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224
AC Servo Systems
Linear axis LETLA-
@
-F
@@D
(400V)
Note: *1. The items marked with an *1 and “Force and speed characteristics” are the values at a motor winding temperature of 100
°
C
during
operation in combination with a servo drive. The others are at 20
°
C (68
°
F)
*2. With stable environmental conditions and motor temperature unchanged
*3. Items calculated with load position like in figure below
Force-speed characteristics (400 V)
Voltage
400V
Linear axis model
LETLA-
@-
F35D120-
@-
NA0020
F35D230-
@-
NA0020
F50D20
@-
NA0020
F50D380
@-
NA0020
F1ZD200
@-
NA0020
F1ZD380
@-
NA0020
Mo
to
r
co
il
s
p
e
c
if
ic
ati
o
ns
Linear Servomotor coil used
SGLFW-
35D120A
35D230A
50D200B
50D380B
1ZD200B
1ZD380B
Rated force
∗
1
N
80
160
280
560
560
1120
Instantaneous peak force
∗
1
N
220
440
600
1200
1200
2400
Rated current
∗
1
A
rms
0.7
1.4
2.3
4.5
4.9
9.8
Instantaneous peak current
∗
1
A
rms
2.3
4.6
5.6
11.0
12.3
24.6
Force constant
N / A
rms
120.2
120.2
134.7
134.7
122.6
122.6
BEMF constant
V /(m / s)
40.1
40.1
44.9
44.9
40.9
40.9
Motor constant
13.8
19.5
33.4
47.2
51.0
72.1
Electrical time constant
ms
3.5
3.5
15.0
15.0
17.4
17.2
Mechanical time constant
ms
5.5
5.5
3.2
3.2
2.5
2.2
Ax
is sp
ec
ifi
c
a
tio
n
s
Position accuracy repetibility
∗
2
µm
+/-1
Absolute position accuracy
∗
2
µm/100mm
+/-5
Linear encoder resolution
µm
0.078 µm = 20 µm / 256 (8 bit)
Static friction of the axis
∗
3
N
20
25
30
35
50
60
Maximum load
∗
3
kg
60
60
80
80
150
150
Bearings model used
THK
SSR 15
SSR 15
SSR 15
SSR 15
SSR 25
SSR 25
Linear measuring head used
Numerik
Jena
LIA20-C001-KZ
Linear measuring scale used
MV5340
@@@@
Available lengths
m
Standard lenght up to 2.5 m (see dimensions section) / for lengths up to 5m contact you OMRON sales office
Basi
c speci
fi
cati
ons
Time rating
Continuous
Insulation class
Class B
Ambient temperature
0 to +40° C
Ambient humidity
20 to 80% (non-condensing)
Insulation resistance
500 VDC, 10 M
Ω
min.
Excitation
Permanent magnet
Dielectric strength
1500 VAC for 1 minute
Protection methods
Self-cooled
Allowable winding temperature
130 °C
N /
w
100
side view
top view
m
m
Centre of mass position
A: Continuous duty zone B: Intermittent duty zone
250
Motor
speed
㧔
m/s
㧕
Force (N)
SGLFW-35D120A
5
6
4
3
2
1
0
0
150
50
100
200
B
A
Force (N)
5
6
4
3
2
1
0
SGLFW-35D230A
0
100
200
300
400
500
B
A
Motor
speed
㧔
m/s
㧕
SGLFW-50D380B
Motor
speed
㧔
m/s
㧕
Force (N)
0
800
400
1200
5
4
3
2
1
0
B
A
6
SGLFW-50D200B
Motor
speed
㧔
m/s
㧕
Force (N)
5
4
3
2
1
0
0
400
200
600
6
B
A
SGLFW-1ZD200B
Motor
speed
㧔
m/s
㧕
Force (N)
4
3
2
1
0
0
800
400
1200
5
6
B
A
SGLFW-1ZD380B
Motor
speed
㧔
m/s
㧕
4
3
2
1
0
0
5
6
Force (N)
1600
800
2400
B
A
Y203-EN2-02-Katalog.book Seite 224 Mittwoch, 24. Mai 2006 2:22 14