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

DIMENSIONS HYDRAULIC CONNECTION Proportional pressure relief cartridge with
Cavity drawing according to ISO 7789–22–02–0–98 integrated electronics M22 x 1,5
◆ pilot operated ISO 7789
M22x1.5 ◆ Q = 100 l/min
max
110 ◆ p = 400 bar
s30 ◆ p max = 350 bar
70.8 N max
93.3 M22x1.5 (2)
15 (2)
MD=5.5Nm
(1)
(1)
22.5 DESCRIPTION APPLICATION
(1) Pilot operated proportional pressure relief valve with integrated Proportional pressure relief valves with integrated electronics are
12 17 18 10 18 50 70 60 electronics as screw-in cartridge for cavity according to ISO perfectly suitable for demanding applications in which the pressure
MD=9Nm 7789. When the operating pressure adjusted by means of the pro- frequently has to be changed. They are used in applications where
60 Note! For detailed cavity drawing and cavity tools see data
sheet 2.13-1003 portional solenoid is reached, the valve opens and connects the high valve-to-valve reproducibility, easy installation, comfortable
88.7 38.5
protected line with the drain to the tank. The back pressure in T operation and high precision are very important. The integrated
134.1
Dimensions of the solenoid coil see data sheet 1.1-183 and 1.1-184 (2) affects the pressure in P (1). This proportional valve is very controller reliefs the machine control and operates the pressure
sensitively adjustable and suitable for high pressures. The Plug & control in a closed loop circuit. The applications are in the industri-
PARTS LIST ACCESSORIES Play valves are factory set and adjusted and have therefore a al as well as in the mobile hydraulics for the smooth control of
high valve-to-valve reproducibility. The control takes place via an hydraulic actuations. The screw-in cartridge is perfectly suitable
Position Article Description Proportional amplifier Register 1.13 analogue interface or a fieldbus interface (CANopen, J1939 or for installation in control blocks and is installed in sandwich-
10 263.6... Solenoid coil MK.45 / 18 x 60 Flange body / sandwich plate NG4-Mini Data sheet 2.3-720
Profibus DP). The parameterisation takes place by means of the (vertical stacked systems) and in flange plates (corresponding data
12 154.2603 Knurled nut Ex M18 x 1,5 x 18 Flange body / sandwich plate NG6 Data sheet 2.3-740 free of cost parameterisation and diagnostics software «PASO» sheets in this register). For machining the cartridge cavity in steel
15 253.8000 Manual override HB4,5 Flange body / sandwich plate NG10 Data sheet 2.3-760 or via fieldbus interface. The USB parameterisation interface is and aluminum blocks, cavity tools are available (hire or purchase).
17 160.2251 O-ring ID 25,07 x 2,62 (NBR) Threaded body Data sheet 2.9-200 accessible through a screw plug. As an option, these valves are Please refer to the data sheets in register 2.13.
18 160.2170 O-ring ID 17,17 x 1,78 (NBR) Technical explanations Data sheet 1.0-100 available with integrated controller. As feedback value genera- „PASO” is a Windows programm in the flow diagram
tors sensors with voltage or current output can be connected Note!
50 160.2188 O-ring ID 18,77 x 1,78 (NBR) Filtration Data sheet 1.0-50 directly. The available controller structures are optimised for style, which enables the intuitive adjustment and storing
160.8188 O-ring ID 18,77 x 1,78 (FKM) applications with hydraulic actuations. of all variable parameters. The data remain saved in
60 160.2140 O-ring ID 14,00 x 1,78 (NBR) case of a power failure and can also be reproduced and
transferred to other DSV.
160.8140 O-ring ID 14,00 x 1,78 (FKM) MANUAL OVERRIDE
70 049.3177 Back-up ring rd 14,6 x 17,5 x 1,4 HB4,5 as standard
110 111.1080 Cable gland M20 x 1,5

SYMBOL ACTUATION
STANDARDS SEALING MATERIAL
Cartridge cavity ISO 7789 NBR or FKM (Viton) as standard, choice in the type code (T) 2 Actuation Proportional solenoid, wet pin push
type, pressure tight
Explosion protection Directive 2014 / 34 / EU (ATEX) Connection Via device receptacle
Flameproof enclosure EN / IEC / UL 60079-1, 31
Cable entry EN 60079-0, 1, 7, 15, 31 SURFACE TREATMENT
◆ The cartridge body, the slip-on coil and the armature tube are
Protection class EN 60 529 zinc-nickel coated (P) 1
Contamination ISO 4406
efficiency

ELECTRICAL SPECIFICATIONS MANUAL OVERRIDE
INSTALLATION NOTES COMMISSIONING Protection class IP67 with suitable mating connector and HB4,5 as standard
Mounting type Screw-in cartridge M22 x 1,5 Attention! The solenoid coil must only be put into operation, if the closed housing cover
Mounting position Any, preferably horizontal requirements of the operating instructions supplied are Ramps Adjustable
observed to their full extent. In case of non-observance,
Tightening torque M = 60 Nm Screw-in cartridge no liability can be assumed. Parameterisation Via fieldbus or USB
D
M = 9 Nm knurled nut Supply voltage 12 VDC, 24 VDC
D
M = 9,5 Nm HB0 Note! Exact electrical specifications and detailed description
D
M = 5,5 Nm HB4,5
D of «DSV» electronics can be found on data sheet
Attention! For stack assembly please observe the remarks in the 1.13-76.
operating instructions
Wandfluh AG Postfach CH-3714 Frutigen
Tel. +41 33 672 72 72 Fax +41 33 672 72 12 sales@wandfluh.com

www.wandfluh.com Illustrations are not binding Data subject to change 4/4 Edition: 21 21 2.3-536 E www.wandfluh.com Illustrations are not binding Data subject to change 1/6 Edition: 20 40 2.3-537 E
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