Contents Chapter 3: Proportional DC Valves
Contents Chapter 3: Proportional DC Valves
Contents Chapter 3: Proportional DC Valves
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Catalogue HY11-3500/UK<br />
Characteristic Curves /Plug<br />
Direct Operated <strong>Proportional</strong> <strong>DC</strong> Valve<br />
Series D3FB<br />
Flow characteristics<br />
at ∆ p=5bar per metering edge<br />
Fluid viscosity 40cSt at 50°C<br />
3<br />
Flow Q[l% of nominal flow]<br />
100<br />
75<br />
50<br />
25<br />
P-B<br />
P-A<br />
0<br />
-100 -80 -60 -40 -20 0 20 40 60 80 100<br />
Command signal [%]<br />
Flow limit<br />
100% command signal<br />
Plug<br />
Solenoid coil<br />
1 = coil connection<br />
2 =coil connection<br />
PE =ground potential<br />
D3FB_UK.INDD CM_28.01.08.1<br />
3-18<br />
Parker Hannifin GmbH &Co. KG<br />
Hydraulic Controls Division<br />
Kaarst, Germany
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