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Product Specification Servovalve Model 25A Product: Two‐Stage, Nozzle Flapper Rated Flow: To 3.2gpm (12.1 l/m) maximum at 3000 psi (207 bar) valve pressure drop. Supply Pressure: to 5000 psi (345 bar). Internal Leakage: 0.10 gpm (.38 l/m) maximum. Lower leakages available depending upon operating requirements. Hysteresis: 3.5% of rated current, maximum Threshold: 0.5% of rated current, maximum Linearity: 7.5% of rated current, maximum Null Bias: 2% of rated current, maximum Weight: 0.36 lb (163 g) LVDT for spool position monitoring optional. A design adaptable to either ARP 490, Size IA or IB mounting. Electrical connector and coil configuration optional. Qualified for military and commercial applications.
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