79-100 Series Servovalve Products

Valve Construction:

Three stage construction. Power or flow stage is a sliding spool within a stationary bushing.?Spool has an LVDT for spool position feedback .?Pilot stage is a two stage flow control servovalve with a mechanical feedback pilot stage.

Typical Applications:

Basic Metals Industry - Rolling Mills
Testing Machines - Dynamic Testing Cylinders

Technical Data - Standard:

• Port Pattern: ISO 10372 - 06 - 05 - 0 - 92
• Rated Flow:?@ 1000 psi [70 bar] pressure drop):30 gpm [113 l/min] to 60 gpm [226 l/min]
• Operating Pressure: 215 psi [15 bar] to 5000 psi [350 bar]
• Step Response Standard (@ 3000 psi [210 bar] for 100% stroke): 14 ms

Technical Data- High Response:

• Port Pattern: ISO 10372 - 06 - 05 - 0 - 92
• Rated Flow: (@ 1000 psi [70 bar] pressure drop):30 gpm [113 l/min] to 60 gpm [226 l/min]
• Operating Pressure: 215 psi [15 bar] to 5000 psi [350 bar]
• Step Response (@ 3000 psi [210 bar] for 100% stroke): 8 ms

Literature:

 79 Series Servovalves (5116Kb)