Page 347 - 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]
12 K1189 12 K1190
10 Q N = 5 l/min 10
8 8 Q N = 5 l/min
6 6 Q N = 2 l/min
Q N = 2 l/min
4 Q N = 1 l/min 4 Q N = 1 l/min
2 2
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) Volume flow pressure characteristics ∆p = f (Q) Volume flow pressure characteristics
I = I G I = I G
ACB-S, AC1-S, CB2-S ADB-V, AD1-V, DB2-V
p [bar] p [bar]
60 K1191 Q = 1 l/min Q N = 2 l/min 60 K1192 Q N = 2 l/min
N
50 N Q = 5 l/min 50 Q = 1 l/min Q = 5 l/min
N
N
40 40
30 30
20 20
10 10
0 0
0 2 4 6 8 10 Q [l/min] 0 2 4 6 8 10 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]
6 K1193 6 K1194
5 Q = 5 l/min 5 Q = 5 l/min
N
N
4 4
3 3
2 Q = 2 l/min 2 Q N = 2 l/min
N
1 Q = 1 l/min 1 Q N = 1 l/min
N
0 0
0 10 20 30 40 50 60 70 80 90 100 I [%] 0 10 20 30 40 50 60 70 80 90 100 I [%]

Q = f (p) Leakage volume flow characteristics
L
Q [cm /min]
3
80 K1195
70
60
50
40
30
20
10
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: 20 05 1.10-66 E
Page 347