728 Series Servo Valves

Moog's 728 series valves are high performance, two-stage servovalves intended for use in motion simulation applications requiring high flow. These valves are typically custom configured for specific application requirements.听听

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2-stage flow control Mechanical Feedback Valve
Nozzle flapper pilot stage for high dynamics, high resolution and low hysteresis
"Simulator" spool cut minimizes pressure change and "bump" through the zero flow null position
High spool driving forces, rugged design ensures long-life operation
Optional integrated abort manifold/end cap to control motion of actuator to home position in the event of an abort signal
Optional asymmetric flow ratios matched to actuator cylinder requirements

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Specifications
Hydraulic Data
Rated Flow*	225 to 300听 l/min (60 to 78 gpm)
Standard Configurations	225, 300 l/min (60, 78 gpm)
Max. Operating Pressure	210 bar (3,000 psi)
Performance Data
100% Step Response**	60 ms
Frequency Response***	35 to 45 Hz
Electrical Data
Rated Signal****	20 to 60 mA
Standard Configurations	20, 40, 60 mA
Physical Data
Size (Mounting Pattern)	刘玥首次大战黑人Standard
Weight	20.4 kg (45 lbs)
Additional Options	Contact Industrial Application Engineering for additional Flow, Pressure and other options