High Resolution Servo Valve with External Pilot

Product Specification of High Resolution Servo Valve with External Pilot

• Model No.: 552E
• Burst Pressure: 250% Max. supply pressure (return port open)
• Degree of Protection: IP 65 (BS EN60529 : 1992)
• Hysteresis: < 0.5% without dither
• Nominal Flow: 4, 10, 20, 40, 60, 75 Ltr./min. at 70 bra Δp
• Null Bias: < 1%
• Null Shift: With 40&deg;C temperature change: &lt; 2%<br>With 70 bar supply pressure change: &lt; 2%<br>With return pressure 0 to 35 bar: &lt; 2%
• Operating Temperature Range: -20 to 85
• Pressure: Pressure gain: &lt; 1% rated input signal for 60% of supply pressure
• Proof Pressure: At pressure port: 150% Max. supply pressure<br>At return port: 100% Max. supply pressure
• Supply Pressure: Min. 3.5 to effect spool movement<br>Min. 15 (recommended)<br>Max. 210 (FPM & EPDM); 315 (NBR) [continuous]
• Threshold: &lt; 0.1% without dither
• Viscosity: VG 10 to 100 ISO 3448
• Weight: 1.5