Monoblock directional control valves ML - Directional control valve ML Before use, carefully read the GENERAL INSRUCIONS FOR USE OF DIRECIONAL CONROL VALVES 398SMD4I - 6--8
ML echnical data Nominal flow 35 l/min 9. US gpm Nominal pressure 5 bar 365 psi B A B A Maximum tank pressure 5 bar 75 psi Internal leakage (A or B -> and ) p= bar (45 psi) 8 cm³/min ±.49 in³/min ±. emperature range Oil viscosity Fluid - C +85 C NBR seals (max peak + C) - C + 3 C HNBR seals from 5 mm²/s to 9 mm²/s (5 cst to 9 cst) Hydraulic fluids as defined in ISO 6743-4 standard B A B A SANDARD version Section 398SMD4I - 6--8
echnical data ML 3.5.4 5.59 L 8.8 3.6 77.6 6.99 9 3 3.6 6.4.88 6..45 74.9 9.35 7.6 38.5 3.4.4 B B A 9.35 A.87 36.4 58.8 4.8.98 36.4 Standard Dimensions per number of sections Code N of sections L Weight mm in kg lb 54,,9 6,4 9 3.5 4, 9, 3 3 6 4,9 5.3.7 4 4 6 6.3 6,6 4.5 5 5 98 7.8 7.8 7, 6 6 34 9, 9 9,9 7 7 7,3,,6 398SMD4I - 6--8 3
ML Flow curve Flow curve - Flow curve -A [bar] 33 3 7 4 8 5 9 OIL = 5 C v OIL = mm / s 6 3 5 5 5 3 35 4 45 [l/min] esting parameters: Spool type ML7 ML6 ML5 ML4 ML3 ML ML A [bar] 33 3 OIL = 5 C 7 v OIL = mm / s 4 8 5 9 6 3 5 5 5 3 35 4 45 [l/min] esting parameters: Spool type ML7 ML6 ML5 ML4 ML3 ML ML Flow curve B- B [bar] 4 OIL = 5 C v OIL = mm / s 8 5 9 6 3 5 5 5 3 35 4 45 [l/min] esting parameters: Spool type ML7 ML6 ML5 ML4 ML3 ML ML 4 398SMD4I - 6--8
Flow curve ML Metering [l/min] 5 45 4 35 OIL = 5 C v OIL = mm / s bar 5 bar bar 3 5 bar 5 5 5..5..5..5 3. 3.5 4. 4.5 5. 5.5 mm esting parameters: Spool type 398SMD4I - 6--8 5
ML External treatment M Centralised microswitch 8.8 9. 7.3.8 63.48 A A 36.5 5.37 3.3 4.7 B B Dual effect microswitch Characteristics of microswitch positioner MICRO CONACS OS. OS. OS. Contact rating emperature range Expected mechanical life Insulation 6(5)A at 5V A.C 5 Hz 3A at 3V D.C. L/R= 5 ms - to 85 C million cycles at Hz Up to MΩ 6 398SMD4I - 6--8
Element type ML S Left (standard) D Right B B B B A A A A ort A is usually the nearest port to the actuator side. 398SMD4I - 6--8 7
ML hread ports hread ports - Code ype orque Nm hread ports A - B Code ype orque Nm A 3/8'' GAS ISO 79 4 B /'' GAS ISO 79 65 M6x.5 ISO 9974 8 C M8x.5 ISO 9974 4 I M6x.5 ISO 649 8 W M8x.5 ISO 649 4 A 3/8'' GAS ISO 79 4 M6x.5 ISO 9974 8 C M8x.5 ISO 9974 4 I M6x.5 ISO 649 8 W M8x.5 ISO 649 4 E 3/4'' - 6 SAE ISO 96 4 9/6'' - 8 SAE ISO 96 8 E 3/4'' - 6 SAE ISO 96 4 hread ports - Code ype orque Nm A 3/8'' GAS ISO 79 4 B /'' GAS ISO 79 65 M6x.5 ISO 9974 8 C M8x.5 ISO 9974 4 I M6x.5 ISO 649 8 W M8x.5 ISO 649 4 9/6'' - 8 SAE ISO 96 8 E 3/4'' - 6 SAE ISO 96 4 8 398SMD4I - 6--8
M M Actuator L Standard kit for lever holder Z Lever holder with stroke limiter ML 4 4 4 4 M M 8.8 3.6 8.8 3.6 45.77 69.7.74 A Without lever holder, standard appendix B Without lever holder, without appendix 3. 5.59 5.59 M 8 9.35.5.89 5.5. C Without lever holder, flat appendix 9 Actuator with integrated ball 4.5.57 9.35 4.5.96 R6.3 5.59 8.8.35.5.89 3. 43.9.73 398SMD4I - 6--8 9
ML Actuator Cable fitting on actuator side V Intentional, vertical 34.4.35 4.7.97 M 6x,5 47.6 9.75 89.6 7.47 86.6 3.4 58.8 45.77 O Intentional, horizontal 7. 4. 54.5.5.3 7.89 398SMD4I - 6--8
Actuator ML M Joystick 93 3.66 7..84 64.4.53 4.8.9 8 3.9 76.99 6.8.47 58..9 a b a=spool st section b=spool nd section G Joystick with spool lock 6.4 a b a 3 A,B B a B A 89.7 3.53 B A b b A B A B a Also available in other configurations. K Hydraulic control Y Y Y X X X [bar] 5 OIL = 5 C v OIL = mm / s 58.8 Y X 5.6.99 5 5 57.4 93 3.66. 8.35 6..45 3 4 5 6 mm 398SMD4I - 6--8
ML Actuator M Joystick 93 3.66 7..84 64.4.53 4.8.9 8 3.9 76.99 6.8.47 58..9 a b a=spool st section b=spool nd section 398SMD4I - 6--8
Spool types Spool type B A 3 Spool type B A ositions ositions 3 4 B A B, A, B B A B B 3 4 B A B A, B B A B B ML 4 Spool type B A ositions 3 4 A, B B, A, B B A B, B 5 Spool type B A ositions 3 4 B A, B, A, B B, A B B 7 Spool type 3 B A ositions 3 4 A, B B B A B, A, B B A B B 8 Spool type B A ositions 3 4 B A B, B A B A B B 398SMD4I - 6--8 3
ML Spool type B A ositions Spool types 3 4 B A B B, A B A B B 7 Spool type B A 4 ositions 3 4 B A B, A, B B A B B A, B B 4 398SMD4I - 6--8
ositioning device ML A B C Neutral position in Neutral position in, detent in Neutral position in, detent in D E F Detent in,, Neutral position in Neutral position in H L Q Detent in Detent in Detent in, R S C 4 Neutral position in Neutral position in Neutral position in, detent in, 3 NS 3 N 4 S 3 Neutral position in, detent in 3 Neutral position in, detent in 4 Detent in 3,,, 398SMD4I - 6--8 5
ML ositioning device VL - ressure limiter valve 4.5.8 93 3.66 3.5.8 68.3.69 B A B A 57. 6.8 36.5 5.37.6.8 B VL-A 47.3.86 77.6 6.99 3. 4.45 7..68 VL-A A VL-B VL-B B A B A B A 6 398SMD4I - 6--8
Lever options ML Straight standard knob Code Description h [mm] h [in] A Straight standard knob 9 4,3 B Straight standard knob 34 5.8 C Straight standard knob 84 7,4 D Straight standard knob 4 8,4 h E Straight standard knob 54 F Straight standard knob 34,97 Ergonomic lever Code Description h [mm] h [in] L Straight vertical 8 7.9 O Bent 5 vertical 8 7.9 R Bent 3 vertical 8 7.9 M Straight horizontal 8 7.9 h Y Bent 5 horizontal 8 7.9 Q Bent 3 horizontal 8 7.9 398SMD4I - 6--8 7
ML Actuator A Straight C Rotated 8 35.7 5.34 54.3 36.4 45.7.8 4.5.96 8.5 3.5 96.5 3.8 38.5.5 58.8 54.5.5 36.4 46.8 36.5 5.37 D Rotated 9 towards 5.5 5.96 54.5.5 8 3.3 5.59 36.4.87 8.5 3.5 8 398SMD4I - 6--8
Actuator ML C Stroke limiter M Male dual control 5.5.3 76.99.79 6 4.3.66 M8 4.3.66 Cable fitting 6.5 4.98 4.4.63 M6x.5 5.5 398SMD4I - 6--8 9
ML Microswitch Actuator Characteristics of microswitch positioner Contact rating 6(5)A at 5V A.C 5 Hz 3A at 3V D.C. L/R= 5 ms 4.8 4.3 46.8.84 emperature range Expected mechanical life Insulation - to 85 C million cycles at Hz Up to MΩ 7.76 7..8 Y Dual effect microswitch Simple effect microswitch port A MICRO CONACS MICRO CONACS OS. OS. OS. OS. OS. OS. O Simple effect microswitch port B MICRO CONACS OS. OS. OS. 398SMD4I - 6--8
hread ports ML A Carry-over option A B A B A A B B A B A B B With carry-over port C.O. A B A B A A B B B A B A C.O. 398SMD4I - 6--8
ML hread ports ort 4 hread port 4 Code ype orque Nm Not processed (standard) 4 A L /4'' GAS ISO 79 A A 3/8'' GAS ISO 79 4 B /'' GAS ISO 79 65 M6x.5 ISO 9974 8 C M8x.5 ISO 9974 4 B I M6x.5 ISO 649 8 W M8x.5 ISO 649 4 B 9/6'' - 8 SAE ISO 96 8 E 3/4'' - 6 SAE ISO 96 4 398SMD4I - 6--8
hread ports ML 398SMD4I - 6--8 3
ML Instructions for ordering ML Ripetere per ogni sezione del distributore 3 4 5 6 7 8 9 3 4 5 6 7 Spool types Sections Sections 3 4 Sections Sections 5 6 Sections Sections 7 Sections External treatment N None V Black paint Z M Galvanising Centralised microswitch O Y ainted centr. microswitch Galvanised centr. microswitch 3 Element type S Left (standard) D Right 4 hread ort A 3/8'' GAS ISO 79 B /'' GAS ISO 79 C M6x.5 ISO 9974 M8x.5 ISO 9974 I W M6x.5 ISO 649 M8x.5 ISO 649 E 9/6'' - 8 SAE ISO 96 3/4'' - 6 SAE ISO 96 5 hread ort A 3/8'' GAS ISO 79 B /'' GAS ISO 79 C M6x.5 ISO 9974 M8x.5 ISO 9974 I W M6x.5 ISO 649 M8x.5 ISO 649 E 9/6'' - 8 SAE ISO 96 3/4'' - 6 SAE ISO 96 6 Options on port --LS A open - open (standard) B open - plugged C plugged - open 7 8 Maximum pressure valve type VM replacement plug 6 6 bar 7 7 bar 3 8 8 bar 4 9 9 bar 5 bar 6 bar bar 3 bar 4 bar 5 bar 6 bar 7 8 9 7 bar 8 bar 9 bar bar bar bar 3 4 5 3 bar 4 bar 5 bar 9 ype of lead seal G Dowel C Cap R Sealed Sealing provided N None hread ort A 3/8'' GAS ISO 79 M6x.5 ISO 9974 C I M8x.5 ISO 9974 M6x.5 ISO 649 W E M8x.5 ISO 649 3/4'' - 6 SAE ISO 96 Actuator L Standard kit for lever holder Z Lever holder with stroke limiter A Without lever holder, standard appendix 3 Spool types Spool type 3 Spool type B C 9 4 5 Without lever holder, without appendix Without lever holder, flat appendix Actuator with integrated ball Spool type Spool type V O 7 8 Cable fitting on actuator side Intentional, vertical Intentional, horizontal Spool type Spool type K M G 7 Hydraulic control Joystick Joystick with spool lock Spool type Spool type 4 398SMD4I - 6--8
Instructions for ordering ML 8 9 3 4 5 6 7 8 4 Spool options E Standard spool F Standard nickel-plated spool A B Spool -45 l/min Nickel-plated spool -45 l/ min C D Spool 8- l/min Nickel-plated spool 8- l/min 5 6 ositioning device NN None A Neutral position in B Neutral position in, detent in C Neutral position in, detent in D Detent in,, E Neutral position in F Neutral position in H Detent in L Detent in Q Detent in, 7 8 VL ressure limiting valve below port A None VL bar rocessed and plugged VL bar 6 VL 6 bar VL bar 7 VL 7 bar 3 VL 3 bar 8 VL 8 bar 4 VL 4 bar 9 VL 9 bar 5 VL 5 bar 9 VL ressure limiting valve below port A None VL bar rocessed and plugged VL bar 6 VL 6 bar VL bar 7 VL 7 bar 3 VL 3 bar 8 VL 8 bar 4 VL 4 bar 9 VL 9 bar 5 VL 5 bar Lever options N None S Without lever A h 9 mm / 4.3 in B h 34 mm / 5.8 in Lever holder position A Straight B Rotated 9 towards (right inlet) C D E F C D h 84 mm / 7.4 in h 4 mm / 8.4 in h 54 mm / in h 34 mm /.97 in Rotated 8 Rotated 9 towards R Neutral position in S Neutral position in C Neutral position in, detent in, 3 NS Neutral position in, detent in 3 N Neutral position in, detent in 4 6 VL 6 bar 7 VL 7 bar 8 VL 8 bar 9 VL 9 bar VL bar VL bar 6 VL 6 bar 7 VL 7 bar 8 VL 8 bar 9 VL 9 bar VL bar VL bar L O R M N Straight vertical Bent 5 vertical Bent 3 vertical Straight horizontal None S...... Detent in 3,,, For selection, see the relevant chapter VL bar 3 VL 3 bar 4 VL 4 bar 5 VL 5 bar VL bar 3 VL 3 bar 4 VL 4 bar 5 VL 5 bar Y Q Bent 5 horizontal Bent 3 horizontal 3 Actuator N None C Stroke limiter M Male dual control Cable fitting Y Dual effect microswitch Simple effect microswitch port A O Simple effect microswitch port B 4 hread ort A 3/8'' GAS ISO 79 B /'' GAS ISO 79 C M6x.5 ISO 9974 M8x.5 ISO 9974 I W M6x.5 ISO 649 M8x.5 ISO 649 E 9/6'' - 8 SAE ISO 96 3/4'' - 6 SAE ISO 96 5 hread ort A 3/8'' GAS ISO 79 B /'' GAS ISO 79 C M6x.5 ISO 9974 M8x.5 ISO 9974 I W M6x.5 ISO 649 M8x.5 ISO 649 E 9/6'' - 8 SAE ISO 96 3/4'' - 6 SAE ISO 96 398SMD4I - 6--8 5
ML Instructions for ordering 6 hread ort N None (standard) L /4 GAS ISO 79 A 3/8'' GAS ISO 79 B C /'' GAS ISO 79 M6x.5 ISO 9974 M8x.5 ISO 9974 I W M6x.5 ISO 649 M8x.5 ISO 649 9/6'' - 8 SAE ISO 96 E 3/4'' - 6 SAE ISO 96 7 Options on port --LS A - - 4 open B - open, 4 not processed C - open, 4 plugged D E F - 4 open, plugged open, plugged, 4 not processed open, - 4 plugged 8 hread ports A Carry-over option B With carry-over port G H I plugged, -4 open plugged, open, 4 plugged plugged, open, 4 not processed L - plugged, 4 open 6 398SMD4I - 6--8