Series D636 and D637 - Direct Driven Valves (DDV) for flow control with analog and optional fieldbus interface
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Features:
- Directly driven by linear force motor with no pilot flow required
- Linear force motor with high force range, offering no flow limitations
- Directly driven design means pressure-independent dynamic performance
- Low current consumption at and near hydraulic null
| Specifications | ||
| D636 | D637 | |
| Control Functions | Flow, Pressure, Flow&Pressure (p/Q), Pressure Compensated Flow, Axis (Position, Velocity, Force) | |
| Mounting Pattern | ISO 4401 Size 03 (NG6) | ISO 4401 Size 05 (NG10) |
| Hydraulic Data | ||
| Rated Flow at ∆p 35 bar (500 psi) per land | up to 40 l/min (10.6 gpm) | up to 100 l/min (26.4 gpm) |
| Maximum Flow | 75 l/min (19.8 gpm) | 180 l/min (47 gpm) |
| Maximum Operating Pressure | Port P, A, B - 350 bar (5,000 psi) Port T without Y - 50 bar (725 psi) |
|
| Port T with Y - 350 bar (3,000 psi) | Port T with Y - 210 bar (3,000 psi) | |
| Step Response Time for 0 to 100% Step | 8 ms | 14 ms |
| Electrical Data | ||
| Supply Voltage | 24 VDC (18 to 32 VDC) | |
| Rated Signal Options | +/-10 V, +/-10 mA and 4 to 20 mA | |
| Electrical Connectors | 6+PE, 11+PE | |
| Options | ||
| Interfaces | Fieldbus Interface | |
| Additional Analoge Transducer Interfaces | ||
