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Proportional pressure reducing valve
Proportional pressure reducing valve Proportional pressure reducing valve
TYPE CODE PERFORMANCE SPECIFICATIONS
2
M D I PM16 - - / - # Oil viscosity u = 30 mm /s
Pressure reducing valve p = f (Q) Pressure volume flow characteristics p = f (Q) Pressure volume flow characteristics
red
red
Direct operated Statically adjusted at nominal pressure Statically adjusted to nominal pressure
25 bar execution 40 bar execution
Proportional, inverse *Limit of the operating range *Limit of the operating range
p [bar] p [bar]
Screw-in cartridge M16 x 1,5
30 K1145 60 K1144
Nominal pressure range p N red 25 bar 25
40 bar 40 20 40
Nominal voltage U 12 VDC G12 ∗ ∗
N 10 20
24 VDC G24
without coil X5
0 0
Slip-on coil Metal housing round W 6 4 2 0 2 4 6 6 4 2 0 2 4 6
Metal housing square M A T Q [l/min] P A A T Q [l/min] P A
Connection execution Connector socket EN 175301-803 / ISO 4400 D
Connector socket AMP Junior - Timer J
Connector Deutsch DT04 - 2P G p = f (n) Pressure adjustment characteristics p = f (n) Pressure adjustment characteristics
red
red
Measured at Q = 0 l/min (static) Measured at Q = 0 l/min (static)
Sealing material NBR 25 bar execution 40 bar execution
FKM (Viton) D1
p [bar] p [bar]
System pressure max. 210 bar 30 K1173 50 K1172
System pressure max. 350 bar Z406 25 40
20
Design index (subject to change) 15 30
2.3-603 20
10
5 10
GENERAL SPECIFICATIONS HYDRAULIC SPECIFICATIONS 0 0
Designation Proportional pressure reducing valve Working pressure p = 210 bar (350 bar) 0 10 20 30 40 50 60 70 80 90 100 I [%] 0 10 20 30 40 50 60 70 80 90 100 I [%]
max
Construction Direct operated Nominal pressure P N red = 25 bar, 40 bar
Mounting Screw-in cartridge construction range Adjustable via adjustment screw (+20 %
Nominal size M16 x 1,5 according to Wandfluh / -30 %)
standard Minimum adjustable < 0,5 bar
Actuation Proportional solenoid pressure ACCESSORIES SURFACE TREATMENT
The cartridge body is gas-nitro carburised
Ambient temperature -25…+70 °C Volume flow range Q = 0…6 l/min Proportional amplifier Register 1.13 ◆ The slip-on coil and the armature tube are zinc nickel coated
◆
Weight 0,45 kg Leakage oil 25 bar execution at p = 210 bar Electric plug B (black) Article no. 219.2002
sys
MTTFd 150 years p = 0 bar: < 10 ml/min Technical explanations Data sheet 1.0-100
red
p = 25 bar: < 50 ml/min
red Filtration Data sheet 1.0-50
40 bar execution at p = 210 bar
sys
p = 0 bar: < 10 ml/min
red
ELECTRICAL SPECIFICATIONS p = 45 bar: < 40 ml/min
red
Hysteresis ≤ 4 % at optimal dither signal
Protection class Connection execution D: IP65 Repeatability ≤ 1 % at optimal dither signal
Connection execution J: IP66 Fluid Mineral oil, other fluid on request
Connection execution G: IP67 and IP69K
2
2
Relative duty factor 100 % DF Viscosity range 12 mm /s…320 mm /s SEALING MATERIAL MANUAL OVERRIDE
None
NBR or FKM (Viton) as standard, choice in the type code
Standard nominal 12 VDC, 24 VDC Temperature range -25…+70 °C (NBR)
-20…+70 °C (FKM)
fluid
voltage
Limiting current at I = 1360 mA (U = 12VDC) Contamination Class 18 / 16 / 13
efficiency
G
N
50 °C I = 680 mA (U = 24VDC)
G N
Filtration Required filtration grade ß 6…10 ≥ 75,
Note! Other electrical specifications see data sheet 1.1-173 see data sheet 1.0-50
(slip-on coil W) and 1.1-174 (slip-on coil M)
www.wandfluh.com Illustrations are not binding Data subject to change 2/4 Edition: 19 28 2.3-603 E www.wandfluh.com Illustrations are not binding Data subject to change 3/4 Edition: 19 28 2.3-603 E
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