Pressure- P(bar)
19
Shoulder
Inlet
Outlet
Locating
Torque 3-5 Nm
N=73
L=78
2
M16x1.5
1
22.2 Hex.
(7/8 inch)
19 15
70.5
1
2
Coil EC-19A
100
50
321
0
4
(Electro-Proportional, Relief-Inverse Function)
Flow-Q(l/min)
300
250
200
150
Pressure Differential vs. Flow
Leakproof hex.
Coils must be ordered separately
．
main valve you are going to used with.
PILOT CONTROL VALVE
．
Back pressure on the tank port (port 2) is directly
Maximum Valve Leakage at Reseat: 25 c.c./min
additive at a 1:1 ratio to valve setting
Rev.170824
．
B.730.112
2 Ports、22 Watt. Coil
main valve RV11A30CL.
．
0.4 LPM Inlet flow
Command Current, mA
P= bar
245
175
140
105
70
35
0
100
200 300
400
210
500
600
12001000800
600400
200
(12 V)
(24 V)
1500
750
140
100
80
60
40
20
0
100
200 300
400
120
500
600
12001000800
19 mm tube
600
Ordering Code:
2D
UNIT:mm
400
200
(12 V)
Weight: 0.20 kg
(24 V)
The factory pressure setting is based on using with
1500
Pressure vs Command (Range "A")
0.4 LPM Inlet flow
750
1500
(24 V)
(12 V)
200
400 600
800 1000 1200
600
500
60
400
300200
100
In order to meet the pressure requirement and
0
750
105 bar Setting
10
20
30
40
50
70
350
250
200
150
100
50
0
100
200 300
400
300
500
600
12001000800
600
P= bar
400
200
(12 V)
(24 V)
1500
750
Pressure vs Command (Range "W")
Pressure vs Command (Range "B")
210 bar Setting
105 bar Setting
55 bar Setting
28 bar Setting
55 bar Setting
160 bar Setting
315 bar Setting
(Standard Type)
L
0.4 LPM Inlet flow
Pressure vs Command (Range "D")
socket screw.
HIGH PRESSURE ADJUSTMENT RANGES
．
(140 bar Standard Setting)
High pressure setting with no command.
Y
210-105 bar
(70 bar Standard Setting)
B
A
0.4 LPM Inlet flow
P= bar
Command Current, mA
P= bar
Command Current, mA
315-210 bar
Rated flow: 1 l/min
105-55 bar
(210 bar Standard Setting)
Max.Operating pressure: 350 bar
X
W
55-20 bar
OPERATION
TECHNICAL DATA
Dither should be adjustable between 80-300Hz
．
(28 bar Standard Setting)
D
reduce the setting inaccurancy, please contact
Linearity with dither < 2%
Winner if you need pressure setting and inform the
OPTIONS
Z
(Recommended dither freguency 140Hz)
．
Hysteresis with DC input < 8%
．
Reseat exceeds 85% of cracking pressure.
．
(Without Coil)
Installation torque: 27-33 Nm
．
Hysteresis with dither < 4%
Cavity-Tooling: 8A-2
Command Current, mA
．
When the back pressure of port 2 increase, it will
affect the pressure setting of the valve.
For example: the factory pressure setting of
PRA8A2DBL is 90 bar, if using with RP10A20W8,
the pressure setting will be 107 bar.
PRA-8A-X-Y-Z-74
