
4.4 External Dimensions
4.4.9 SGLFW-50
4
S
pecification
s
, Rating
s
, and Exter
nal Dimen
s
ion
s
of
SG
LF
S
ervomotor
s
4-39
4.4.9
SGLFW-50
Moving Coils: SGLFW-50A
B
Note: The above dimensional drawing gives the dimensions for both models with polarity sensors (hall sensors) and
models without polarity sensors (hall sensors).
Moving Coil Model
SGLFW-
L1
L2
L3
Flatness
Approx. Mass [kg]
50A200B
215
120
180
0.2
3.5
50A380B
395
300
360
0.3
6.9
Connector Specifications
Polarity Sensor (Hall Sensor) Output Signal
•
Servomotor Connector
The figure on the right shows
the relationship between the
Su, Sv, and Sw polarity sen-
sor (hall sensor) output sig-
nals and the inverse power
of each motor phase Vu, Vv,
and Vw when the Moving
Coil moves in the direction
indicated by the arrow in the
dimensional drawings of the
Moving Coil.
Plug: 350779-1
Pins: 350218-3 or 350547-3 (No.1 to 3)
350654-1 or 350669-1 (No. 4)
From Tyco Electronics Japan G.K.
Mating Connector
Cap: 350780-1
Socket: 350536-3 or 350550-3
•
Polarity Sensor (Hall Sensor) Connector
Pin connector: 17JE-23090-02 (D8C) -CG
From DDK Ltd.
Mating Connector
Socket connector: 17JE-13090-02 (D8C) A-CG
Studs: 17L-002C or 17L-002C1
SGLFW-50A200B
SGLFW-50A380B
Unit: mm
6
M5
9.5
(48)
23.5
(12)
(14)
55
60
120
12
M5
9.5
(48)
23.5
(12)
(14)
55
60
300 (60
5)
(7.4 dia.)
25
5
L3
L2
40
60
55
L1
30
(4.2 dia.)
23.5
12
dia.
10
(15)
500
50
500
50
Polarity sensor
(hall sensor)
Magnetic Way
50 min.
50 min.
2
#4-40 UNC
screws
The Moving Coil moves in the direction indicated
by the arrow when current flows in the following phase
sequence: U, V, W.
Refer to the following figures
and
.
7
(40)
(37.5)
3
(33.75)
(37.75)
71.5
(37.5)
(75)
0.5
(9)
43
58
0.1
(48)
(64.5)
(10.2 with magnet cover)
(10 without magnet cover)
(Gap: 0.8 with magnet cover)
(Gap: 1 without magnet cover)
(4.2 with magnet cover)
(4 without magnet cover)
Refer to the following table.
Vu
Vv
Vw
Su
Sv
Sw
0
180
360
540
Electrical angle (°)
Inverse power (V)
1
2
3
4
1
Phase U
Red
2
Phase V
White
3
Phase W
Black
4
FG
Green
9
6
5
1
1
+5 V (thermal protector), +5 V (power supply)
2
Su
6
Not used
3
Sv
7
4
Sw
8
5
0 V (power supply)
9
Thermal protector