Pressure- P(bar)Pressure- P(bar)
METER IN PROPORTIONAL DIRECTIONAL VALVE
(4-Way, 3-Position)
16
2 4
3 5
53
42
6 1
24N-Spool
25N-Spool
Port
Port
Port
Port
Port
Port
STRUCTURE
X
OPTIONS
Z
Rev.160531
6P
Maximum Leakage (30 cc/min./70 bar)
Ports 1 and 6 Pilot
B.901.401
25
24
Y
OPERATION
Cavity-Tooling: 52A-6
TECHNICAL DATA
2 and 4 to 5 Center
2 and 4 Bleed to 5 Center
Ordering Code:
UNIT:mm
028
28LPM
Max. pressure: 350 bar
Rated flow: 28 l/min
Installation torque: 60-70 Nm
Weight: 0.47 kg
Minimum Pilot Pressure Required to Shift
Valve: 5.5 bar.
Pilot Pressure Required for Full Shift at
Rated Flow: 20 bar.
Nominal operating pressures for port 1
and port 6 should not exceed 35 bar.
3
to
2
3
to
4
2 to 5
4
to
5
2
or
4
to
5
Centered
0 10 20 30 40
5
10
15
20
25
30
35
Flow-Q(l/min)
Flow-Q(l/min)
35
30
25
20
15
10
5
403020100
2 or 4 to 5
Centered
3
to
2
3 to 4
2
to
5
4
to
5
Pressure Differential vs. Flow
24N-Spool
Fully Open
Fully Open
25N-Spool
Pressure Differential vs. Flow
71 111
1.00-14UNS-2A
28.5 Hex.
(1 1/8 inch)
Locating
Shoulder
1
3
2
4
5
6
PDD52A-X-Y-N-Z
