Monoblock directional control valves MDT MDT - Directional ...
Transcript of Monoblock directional control valves MDT MDT - Directional ...
1398SMD003EN00 - 27-08-2019
Monoblock directional control valves MDT
MDT - Directional control valve
Before use, carefully read the GENERAL INSTRUCTIONS FOR USE OF DIRECTIONAL CONTROL VALVES Monoblock directional control valvesMDT 398SMD003EN00 -
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MDT Technical data
Nominal flow 35 l/min 9.2 US gpm
Nominal pressure 250 bar 3625 psi
Nominal inlet flow with electric actuators
20 l/min 5.3 US gpm
Maximum pressure with electric actuators
180 bar 2610 psi
Maximum tank pressure 50 bar 725 psi
Internal leakage (A or B -> P and T) p=100 bar (1450 psi)
8 cm³/min 0.49 in³/min
Temperature range-20°C +85°C NBR seals (max peak +100°C) -20°C + 130°C HNBR seals
Oil viscosityfrom 15 mm²/s to 90 mm²/s (15 cSt to 90 cSt)
FluidHydraulic fluids as defined in ISO 6743-4 standard
2
T
A1B1
20
1
12
0
P
B0
T A1
P
B2 A2 B3 A3 B4 A4
2
T
01
2
2
P
10
A1
0B
2
T
01
2
2
P
10
A1
0B
2
T
01
2
2
P
10
A1
0B
STANDARD version
Section
P
T
Technical data
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Dimensions MDT
702.
76
893.
562
.22.
4522
.40.
88
173.
66.
83
351.
38
36 1.42
90.35
L 10 0.3923 0.91
17.5
0.69
9 0.35
17.5
0.69
P
A2A1
B2B1
T
A3 A4
B3 B4
24.9 0.9824 0.94 36 1.42
84.8 3.34
P
Standard
Dimensions per number of sectionsCode N° of sections L Weight
mm in kg lb
4 4 169 6,6 6.3 13,9
5 5 205 8,1 7.7 16,9
6 6 241 9,5 9,1 20
7 7 277 10,9 10,5 23,1
Dimensions
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MDT Characteristic curves
Pressure drops P-T
P T
0 5 10 15 20 25 30 35 40 45[l/min]
0
2
4
6
8
10
12
14
16[bar]
MDT4
MDT5
MDT6
MDT7TOIL = 50°C
vOIL = 21 mm2/ s
Testing parameters: Spool type 01
Pressure drops P-A
P
A
0 5 10 15 20 25 30 35 40 45[l/min]
0
3
6
9
12
15[bar]
MDT4MDT5MDT6MDT7
TOIL = 50°C
vOIL = 21 mm2/ s
Testing parameters: Spool type 01
Pressure drops B1-T
T
B1
0 5 10 15 20 25 30 35 40 45[l/min]
0
3
6
9
12
15[bar]
MDT4MDT5MDT6MDT7
TOIL = 50°C
vOIL = 21 mm2/ s
Testing parameters: Spool type 01
Characteristic curves
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General options MDT
M Centralised microswitch
73.6 2.9
175.
36.
9
199
7.83
P
B2
B1
A2
A1
TT1
B3
B4
A3
A4
70.3
2.77
73.3
2.88
224.8 8.85
T1
Characteristics of microswitch positioner
Contact rating 16(5)A at 250V A.C 50 Hz 3A at 30V D.C. L/R= 5 ms
Temperature range -20° to 85° C
Expected mechanical life 10 million cycles at 1 Hz
Insulation Up to 100 MΩ
Dual effect microswitch
MICRO CONTACTS
POS.1 POS.0 POS.2
General options
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MDT Type of inlet
S Left (standard)
P
A1
B1
T
B2 B3 B4
A2 A3 A4
D Right
P
A2 A1
B2 B1
T
A3A4
B3B4
Port A is usually the nearest port to the actuator side.Type of inlet
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Thread ports MDT
Thread port PCode Type Torque
Nm
B 1/2'' GAS ISO 1179 70
A 3/8'' GAS ISO 1179 35
T M16x1.5 ISO 9974 24
C M18x1.5 ISO 9974 40
E 3/4'' - 16 SAE ISO 11926 50
P 9/16'' - 18 SAE ISO 11926 21
Thread ports A - BCode Type Torque
Nm
B 1/2'' GAS ISO 1179 70
A 3/8'' GAS ISO 1179 35
T M16x1.5 ISO 9974 24
C M18x1.5 ISO 9974 40
E 3/4'' - 16 SAE ISO 11926 50
P 9/16'' - 18 SAE ISO 11926 21
Thread ports T - T1Code Type Torque
Nm
B 1/2'' GAS ISO 1179 70
A 3/8'' GAS ISO 1179 35
T M16x1.5 ISO 9974 24
C M18x1.5 ISO 9974 40
E 3/4'' - 16 SAE ISO 11926 50
P 9/16'' - 18 SAE ISO 11926 21
Thread ports
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MDT Actuators
L Standard kit for lever holder
84.8
3.34
45 1.77
M 10 M
10
14° 14°
Z Lever holder with stroke limiter
84.8
3.34
45 1.77
M 10
M 1
0
76.2 3240.
94
14° 14°
60.8
2.39
A Without lever holder, standard appendix
9 0.35
22.5 0.89
150.
59
31 1.22
C Without lever holder, flat appendix
150.
59
31 1.22
8.8
0.35
23 0.91
90.
35
14.5
0.57 22.1 0.87
T Cable setting
M16
x 1
.5
24.7
0.97
36.4
1.43
86.6 3.41
Actuators
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Actuators MDTE Dual effect electric control
P→AP→B
602.
36
75.5 2.9789 3.575.5 2.97
240 9.45
72.5
2.85
BA
T
Type of coil 12V
24V
Resistance at 20°C 4 18 Ω (± 7%)
Absorbed current 3 1,2 A (± 5%)
Power 36 30 W (± 5%)
D Single effect electric control port A side
P→B
602.
36
89 3.575.5 2.97
72.5
2.85
23 0.91
187.5 7.38
BA
T
J Single effect electric control port B side
P→A
602.
36
72.5
2.85
23 0.91 89 3.5 75.5 2.97
218 8.58
BA
T
Performance limits for electric actuator
0 5 10 15 20 25 30 35 40 45[l/min]
0
50
100
150
200
250[bar]
TOIL = 50°C
vOIL = 21 mm2/ s
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MDT Actuators
K Hydraulic control
10 02
Y2
Y1
X2
X1
201
54.6
2.15
62.2 2.45 89 3.5 57 2.24
208.2 8.2
602.
36
T
A BY2
X1Y1
X2
0 1 2 3 4 5 6mm
02468
101214161820[bar]
TOIL = 50°C
vOIL = 21 mm2/ s
M Joystick93 3.66
81 3.19
66.4
2.61
602.
366.
40.
25
M10
76 2.99
38 1.538 1.5
19.4 0.76103.6 4.08
baPT
a = Spool 3rd section b = Spool 4th section
M Joystick with spool lock
89.7
3.53
60.
24
a
b
A,B→TBP→
b
a
21
2
1P→B1A1→T
P→B2A2→T
P→A2B2→T
P→A1B1→T
3
b
a
a
Also available in other configurations.
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Spool types MDT01 Spool type
B1 0 2
A
P T
Positions3 1 0 2 4
P → B A → T BP
P, T A, B BP →
P → A B → T BP
03 Spool type
B1 0 2
A
P T
Positions3 1 0 2 4
P → B A → T BP
A, B → T
BP →
P → A B → T BP
04 Spool type
B1 0 2
A
TP
Positions3 1 0 2 4
A → T B BP →
A, B, T
BP →
P → A B, T BP
05 Spool type
P T
A0
B21
Positions3 1 0 2 4
P → B A, T BP
A, B, T
BP →
A B → T BP →
07 Spool type
B A1 0 2
P T
3
Positions3 1 0 2 4
A, B → T
BP →
P → B A → T BP
A, B, T
BP →
P → A B → T BP
08 Spool type
2B A
P
1 0
T
Positions3 1 0 2 4
P → B A → T BP
B A → T BP →
P → A B → T BP
Spool types
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MDT Spool types
10 Spool type
0
P
1
T
2AB
Positions3 1 0 2 4
P → B A → T BP
A B → T BP →
P → A B → T BP
28 Spool type
0
P T
2AB
Positions3 1 0 2 4
A, B
BP →
P → A, B
BP
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Spool control MDT0A
0 21
Neutral position in 0
0B0 21
Neutral position in 0, detent in 1
0C0 21
Neutral position in 0, detent in 2
0D
0 21
Detent in 0, 1, 2
0E
0 2
Neutral position in 0
0F
01
Neutral position in 0
0H
0 2
Detent in 2
0L
01
Detent in 1
0Q
1 2
Detent in 1, 2
0R
21
Neutral position in 2
0S
21
Neutral position in 1
NS
013 2
Neutral position in 0, detent in 3
Spool control
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MDT Lever options
Straight standard knobCode Description h [mm] h [in]
A Straight standard knob 109 4,3
B Straight standard knob 134 5.28
C Straight standard knob 184 7,24
D Straight standard knob 214 8,42
E Straight standard knob 254 10
F Straight standard knob 304 11,97
h
Ergonomic leverCode Description h [mm] h [in]
L Straight vertical 180 7.09
O Bent 15° vertical 180 7.09
R Bent 30° vertical 180 7.09
M Straight horizontal 180 7.09
Y Bent 15° horizontal 180 7.09
Q Bent 30° horizontal 180 7.09 h
Lever options
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Lever holder positions MDTA Straight
240.
9460
2.36
843.
31
36 1.42 36 1.42 39 1.54
199 7.83
36 1.4252 2.05
P
T
C Rotated 180°
36 1.4252 2.05
361.
4260
2.36
963.
78
36 1.42 36 1.42 39 1.54
199 7.83
P
T
D Rotated 90° towards T
361.
4224
0.94
602.
36
52 2.05 36 1.42 36 1.42 75 2.95 22 0.87
221 8.7
PT
Lever holder positions
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MDT Options spool control side
N None
22.4 0.88
C Stroke limiter
51.5 2.03
451.
77
421.
65
Options spool control side
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C.O. - Carry Over MDTC.O. - Carry Over
26.5 1.04
C.O.
C.O.
T1
B0
1
A
01
P
2
2
10
T
2
B0
1
A
01
P
2
2
10
T
2
B0
1
A
01
P
2
2
10
T
2
C.O.
A4B4A3B3A2B2
P
12
AT
0B
P
02
1
10
2
B1 A1
T1
Thread port Carry OverCode Type Torque
Nm
0 Not processed
A 3/8'' GAS ISO 1179 35
C M18x1.5 ISO 9974 40
E 3/4'' - 16 SAE ISO 11926 50
C.O. - Carry Over
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MDT Instructions for ordering
MDT
1
2
3
4
5 6
7
8
9
10
11 12
13
14 15
16
17
18
19
20
21
22
1
Number of sections Sections4 Sections5 Sections6 Sections7
2
General options NoneN Black paintV
Zinc platingZ Centralised microswitchM
Painted and centr. microswitchO Zinc plating and centr. microswitchY
3
Type of inlet Left (standard)S RightD
4
Thread port P 3/8'' GAS ISO 1179A 1/2'' GAS ISO 1179B
M16x1.5 ISO 9974T M18x1.5 ISO 9974C
3/4'' - 16 SAE ISO 11926E 9/16'' - 18 SAE ISO 11926P
5 6
Maximum pressure relief valve type VMP replacement plug00 60 bar06 70 bar07 80 bar08 90 bar09 100 bar10
110 bar11 120 bar12 130 bar13 140 bar14 150 bar15 160 bar16
170 bar17 180 bar18 190 bar19 200 bar20 210 bar21 220 bar22
230 bar23 240 bar24 250 bar25
7
Sealing type maximum pressure relief valve Grub screwG CapC
SealedP Sealing providedR
NoneN
8
Thread ports A - B 1/2'' GAS ISO 1179B 3/8'' GAS ISO 1179A
M16x1.5 ISO 9974T M18x1.5 ISO 9974C
3/4'' - 16 SAE ISO 11926E 9/16'' - 18 SAE ISO 11926P
9
Type of section Tandem (standard)T
10
Actuators
NoneN Standard kit for lever holderL Without lever holder, standard appendixA
Without lever holder, flat appendixC
Lever holder with stroke limiterZ Cable settingT
Dual effect electric controlE Single effect electric control port A sideD
Single effect electric control port B sideJ
Hydraulic controlK JoystickM Joystick with spool lockG
11 12
Spool types Spool type01 Spool type03
Spool type04 Spool type05
Spool type07 Spool type08
Spool type10 Spool type28
13
Spool options Standard spool with negative coatingA Nickel-plated spool with
negative coatingB Standard spool with positive coatingC Nickel-plated spool with
positive coatingD
Instructions for ordering
Repeat for each section of the valve
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Instructions for ordering MDT
MDT
1
2
3
4
5 6
7
8
9
10
11 12
13
14 15
16
17
18
19
20
21
22
1
Number of sections Sections4 Sections5 Sections6 Sections7
2
General options NoneN Black paintV
Zinc platingZ Centralised microswitchM
Painted and centr. microswitchO Zinc plating and centr. microswitchY
3
Type of inlet Left (standard)S RightD
4
Thread port P 3/8'' GAS ISO 1179A 1/2'' GAS ISO 1179B
M16x1.5 ISO 9974T M18x1.5 ISO 9974C
3/4'' - 16 SAE ISO 11926E 9/16'' - 18 SAE ISO 11926P
5 6
Maximum pressure relief valve type VMP replacement plug00 60 bar06 70 bar07 80 bar08 90 bar09 100 bar10
110 bar11 120 bar12 130 bar13 140 bar14 150 bar15 160 bar16
170 bar17 180 bar18 190 bar19 200 bar20 210 bar21 220 bar22
230 bar23 240 bar24 250 bar25
7
Sealing type maximum pressure relief valve Grub screwG CapC
SealedP Sealing providedR
NoneN
8
Thread ports A - B 1/2'' GAS ISO 1179B 3/8'' GAS ISO 1179A
M16x1.5 ISO 9974T M18x1.5 ISO 9974C
3/4'' - 16 SAE ISO 11926E 9/16'' - 18 SAE ISO 11926P
9
Type of section Tandem (standard)T
10
Actuators
NoneN Standard kit for lever holderL Without lever holder, standard appendixA
Without lever holder, flat appendixC
Lever holder with stroke limiterZ Cable settingT
Dual effect electric controlE Single effect electric control port A sideD
Single effect electric control port B sideJ
Hydraulic controlK JoystickM Joystick with spool lockG
11 12
Spool types Spool type01 Spool type03
Spool type04 Spool type05
Spool type07 Spool type08
Spool type10 Spool type28
13
Spool options Standard spool with negative coatingA Nickel-plated spool with
negative coatingB Standard spool with positive coatingC Nickel-plated spool with
positive coatingD
Instructions for ordering
14 15
Spool control NoneNN Neutral position in 00A Neutral position in 0, detent in 10B
Neutral position in 0, detent in 20C
Detent in 0, 1, 20D Neutral position in 00E Neutral position in 00F Detent in 20H
Detent in 10L Detent in 1, 20Q Neutral position in 20R Neutral position in 10S
Neutral position in 0, detent in 3NS
... For selection, see the relevant chapter...
16
Lever options NoneN Without leverS h 109 mm / 4.3 inA h 134 mm / 5.28 inB
h 184 mm / 7.24 inC h 214 mm / 8.42 inD h 254 mm / 10 inE h 304 mm / 11.97 inF
Straight verticalL Bent 15° verticalO Bent 30° verticalR Straight horizontalM
Bent 15° horizontalY Bent 30° horizontalQ
17
Lever holder positions StraightA Rotated 90° towards P (right inlet)B
Rotated 180°C Rotated 90° towards TD
NoneN
18
Options spool control side NoneN Stroke limiterC
19
Voltage and connector NoneN 12V DIN 43650A
24V DIN 43650B 12V DEUTSCH DT04-2PG
24V DEUTSCH DT04-2PH
20
Thread port T 3/8'' GAS ISO 1179A 1/2'' GAS ISO 1179B
M16x1.5 ISO 9974T M18x1.5 ISO 9974C
3/4'' - 16 SAE ISO 11926E 9/16'' - 18 SAE ISO 11926P
21
Thread port Carry Over Not processed0 3/8'' GAS ISO 1179A M18x1.5 ISO 9974C 3/4'' - 16 SAE ISO 11926E
22
Options on port T - C.O. T open - C.O. not processed (standard)A T1 open - C.O. openB T1 open - C.O. pluggedC T1 open - T set up for C.O.D