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2 Models and External Dimensions
AC Servomotors/Servo Drives 1S-series with Built-in EtherCAT® Communications User’s Manual (I586)
2-
4 Exte
rn
al an
d Mou
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ting
Dimen
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2
2-
4-2 Ser
vo
m
otor Dimensio
ns
z
750 W (without Brake)
R88M-1M75030T(-O/-S2/-OS2)
Note The standard shaft type is a straight shaft. Models with a key and tap are indicated with “S2” at the end of
the model number.
Models with an oil seal are indicated with “O” at the end of the model number.
Shaft-end with key and tap
Model
Dimensions [mm]
LL
R88M-1M75030T(-S2)
117.3±1
R88M-1M75030T(-O/-OS2)
124.3±1
Model
Dimensions [mm]
QA
QK
W
T
U
QE
LT
R88M-1M75030T(-S2/-OS2)
3
24
6
M5
12
LL
35±0.8
70
0 -0.03 dia.
3±0.3
4-6±0.5 dia.
80×80±0.95
(63.2)
8±0.5
19
0 -0.013 dia.
90
±0.3 dia.
Motor connector
Encoder connector
T
W
U
QA
QK
Key and tap cross section
QE (tap)
LT (tap depth)
-0.03
0
6
-0.2
0
2.5
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