20
Low-backlash gear model
AC input Driver
(
Model number
:
FS1W075P00
)+
Motor with low-backlash gear
AC input Set model
Micro step
In motor+gear models, the gears may be damaged if allowable torque is exceeded. When selecting a motor, ensure that its allowable torque will not be exceeded.
System configuration
P.8
Set Model Configuration
P.10
Motor dimensions
P.101
Driver dimensions
P.105
The data are measured under the drive condition of our
company. The drive torque may very depending on the accuracy of customer -side equipment.
Rated current
:
0.75A/phase
Motor size
60mm sq. (2.36inch sq.)
Motor + gear length
92mm (3.62inch)
92mm (3.62inch)
92mm (3.62inch)
92mm (3.62inch)
Single
shaft
Set ordering model no.
FSF781S-CX10
FSF781S-CX20
FSF781S-CX30
FSF781S-CX36
Corresponding motor model number
103F7851-70CXE4
103F7851-70CXG4
103F7851-70CXJ4
103F7851-70CXK4
Double
shaft
Set ordering model no.
FSF781D-CX10
FSF781D-CX20
FSF781D-CX30
FSF781D-CX36
Corresponding motor model number
103F7851-70CXE1
103F7851-70CXG1
103F7851-70CXJ1
103F7851-70CXK1
Allowable torque
N
・
m (OZ
・
in)
3 (424.8)
3.5 (495.6)
4 (566.4)
4 (566.4)
Rotor inertia
×
10
-4
kg
・
m
2
(OZ
・
in
2
)
0.275 (1.5)
0.275 (1.5)
0.275 (1.5)
0.275 (1.5)
Basic step angle
DEG
0.072
0.036
0.024
0.02
Gear ratio
-
1
:
10
1
:
20
1
:
30
1
:
36
Backlash
DEG
0.25
0.17
0.17
0.17
Allowable speed
min
-1
180
90
60
50
Motor mass
(Note1)
kg (lbs)
0.97 (2.13)
0.97 (2.13)
0.97 (2.13)
0.97 (2.13)
Allowable thrust load
N (lbs)
30 (6.75)
30 (6.75)
30 (6.75)
30 (6.75)
Allowable radial load
(Note2)
N (lbs)
100 (22.5)
100 (22.5)
100 (22.5)
100 (22.5)
The directions of motor rotation and gear output axle rotation are the same for models with reduction ratio 1:3.6 and 1:7.2 reduction ratios, and opposite for 1:10, 1:20, 1:30 and 1:36 reduction ratios.
(Note1) Driver mass
P.29
(Note2) When load is applied at 1/3 length from output shaft edge.
■
Characteristics
FSF781S-CX10
FSF781D-CX10
FSF781S-CX20
FSF781D-CX20
FSF781S-CX30
FSF781D-CX30
FSF781S-CX36
FSF781D-CX36
AC100V
AC100V
AC100V
AC100V
AC200V
AC200V
AC200V
AC200V
Torque
(
N
・
m
)
Pulse rate
(
kpulse/s
)
Number of rotations
(
min
−
1
)
Source current
(A)
0
1
2
3
4
5
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
Full step
Half step
Allowable torque
Source current
5
10
20
50 100
2
1
50 100 180
180
20
10
5
2
0
Torque
(
oz
・
in.
)
700
600
500
400
300
200
100
Full step
Half step
Pulse rate
(
kpulse/s
)
Number of rotations
(
min
−
1
)
Source current
(A)
0
1
2
3
4
5
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
2
5
10
20
50
100 180
1
2
5
10
20
50 100
Allowable torque
Source current
180
0
Torque
(
oz
・
in.
)
700
600
500
400
300
200
100
Torque
(
N
・
m
)
Torque
(
N
・
m
)
Pulse rate
(
kpulse/s
)
Number of rotations
(
min
−
1
)
Source current
(A)
0
1
2
3
4
5
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
Full step
Half step
Allowable torque
Source current
2
10
20
50 90
5
1
5
10
20
50 90
2
1
0
Torque
(
oz
・
in.
)
700
600
500
400
300
200
100
Full step
Half step
Torque
(
N
・
m
)
Pulse rate
(
kpulse/s
)
Number of rotations
(
min
−
1
)
Source current
(A)
0
1
2
3
4
5
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
1
2
5
10
20
50 90
1
2
5
10
20
50 90
Allowable torque
Source current
0
Torque
(
oz
・
in.
)
700
600
500
400
300
200
100
Torque
(
N
・
m
)
Pulse rate
(
kpulse/s
)
Number of rotations
(
min
−
1
)
Source current
(A)
0
1
2
3
4
5
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
Full step
Half step
Allowable torque
Source current
1
2
5
10
20
60
10
20
60
2
5
1
0
Torque
(
oz
・
in.
)
700
600
500
400
300
200
100
Torque
(
N
・
m
)
Pulse rate
(
kpulse/s
)
Number of rotations
(
min
−
1
)
Source current
(A)
0
1
2
3
4
5
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
Full step
Half step
Allowable torque
Source current
1
2
5
10
20
50
2
5
10
20
50
1
0
Torque
(
oz
・
in.
)
700
600
500
400
300
200
100
Torque
(
N
・
m
)
Pulse rate
(
kpulse/s
)
Number of rotations
(
min
−
1
)
Source current
(A)
0
1
2
3
4
5
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
1
2
5
10
20
60
1
2
5
10
20
60
Full step
Half step
Allowable torque
Source current
0
Torque
(
oz
・
in.
)
700
600
500
400
300
200
100
Full step
Half step
Torque
(
N
・
m
)
Pulse rate
(
kpulse/s
)
Number of rotations
(
min
−
1
)
Source current
(A)
0
1
2
3
4
5
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
1
2
5
10
20
50
1
2
5
10
20
50
Allowable torque
Source current
0
Torque
(
oz
・
in.
)
700
600
500
400
300
200
100
Operating current
:
0.75
A
/phase
Use the rubber coupling
Allowable torque
Full step Half step
Source current (load applied)
Full step
Half step
Source current (no load)
Full step
Half step