Page 429 - Softbound_Edition_19_en

Proportional spool valve
Proportional spool valve

PERFORMANCE SPECIFICATIONS
Oil viscosity u = 30 mm /s
2
Q = f (p) Volume flow pressure characteristics Q = f (p) Volume flow pressure characteristics
I = I G I = I G
ACB-S, AC1-S, CB2-S ADB-V, AD1-V, DB2-V
Q [l/min] Q [l/min]
100 K2086 100 K2087
80 80
60 60
40 40
20 20
0 0
0 50 100 150 200 250 300 350 p [bar] 0 50 100 150 200 250 300 350 p [bar]

∆p = f (Q) Pressure drop volume flow characteristics ∆p = f (Q) Pressure drop volume flow characteristics
I = I G I = I G
ACB-S, AC1-S, CB2-S ADB-V, AD1-V, DB2-V
p [bar] p [bar]
14 K2088 14 K2089
12 12
10 10
8 8
6 6
4 4
2 2
0 0
0 10 20 30 40 50 60 70 Q [l/min] 0 10 20 30 40 50 60 70 Q [l/min]

Q = f (I) Volume flow adjustment characteristics Q = f (I) Volume flow adjustment characteristics
∆p = 10 bar ∆p = 10 bar
ACB-S, AC1-S, CB2-S ADB-V, AD1-V, DB2-V
Q [l/min] Q [l/min]
70 K2090 70 K2091
60 60
50 50
40 40
30 30
20 20
10 10
0 0
-100 -80 -60 -40 -20 0 20 40 60 80 100 I [%] -100 -80 -60 -40 -20 0 20 40 60 80 100 I [%]

Q = f (p) Leakage volume flow characteristics Note! All values were measured over two control edges. The
L connections A and B were short-circuited.
per control edge
Q [ml]
400 K2092
350
300
250
200
150
100
50
0
0 50 100 150 200 250 300 350 p [bar]

www.wandfluh.com Illustrations are not binding Data subject to change 3/4 Edition: 21 22 1.10-3400 E
Page 429