Page 984 - Softbound_Edition_19_en

Proportional
Proportional pressure relief valve
Proportional pressure relief valve pressure relief valves

ACCESSORIES COMMISSIONING Proportional pressure relief valve M22x1,5
Parameterisation software See start-up For DSV amplifiers as a rule no parameter adjustments by the cusot- Screw-in cartridge
• Integrated amplifier or controller electronics ISO 7789
mer are required. The plugs have to be connected in accordance with
Parameterisation cable for interface Article no. 219.2896 the chapter «Electrical connection». • Pilot operated
USB • Q = 25 l/min
(from plug type A on Mini B, 3 m) Controllers are supplied configured as amplifiers. The adjustment of • p max = 400 bar
Mating connector (plug female) for analog interface the mode of control and of the controller are carried out by the custo- • p max = 350 bar
N max
straight, soldering contact M23, 12 pole Article no. 219.2330 mer by means of the software adjustment (USB interface, Mini B).
angled, soldering contact Article no. 219.2331 Further information can be found on: «www.wandfluh.com». DESCRIPTION FUNCTION APPLICATION
Direct operated proportional pressure relief
Proportional pressure relief valves with
The valve limits the pressure in port P (1) and
Free- of charge download of the «PASO» software and the operation
straight, soldering contact, 7 pole Article no. 219.2335 valve with integrated electronics as a screw-in reliefs the volume flow to tank port T (2). The integrated electronics are well suited for
instructions for «DSV» hydraulic valves as well as the operation inst- cartridge. Thread M22x1,5 for cavity according back pressure in T (2) influences the pressure demanding applications, in which the pres-
ructions CANopen Protocol resp. Profibus DP Protocol, with Device to ISO 7789. These plug & play valves are in P (1). When the operating pressure set by sure frequently has to be changed. They
Threaded body Data sheet 2.9-200 Profile DSP-408 for «DSV». factory set and adjusted. High valve-to-valve is reached, the poppet spool opens and con- are implemented in systems calling for good
Technical explanations Data sheet 1.0-100 reproducibility. Housing for electronics with nects the protected line to the tank T (2). The valve-to-valve reproducibility, easy installati-
on, comfortable operation and high precision
protection class IP67 for harsh environment.
control connection is provided by an analog
Filtration Data sheet 1.0-50 Note! The mating connectors and the parameterisation cable Five standard pressure levels are available: interface or a fieldbus interface (CANopen, in industrial hydraulics as well as in mobile
hydraulics. The integrated controller relieves
20, 100, 200, 315 and 350 bar. Adjustment
J1939 or Profibus DP). Parameter setting and
Attention! Auxiliary conditions for the cable: are not part of the delivery. Refer to chapter «Accesso- by a Wandfluh proportional solenoid (VDE diagnosis with the free-of-charge software the machine control system and operates the
– External diameter 12 pol: 3,5…14,7 mm ries». standard 0580). The cartridge and the solenoid «PASO» or via fieldbus interface. The USB pa- pressure control in a closed control circuit. The
– External diameter 7 pol: 8…10 mm made of steel are zinc coated and therefore rameterisation interface is accessible through proportional pressure relief catridge is very
– Wire cross section max. 1 mm 2 rust-protected. a cover flap.. «PASO» is a Windows program suitable for mounting in control blocks, flange
– Recommended wire cross section: Optionally these valves are available with inte- in the flow diagram style, which enables the bodies and sandwich plates size NG4-Mini and
0…25 m = 0,75 mm (AWG18) grated controller. As feedback value generator intuitive setting and storing of all variable pa- NG6. (Please note the separate data sheets
2
sensors with voltage or current output can be
rameters. The data remain saved in case of a
in register 2.3). Cavity tools are available for
25…50 m = 1 mm (AWG17) directly connected. The available controller power failure and can also be reproduced and machining the cavities in steel and aluminium
2
structures are optimised for the utilisation with transferred to other DSVs. (hire or purchase). Please refer to the data
hydraulic drives. sheets in register 2.13.
SURFACE TREATMENT SEALING MATERIAL
◆ The cartridge body and the solenoid are zinc-nickel coated NBR or FKM (Viton) as standard, choice in the type code
◆ The electronics housing is made of aluminium.
TYPE CODE
B D P PM22 - - / M E - HB4,5 #
STANDARDS INSTALLATION NOTES Pressure relief valve
Direct operated
Cartridge cavity ISO 7789 Mounting type Screw-in cartridge M33 x 2
CANopen DRP 303-1 Mounting position Any, preferably horizontal Proportional
Profibus DP IEC 947-5-2 Tightening torque M = 80 Nm Screw-in cartridge Screw-in cartridge M22x1,5
D
Protection class EN 60 529 M = 5 Nm knurled nut Nominal pressure range p 20 bar 20 200 bar 200
N
D
Contamination ISO 4406 100 bar 100 315 bar 315

350
350 bar
efficiency
Nominal voltage U 12 VDC G12
N
24 VDC G24
Slip-on coil Metal housing, square
Connection execution Integrated electronics
Hardware configuration
With analog signal (0…+10 V factory set) A1
With CANopen acc. to DSP-408 C1
With Profibus DP in accordance with Fluid Power Technology P1
With CAN J1939 (on request) J1
Function
Amplifier
Controller with current feedback signal (0...20 mA / 4...20 mA) R1
Controller with voltage feedback signal (0...10 V) R2
Sealing material NBR
FKM (Vitron) D1
Manual override
Design-Index (Subject to change)

Wandfluh AG Postfach CH-3714 Frutigen
Tel. +41 33 672 72 72 Fax +41 33 672 72 12 sales@wandfluh.com
Wandfluh AG Tel. +41 33 672 72 72 E-mail: sales@wandfluh.com Illustrations not obligatory Data sheet no.
www.wandfluh.com Illustrations are not binding Data subject to change 6/6 Edition: 20 40 2.3-553 E Postfach Fax +41 33 672 72 12 Internet: www.wandfluh.com Data subject to change 2.3-561E 1/4
CH-3714 Frutigen Edition 17 01
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