70
Low-backlash gear model
DC input Driver
（
Model number
：
FS1D140P10
）＋
Motor with low-backlash gear
DC input Set model
Full / half 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.60
Set Model Configuration
P.62
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
：
1.4A/phase
Motor size
φ
86mm (
φ
3.39inch)
Motor + gear length
127.3mm (5.01inch)
127.3mm (5.01inch)
Single
shaft
Set ordering model no.
FDF851S-CX30
FDF851S-CX36
Corresponding motor model number
103F8581-82CXJ4
103F8581-82CXK4
Double
shaft
Set ordering model no.
FDF851D-CX30
FDF851D-CX36
Corresponding motor model number
103F8581-82CXJ1
103F8581-82CXK1
Allowable torque
N
・
m (OZ
・
in)
12 (1699.3)
12 (1699.3)
Rotor inertia
×
10
-4
kg
・
m
2
(OZ
・
in
2
)
1.45 (7.93)
1.45 (7.93)
Basic step angle
DEG
0.024
0.02
Gear ratio
-
1
：
30
1
：
36
Backlash
DEG
0.15
0.15
Allowable speed
min
-1
60
50
Motor mass
(Note1)
kg (lbs)
2.7 (5.94)
2.7 (5.94)
Allowable thrust load
N (lbs)
60 (13.5)
60 (13.5)
Allowable radial load
(Note2)
N (lbs)
300 (67.5)
300 (67.5)
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.79
(Note2) When load is applied at 1/3 length from output shaft edge.
■
Characteristics
Operating current
：
1.4
Ａ
/phase
Allowable torque
Full step Half step
Use the rubber coupling
Source current (load applied)
Full step Half step
Source current (no load)
Full step Half step
FDF851S-CX30
FDF851D-CX30
FDF851S-CX36
FDF851D-CX36
DC24V
DC24V
DC36V
DC36V
Torque
（
N
・
m
）
Pulse rate
（
kpulse/s
）
Number of rotations
（
min
−
1
）
Source current
（Ａ）
0
4
8
12
16
20
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
60
1
2
5
10
20
0
Torque
（
oz
・
in.
）
2500
2000
1500
1000
550
Torque
（
N
・
m
）
Pulse rate
（
kpulse/s
）
Number of rotations
（
min
−
1
）
Source current
（Ａ）
0
4
8
12
16
20
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
Full step
Half step
Allowable torque
Source current
50
1
2
5
10
20
1
2
5
10
20
50
0
Torque
（
oz
・
in.
）
2500
2000
1500
1000
550
Torque
（
N
・
m
）
Pulse rate
（
kpulse/s
）
Number of rotations
（
min
−
1
）
Source current
（Ａ）
0
4
8
12
16
20
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
Full step
Half step
Allowable torque
Source current
60
1
2
5
10
20
1
2
5
10
20
60
0
Torque
（
oz
・
in.
）
2500
2000
1500
1000
550
Torque
（
N
・
m
）
Pulse rate
（
kpulse/s
）
Number of rotations
（
min
−
1
）
Source current
（Ａ）
0
4
8
12
16
20
0.1
1
10
100
0
1
2
3
4
5
6
7
8
9
10
Full step
Half step
Allowable torque
Source current
50
1
2
5
10
20
1
2
5
10
20
50
0
Torque
（
oz
・
in.
）
2500
2000
1500
1000
550
