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<br />
Direct Operated <strong>Proportional</strong> <strong>DC</strong> Valve<br />
Series 4DP01 (Denison)<br />
Flow characteristics 4DP01<br />
at ∆ p=5bar per metering edge<br />
Fluid viscosity 40cSt at 50°C<br />
Spool 02 Spool 43<br />
3<br />
Flow Q[l/min]<br />
30<br />
20<br />
10<br />
P-A<br />
P-A<br />
P-A<br />
a<br />
B-T<br />
AB<br />
P T<br />
A-T<br />
b<br />
P-B<br />
P-B<br />
P-B<br />
F30<br />
F20<br />
F10<br />
Flow Q[l/min]<br />
30<br />
20<br />
10<br />
P-A;B-T<br />
P-A;B-T<br />
P-A;B-T<br />
a<br />
AB<br />
P T<br />
b<br />
P-B;A-T<br />
P-B;A-T<br />
P-B;A-T<br />
F30<br />
F20<br />
F10<br />
100 80 60 40 20 0 20 40 60 80 100<br />
Command signal U[%]<br />
100 80 60 40 20 0 20 40 60 80 100<br />
Command signal U[%]<br />
Flow limit<br />
4DP01-4DPE01_UK.INDD CM_28.01.08.1<br />
3-12<br />
Parker Hannifin GmbH &Co. KG<br />
Hydraulic Controls Division<br />
Kaarst, Germany
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