Servovalves and Servo-Proportional Valves

Direct-Operated Servovalves with Fieldbus Interface
D636 and D637 Series

ISO 4401 Size 03 and 05
  • 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
  • Integrated digital electronics allows a high grade of flexibility with fieldbus interface

Specifications

  • Hydraulic Data

  • Rated Flow

    5 to 100 l/min (1.3 to 26.3 gpm) @ ∆p 35 bar (500 psi) per land

  • Maximum Flow

    180 l/min (47 gpm) Size 05

  • Maximum Operating Pressure

    350 bar (5,000 psi)

  • Mounting Pattern

    ISO 4401 Size 03 and 05 (NG 6 and 10)

  • 100% Step Response

    8 ms @ 210 bar (3,000 psi)

  • Electrical Data

  • Supply Voltage

    24 VDC (18 to 32 VDC)

  • Fieldbus Interface

    CANopen, Profibus and EtherCAT

  • Options

    Analog Signals

Downloads

Catalog - Direct-Operated Servovalves with Fieldbus Interface D636 and D637 Series

Typical Applications

  • Metal Forming and Presses
  • Steam, Gas and Water Turbines
  • Automotive Test 
  • Aerospace Test
  • Simulation
  • Timber Industry