(Vented, 420 Bar Maximum Setting)
Free Flow
Piloted Open
4J
TECHNICAL DATA
SPRINGS
Y
Max. Setting: 420 bar
Rated flow: 60 l/min
Cavity-Tooling: 21A-4
Installation torque: 40-50 Nm
Weight: 0.19 kg
Pressure Setting:
COUNTERBALANCE VALVE
G
140 to 420 bar (280 bar Standard Setting)
5 : 1 (with sealed pilot)
Leakproof hex.
load induced pressure.
Rev.160225
B.125.101
Ordering Code:
UNIT:mm
ADJUSTMENT RANGES(2.8 bar Cracking Pressure)
Setting should be 1.3 times maximum
Pressure Drop
20
16
12
8
4
60
45
30
15
0
Pressure- P(bar)
Flow-Q(l/min)
70 to 175 bar (140 bar Standard Setting)
F
PILOT RATIO
X
4B
4E
C
Free Flow or Piloted Open
socket screw.
Z
L
2 : 1 (with sealed pilot)
OPTIONS
Cover.
Stainless Steel
Tamper Resistant
10 : 1 (with sealed pilot)
CW-21A-X-Y-Z
Pilot
Vent
Maximum extension
Load
from locating shoulder.
M20x1.5
Shoulder
Locating
(7/8 inch)
(L Control shown)
22.2 Hex.
Control Option:Turn screw clockwise
to reduce setting and
release load.
Valve
2
4
1
3
73.935.1
3
1
2
4
19
