D663 Series Servo-Proportional Valve Products

Valve Construction:??/h4> A Two Stage Flow Control Proportional Valve with a D061 ServoJet?Pilot Stage.?An LVDT is attached to powerstage spool to provide spool position feedback.?An internal loop is closed around the spool position.?br>
The High Response version is a Three Stage Flow Control Proportional Valve with a D630 Two Stage Flow Control Servovalve as a pilot valve.?An LVDT is attached to powerstage spool to provide spool position feedback.?An internal loop is closed around the spool position.?br>

Typical Applications:

Plastic Industry - Ram Velocity and Force Control
Metal Industry - Coil Box Control

Technical Data:

•  Port Pattern: ISO 4401 - 08 -07 - 0 - 94

•  Rated Flow (@ 150 psi [10.5 bar] pressure drop): 92.5 gpm [350 l/min]

•  Rated Flow (@ 1000 psi [70 bar] pressure drop): 238 gpm [900 l/min]

•  Operating Pressure: 5000 psi [350 bar]

•  Step Response- Standard (@ 3000 psi [210 bar] for 100% stroke): 32 ms

•  Step Response- High Response (@ 3000 psi [210 bar] for 100% stroke): 15 ms

Literature:

 D660 Series Servo-Prop. Control Valves with Integrated Electronics (12902Kb)
 D661-G....A Series Servovalve With Bushing and Integrated 24 Volt Electronics ISO 4401 Size 05 (593Kb)