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Proportional flow control valves


                                                                                                                                   Proportional 3-way flow control valve         M22x1,5
                                                                                                                                   Screw-in cartridge                             ISO 7789
                                                                                                                                   • Integrated electronic
                                                                                                                                   • Direct operated,  pressure compensated
                                                                                                                                   • Q max   =  40 l/min,  p max   = 350 bar
                                                                                                                                   • Q N max  =  25 l/min


                                                                                                                                   DESCRIPTION                        FUNCTION                           APPLICATION
                                                                                                                                   Direct operated, pressure compensated pro-  The 3-way flow control valve is designed to   Proportional flow control valves are suitable for
                                                                                                                                   portional  flow control valve with integrated   keep the oil flow to any actuator constant irre-  precise feed control system where the supply
                                                                                                                                   electronics  as  a  screw-in cartridge  with  a   spective of the load. Surplus volume flow will   volume flow needs to be kept constant even
                                                                                                                                   thread M22x1,5 for cavity acc. to ISO 7789.   be diverted to the tank line thus saving energy.   when the load fluctuates.  They are imple-
                                                                                                                                   These plug & play valves are factory set and   Proportionally to the command signal applied   mented in systems calling for good valve-
                                                                                                                                   adjusted. High valve-to-valve reproducibility.   to the electronics spool stroke, metering open-  to-valve reproducibility, easy installation, com-
                                                                                                                                   Housing for electronics with protection class   ing and volume flow increase. The control con-  fortable operation and high precision in indust-
                                                                                                                                   IP67 for harsh environment. Three flow ranges   nection is provided by an analog interface or a   rial hydraulics as well as in mobile hydraulics.
                                                                                                                                   are available. The volume flow is adjusted by   fieldbus interface (CANopen, J1939 or Profi-  The screw-in cartridge is very suitable for
                                                                                                                                   a Wandfluh proportional solenoid (VDE stand-  bus DP). Parameter setting and diagnosis with   mounting in control blocks, flange bodies and
                                                                                                                                   ard 0580). Allmost linear flow increase and low   the free-of-charge software «PASO» or via   sandwich plates of the size NG6. Cavity tools
                                                                                                                                   hysteresis are typical for this valve. The cart-  fieldbus interface. The USB parameterisation   are available for machining cartridge cavities
                                                                                                                                   ridge and the solenoid made of steel are zinc   interface is accessible through a cover flap.   (hire or  purchase).Please  refer  to  the  data
                                                                                                                                   coated and therefore rustprotected. The hous-  «PASO» is a Windows program in the flow dia-  sheets in register 2.13.
                                                                                                                                   ing for the electronics is made of aluminium.  gram style, which enables the intuitive setting
                                                                                                                                                                      and storing of all variable parameters. The data
                                                                                                                                                                      remain saved in case of a power failure and
                                                                                                                                                                      can also be reproduced and transferred to
                                                                                                                                                                      other DSVs.



                                                                                                                                   TYPE CODE
                                                                                                                                                                                          Q  D  P  PM22  -   -   /  M  E   -     HB4.5  #
                                                                                                                                   Flow control valve
                                                                                                                                   3-way
                                                                                                                                   Proportional
                                                                                                                                   Screw-in thread M33x2
                                                                                                                                                                           8 l/min     8
                                                                                                                                   Nominal volume flow rate Q N
                                                                                                                                                                           15 l/min    15
                                                                                                                                                                           25 l/min    25
                                                                                                                                                           12 VDC                     G12
                                                                                                                                   Vominal voltage U 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
                                                                                                                                   Sealing material        NBR
                                                                                                                                                           FKM (Vitron)                D1
                                                                                                                                   Manual override
                                                                                                                                   Design-Index (Subject to change)














                                                                                                                                   Wandfluh AG         Tel.  +41 33 672 72 72   E-mail:  sales@wandfluh.com   Illustrations not obligatory   Data sheet no.
                                                                                                                                   Postfach            Fax  +41 33 672 72 12   Internet:  www.wandfluh.com   Data subject to change   2.6-647E 1/4
                                                                                                                                   CH-3714 Frutigen                                                                             Edition 17 01
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