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Proportional pressure reducing valve
                                                                         Proportional pressure reducing valve                                                                                          Proportional pressure reducing valve


       TYPE CODE                                                                                                                   PERFORMANCE SPECIFICATIONS
                                                                                                                                                    2
                                                               M  Q  B  PM22  -     -     /     /     -        #                   Oil viscosity u = 30 mm /s
       Pressure reducing valve                                                                                                      p  = f (Q)  Pressure volume flow characteristics     p  = f (Q)  Pressure volume flow characteristics
                                                                                                                                     red
                                                                                                                                                                                          red
       Pilot operated                                                                                                                         Maximal adjustable pressure                          Minimal adjustable pressure
                                                                                                                                                                                                   *Consumer resistance depending on the system
       Proportional                                                                                                                     p [bar]                                             p [bar]
                                                                                                                                     400  K1011                                            80  K0809
       Screw-in cartridge M22 x 1,5
                                                                                                                                                                            P N red = 350 bar
                                                                                                                                     300                                                   60
       Nominal pressure range p N red    40 bar   40   200 bar   200                                                                                                        P N red = 275 bar
                              63 bar       63      275 bar     275                                                                   200                                    P N red = 200 bar  40
                              100 bar      100     350 bar     350                                                                                                          P N red = 160 bar
                              160 bar      160                                                                                       100                                    P N red = 100 bar  20
                                                                                                                                                                            P N red = 63 bar
                                                                                                                                       0                                    P N red = 40 bar  0                        ∗
       Nominal voltage U      12 VDC       G12
                   N                                                                                                                     40  30  20  10   0   10  20  30  40                 40  30  20  10   0   10  20  30   40
                              24 VDC       G24                                                                                                 A     T  Q [l/min]  P   A                         A     T  Q [l/min]  P   A
                                                  Ambient temperature up to:
       Nominal power P        15 W         L15    70 °C
                  N
                              17 W         L17    70 °C (only UL / CSA)
                                                                                                                                    p  = f (n)  Pressure adjustment characteristics      p  = f (n)  Pressure adjustment characteristics
       Certification          ATEX, IECEx, EAC,                                                                                      red      Measured at Q = 0 l/min (static)            red      Measured at Q = 0 l/min (static)
                              CCC                 UL / CSA     UL
                              Australia    AU     MA           MA                                                                       p [bar]                                              p [bar]
                                                                                                                                     100  K1013                             P N red = 100 bar  350  K1012                        P N red = 350 bar
       Sealing material       NBR                                                                                                     80                                                  300                                    P N red = 275 bar
                              FKM (Viton)   D1                                                                                                                                            250
                                                                                                                                      60                                    P N red = 63 bar  200                                P N red = 200 bar
       Options                without                                                                                                 40                                    P N red = 40 bar  150                                P N red = 160 bar
                              amplifier    M248                                                                                                                                           100
                                                                                                                                      20                                                   50
       Design index (subject to change)                                                                                                0                                                    0
       2.3-644                                                                                                                           0   10  20  30  40 50 60 70 80 90  100 l [%]         0   10  20  30  40 50 60 70 80 90  100 l [%]
       ELECTRICAL SPECIFICATIONS                           HYDRAULIC SPECIFICATIONS
       Protection class   IP65 / 66 / 67                    Working pressure   p  = 400 bar
                                                                                max
       Relative duty factor  100 % DF                       Tank pressure      p   = p  + 20 bar                                    Q  = f (p)  Leakage volume flow characteristic
                                                                                                                                     L
                                                                                T max  P                                                      P (2) → T (3) (pressure in P (2) = 350 bar)
       Voltage tolerance  ± 10 % with regard to nominal voltage  Supply pressure  p  ≥ p  + 10 bar (static)
                                                                                P
                                                                                   red
                                                                                                                                            3
       Standard nominal   12 VDC, 24 VDC                                       p  ≥ p  + 80 bar (at 40 l/min)                           Q [cm /min]
                                                                                   red
                                                                                P
       voltage                                              Nominal pressure   p N red  = 40; 63; 100; 160;, 200; 275; 350 bar       600  K0812_1
       Limiting current at  L15 / 17, 50 °C                 range                                                                    450
       50 °C              I  = 950 mA (12 VDC)              Minimum adjustable   Static < 1 bar adjustable
                           G
                          I  = 450 mA (24 VDC)              pressure                                                                 300
                           G
                          L15 / 17, 70 °C                   Volume flow range  Q = 0…40 l/min                                        150
                          I  = 910 mA (12 VDC)              Leakage oil        See characteristics                                     0
                           G
                          I  = 420 mA (24 VDC)
                           G                                Hysteresis         ≤ 5 % at optimal dither signal                            0   50   100  150  200  250  300  350 p [bar]
       Standard nominal   15 W, 17 W                        Repeatability      ≤ 3 % at optimal dither signal                              P N red = 40/63/100/160 bar
                                                                                                                                           P N red = 200/275/350 bar
       power                                                Fluid              Mineral oil, other fluid on request
       Temperature class  Nominal power 15 W / 17 W: T1…T4
                                                                                            2
                                                            Viscosity range    12 mm /s…320 mm /s
                                                                                   2
       Note!   Other electrical specifications see data sheet 1.1-183   Temperature range   Operation as T4
               and 1.1-184                                  fluid              NBR -25…+70 °C (L15 / L17)
                                                                               FKM -20…+70 °C (L15 / L17)
                                                            Contamination      Class 18 / 16 / 13
                                                            efficiency
                                                            Filtration         Required filtration grade ß 6…10 ≥ 75,
                                                                               see data sheet 1.0-50





                         www.wandfluh.com  Illustrations are not binding  Data subject to change  2/4  Edition: 21 21  2.3-644 E                      www.wandfluh.com  Illustrations are not binding  Data subject to change  3/4  Edition: 21 21  2.3-644 E
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