the spool carries a fine control range. The 4WRTE27W8-500P-4X opens flatly around centre position and beyond that meters 500 l/min nominal flow, held by internal position feedback.
Benefits
- Nominal flow of 500 l/min with a linear fine control range around centre position.
- Internal position feedback keeps correcting spool position.
- Current command 4...20 mA on on-board electronics, supplied at 24 VDC.
- Maximum flow 870 l/min, maximum operating pressure 350 bar.
- Internal pilot supply with an external drain through the Y port.
- Mass of 19.5 kg, NBR seals, connection diagram ISO 4401-08-08-0-05.
Application
The fine control range helps wherever an axis has to start slowly and then travel quickly, for instance when a press ram touches down or a heavy slide sets off. Spool symbol W8 sets three switching positions and four ports. The pilot drain needs a Y line free of back pressure.
Manufacturer
Bosch Rexroth, material number R901011153.
Technical data
| Connection diagram | ISO 4401-08-08-0-05 |
|---|---|
| Max. flow | 870 l/min |
| Product family | 4WRTE |
| Type of connection | Subplate mounting |
| Nominal flow | 500 l/min |
| Supply voltage | 24 VDC |
| Connectivity | Analog, command value 4...20 mA |
| Number of switching positions | 3 |
| Hydraulic fluid | HL |
| Number of ports | 4 |
| Electrical connection description | Connector 7-pole (6 + PE) according to EN 175201-804 |
| Spool symbol | Symbol W8 |
| Operating pressure, max. | 350 bar |
| Size | 25 |
| Seals | NBR |
| Electrical connector | Connector, 7-pole (6 + PE) |
| Type of actuation | Electrical with on-board electronics |
| Weight | 19.5 kg |
| Manufacturer | Bosch Rexroth |
| Hersteller-Nr | R901011153 |
| GPSR Herstellerdaten | Bosch Rexroth AG, Zum Eisengießer 1, DE-97816 Lohr am Main, www.boschrexroth.com |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Country of Manufacture | Germany |
Downloads
Datasheet
- Datasheet (PDF)
- Directional control valves, pilot-operated, with electrical position feedback and integrated EN
- Directional spool valves, direct operated (RE 23178) EN
- Directional spool valves, pilot-operated (RE 24751) EN
- Proportional directional valve, pilot-operated (RE 29115) EN
- Proportional-Wegeventil, vorgesteuert, ohne elektrische Wegrückführung, mit oder ohne integrierter (RD 29115) DE
- Regel-Wegeventile, vorgesteuert, mit elektrischer Wegrückführung und integrierter Elektronik (OBE) DE
- Wege-Schieberventile, direktgesteuert, mit Magnetbetätigung DE
- Wege-Schieberventile, vorgesteuert, mit hydraulischer oder elektro-hydraulischer Betätigung (RD 24751) DE
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