Page 1187 - Softbound_Edition_19_en
P. 1187

21,5
 45
 25
 9,5
 5,5
 Ø
 Ø
 4 ( )
 41
 5,5
 Ø
 18,5  10  *  45  31  32  17,8 19 88  21  32,5  32  * 45
 40  117
                                                                                                 Flow control valve
 Flow control valves                                                                            Flow control valves
 SCREw-IN CARTRIDGES INSTALLED   TYPE CHARTS
 The following screw-in cartridges are used in either the flange body or   2-way flow control valve
 the sandwich body.  QD.FA06-A/B  Flange- and sandwich construction  NG10
            •  Q    =  85 l/min,  p    = 350 bar
 Type   Designation   Data sheet no.  •  Q max   =  70 l/min  max  ISO 4401-05
 QD.PM22   flow control valve  N max
    •3-way   2.5-540
            DESCRIPTION                        FUNCTION                           APPLICATION
            Direct operated, pressure compensated flow   The 2-way flow control valve is designed to   2-way flow control valves are used where the
            control valve in flange- and sand-wich con-  keep  the  oil  flow  to  any  actuator  constant   supply volume flow has to be kept constant
 A  P T  B  struction.  Flow  control  screw-in  cartridges   irrespectiv of the load.   even when the load fluctuates. De-pending on
            M33x2 acc. to ISO 7789 are installed. In the                          the application, a distinction is made between
 QD.SA06-P  sandwich plates for A, B and AB line, a bypass                        restricting the forward flow or the return flow.
 REMARK!    check valve for reversed free flow is installed.
 Detailed performance data and additional hydraulic spe-  A  bypass non-return valve plate for the flange
 cifications may by drawn from the data sheets of the cor-  valve, for free flow from B to A, can be ordered
 responding installed pressure relief cartridge.  separately. Two flow ranges are available. The
            flange body is painted and the sandwich plates
 CAUTION!   are phosphatised.
 The performace data especially the «pressure-flow-cha-
 racteristic» on the data sheets of the screw-in catridges
 refere to the screw-in cartridges only. The additional pres-
 sure drop of the flange body respectivly sandwich body   A  P T  B
 must be taken into consideration.  TYPE CODE
                                                                                  Q  Z        A10 -     -      #
            Flow control valve
 DIMENSIONS  2-way

 Flange construction QD.FA06-A/B  Type of adjustment   Key   S
                             Control knob   D
 45  10  21,5  19            Cover         A
 25  17,8
            Flange construction            F
            Sandwich construction          S
 *          International standard interface ISO, NG10
 9,5  5,5  45  31  21  32,5  Type list/Function   Flange construction   Sandwich construction  Sandwich construction  Sandwich construction
 Ø  Ø
                                                   Meter-out flow control  Meter-in flow control
                                  A → B    A/B     in P      P      in A      A      in A      AV
 4 ( )  41  32                                     in T      T      in B      B      in B      BV
 88                                                                 in A and B   AB   in A and B  ABV
            Nominal volume flow rate Q N  32 l/min    32
                                          70 l/min    70
 Sandwich construction QD.SA06-P
            Design index (subject to change)

 *
 5,5  45
 Ø

 18,5  32
 40  117  *  The total lenghts depends on
   the cartridge type,  GENERAL SPECIFICATIONS                   HYDRAULIC SPECIFICATIONS
   see data sheet 2.5-540  Description   2-way flow control valve  Fluid               Mineral oil, other fluid on request
            Nominal size     NG10 acc. to ISO 4401-05            Contamination         ISO 4406:1999, class 18/16/13
            Construction     Flange- and sandwich construction   efficiency            (Required filtration grade ß 6...10≥75)
            Mounting         4 holes for socket cap screws  M6                         see data sheet 1.0-50/2
                             or studs screws M6                  Viscosity range       12 mm /s…320 mm /s
                                                                                                     2
                                                                                            2
            Connection       Threaded connection plates          Fluid temperature     -20…+70 °C
                             Multi-flange subplate               Peak pressure         p max   = 350 bar
 PARTS LIST                  Longitudinal stacking system        Min. volume flow      Q min   = 0,2 l/min
            Ambient temperature   -20…50 °C                      Max. volume flow      Q max  = 85 l/min
 Position  Article  Description  Mounting position   any
            Fastening torque   M  = 9,5 Nm (Qual. 8.8), for fastening screws
 10  160.2093  O-ring ID 9,25 x 1,78 (NBR)     M  = 80 Nm for screw-in cartridge
                               D
                               D
            Weight           • Flange type       m = 2,20 kg
            (without screw-in cartridge)   • Sandwich type P,T,A,B   m = 3,10 kg
                             • Sandwich type AB   m = 3,75 kg
 A  P T  B  Technical explanation see data sheet 1.0-100

 Wandfluh AG   Tel.  +41 33 672 72 72   E-mail:  sales@wandfluh.com   Illustrations not obligatory   Data sheet no.  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   2.5-742E 2/2  Postfach   Fax  +41 33 672 72 12   Internet:  www.wandfluh.com   Data subject to change   2.5-760E 1/3
 CH-3714 Frutigen     Edition 08 31  CH-3714 Frutigen                                                    Edition 11 02
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