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Home > Products > Hydraulic parts > Servo Valve to Replace G634-319c Dual Nozzle Flapper Servo Valve

Servo Valve to Replace G634-319c Dual Nozzle Flapper Servo Valve

Product Description

DYG761 series servo valve is our factory new developped valve. It's the good replacement for  G761 series.   Product Description   Performance
Supply oil pressure(MPa):0.5~31.5
Rated flow(L/min):4,10,20,40,60
Rated current(mA):15,30,40,80
Hysteresis(%):≤4
Resolution Ratio(%):≤0.25
Non linearity(%):≤7.5
Asymmetry(%):≤10
Pressure gain(%Ps/1%In):>30
Internal leakage(L/min):≤ 3%Qn+0.45
Null bias(%):≤2
Null shift of supply oil pressure(80-110%Ps)(%):≤±2
Null shift of return oil pressure(0-20%Ps)(%):≤±2
Null shift in temperature(-30~+150C)(%):≤±4
Amplitude ratio with(-3dB)(Hz):60~100
Phase lag with(-90°)(Hz):60~100
Work temperature(C):-40~+100
Net weight(kg):1.2     JIUJIANG ZHONGCHUAN INSTRUMENT CO.,LTD

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