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P. 344

A  B
                                                                                                    Overview
                                                                                                   Over-view
                                                                                    Proportional spool valves                                                                                                     Proportional spool valve
                                                                                      Proportional spool valve
 A  B
                                                                                                                                   Proportional spool valve
                            NG3-Mini             NG4-Mini            NG6 ISO             NG10 ISO                                  Flange construction                                  NG3-Mini
                                                                                                                                                                                        Wandfluh standard
                                                                                                                                    ◆  Q  = 10 l/min
                            Type designation                                                                                        ◆  3 volume flow levels
                                                                                                                                       max
 192.6   20,30  21,22  40   WDPFA03-ADB         WDPFA04-ADB          WDPFA06-ADB         WDPFA10-ADB                                ◆  Q   = 5 l/min
                                                                                                                                       N max
 10  Gegenstecker        X2  1.10-66            1.10-73              1.10-77             1.10-3400                                  ◆  p  = 350 bar
                                                                                                                                       max

 192.6   X2         X1
 10  (für Regler)                               WDPFA04-ADB-../NE WDBFA06-ADB
 A  X1  X1          X3                          1.10-3240            1.10-88
 Ø 9.5  (für Verstärker)                        (integrated electronics)  (Ex d)
 Ø 5.5  125,8
 A  6  101,9  X4(nur Regler)  Ø  9,5  119,9  X4                      WDPFA06-ADB-../ME                                             DESCRIPTION                                          APPLICATION
 76.5  Ø 9.5  6)  (                                                  1.10-3340                                                     Direct operated proportional spool valve with 4 connections in   Proportional  spool  valves  are  perfectly  suitable  for  demanding
 Ø 5.5
 6   69                                                              (integrated electronics)                                      5-chamber system. Precise spool fit, low leakage, long service   tasks due to the high resolution, large volume flow and low hystere-
 76.5  Ø 37  32  38  35  Ø  5,5  32  38                              WDRFA06-ADB                                                   life time. The volume flow adjustment takes place by a Wandfluh   sis. The applications are in the industry as well as in the mobile
                                                                     1.10-82                                                       proportional solenoid. Proportional to the solenoid current, the   hydraulics for the smooth control of hydraulic actuators. Some ex-
 Ø 37  32  38                                                        (Integr. electr. and LVDT)                                    spool  stroke,  the  spool  opening  and  the  valve  volume  flow    amples: rotor blades control of wind generators, forestry and earth
 80  55  3  59,2  60 64  50                                                                                                        increase. For the control, Wandfluh proportional amplifiers are   moving machines, machine tools and paper production machines
 17.7  50   57.2   8.1
 13,9  188,4                                    WDPFA04-AD1                                                                        available (see register 1.13).                       with simple position control, robotics and fan control. Miniature

 133                                            1.10-73
 80  70  50   57.2   8.1  20,30  21,22  40                                                                                                                                              values are used where both, reduced dimensions and weight are
 17.7



 Druckknopf  133                                WDPFA04-AD1-../NE                                                                                                                       important.
 24
 70  43.3  15.4  X2                             1.10-3240
 Druckknopf  30.3  60                         28  (integrated electronics)                                                         SYMBOL
 T
 43.3  90  24  X1                              P WDPFA04-DB2                                                                       Symmetrical control
 30.3  15.4  60                             A   1.10-73                                                                                           ACB-S                                AC1-S                       CB2-S
                                                 B
 90  22.5  T A  B  18  24  101,9  X3  Ø  9,5  27  T  To  14
 P  6.5  6)  (                                  WDPFA04-DB2-../NE                                                                                  A  B                                   A  B                   A  B
 Spindel  22.5  A  50  B  14.5  18  24  69  A         B  14  1.10-3240                                                                       a      0     b                         a                                   b
                                                (integrated electronics)
 44.3  P  35  Ø 5,5  32  38                   28                                                                                     a                              b       a                     b        a                      b
 Spindel  30.3  50  14.5  6.5        x         y VWS4D42             VWS4D62             VWS4D102                                                  P  T                                   P  T                   P  T
 44.3  100                                      1.10-06              1.10-11             1.10-20                                        Meter-in control
 30.3  55  3  59,2  60 64  50        P         T                                                              S30
 188,4
 100  17,3  A         B                                                                                                                           ADB-V                                AD1-V                       DB2-V
           MDPPM16                              BRW.4D42                                                                                           A  B                                   A  B                   A  B
                                                    MDPPM16
 x  y
                                                1.10-72
                                                (integr. electr. and LVDT)                                                            63     a            b                         a                                   b
 P         T                                             S30                                                                        a                               b       a                     b        a                      b
                                                                                                             Ø 40                                 P  T                                    P  T                   P  T
 MDPPM16  MDPPM16           3 ⁄4"-16 UNF        7 ⁄8"-14 UNF         M33 x 2             M42 x 2
                                                                                                                                x
                            WDPPU08-ACB         WDPPU10-ACB                       63                                               TYPE CODE

                            1.10-2710           1.10-2720                                                                                                                                            WDP  F  A03  -     -     -     -     -     #  2

                                                         Ø 40                                                                       Spool valve, directly operated, proportional
                                                                                                                                T
                                                                            x                                                       Flange construction
                            WDPPU08-ADB         WDPPU10-ADB

                            1.10-2710           1.10-2720                                                                           Mounting interface acc. to Wandfluh standard, NG3-Mini
                                                                                                                                A

                                                                            T                                                         118.5
                                                                                                                                    Designation of symbols acc. to table
                                                                     WVPPM33-ACB
               A     B                                              A    B               WVPPM42-ACB                            P   Nominal volume flow rate Q   N  1 l/min   1 2
                                                                                                                                                           2 l/min

                                                                     1.10-2310           1.10-2410
       x                  y                                x                A  y                                                                           5 l/min   5
                P    T                                              P    T                                                      B   Nominal voltage  U     12 VDC    G12
               A   B                                                A    B        118.5                                                         N          24 VDC    G24
 A     B        A    B                                               WVPPM33-ADB         WVPPM42-ADB
                                                                            P
           x              y                                     x    1.10-2310  y        1.10-2410                                  Sealing material       NBR
 x  y  x                  y                                                                                                                                FKM (Viton)   D1
                P   T                                               P     T                                              y
 P    T         P    T                                                      B
 A   B          A    B                                                                                                              Design index (subject to change)
                                                                                                                                    1.10-66
 x  y  Wandfluh AG        y Tel.  +41 33 672 72 72   E-mail:  sales@wandfluh.com   Illustrations not obligatory   Data sheet no.
            x
 P   T  Postfach   P     T  Fax  +41 33 672 72 12   Internet:  www.wandfluh.com   y  Data subject to change   1.10-04E 2/2                            www.wandfluh.com  Illustrations are not binding  Data subject to change  1/4  Edition: 20 05  1.10-66 E
       CH-3714 Frutigen                                                                            Edition 21 17
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