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MDS-D/DH Series Specifications Manual
2-4 Drive unit
2 - 63
(d) Explanation of each 2-axis spindle drive unit part
The connector and terminal block layout may differ according to the unit being used. Refer to each unit
outline drawing for details.
<Each part name>
<Screw size>
Name Description
(1)
Control
circuit
LED --- Unit status indication LED
(2) SWL,SWM --- Axis No. setting switch (L,M axis)
(3) SW1 --- Unused axis setting switch (L,M axis)
(4) CN1A --- NC or master axis optical communication connector
(5) CN1B --- Slave axis optical communication connector
(6) BTA,BTB --- (Unused)
(7) BT1 --- For connecting battery built-in drive unit ER6V-C119B
(8) CN9 --- Maintenance connector (usually not used)
(9) CN4 --- Power supply communication connector
(10) CN2L --- Motor side detector connection connector (L axis) 5V power supply capacity:0.35A
(11) CN3L --- Spindle side detector connection connector (L axis) 5V power supply capacity:0.35A
(12) CN2M --- Motor side detector connection connector (M axis) 5V power supply capacity:0.35A
(13) CN3M --- Spindle side detector connection connector (M axis) 5V power supply capacity:0.35A
(14)
Main
circuit
TE2
L+
L-
Converter voltage input terminal (DC input)
(15) TE3
L11
L21
Control power input terminal (single-phase AC input)
(16)
TE1
MU, MV, MW,
Motor power supply output connector (3-phase AC output),
Motor grounding terminal (For other than MDS-D-SP2-2020 to 8080)
(17)
LU, LV, LW,
(18)
TE1
MU, MV, MW
Motor power supply output terminal (3-phase AC output)
(For MDS-D-SP2-16080)
(19) LU, LV, LW
(20) PE
Grounding terminal, Motor grounding terminal
Note that TE1 connector (above "(16)","(17)") is used for the motor grounding of MDS-D-SP2-
2020 to 8080 unit.
2-axis spindle drive unit MDS-D-SP2-
Type 2020, 4020, 4040S 4040, 8040, 16080S 8080 16080
Unit width (mm) 60 90 120 120
(14) TE2 M6×16
(15) TE3 M4×12
(18), (19) TE1 - M5×12
(20)
M4×12 M5×12
Bottom view
MDS-D-SP2-2020㨪8080
MDS-D-SP2-16080
(6)
(7)
(14)
(15)
(2)
(3)
(9)
(12)
(1)
(4)
(5)
(8)
(10)
(11)
(13)
(16)
(17)
(20)
1 2
12 12
(20)
(18)
(19)