27
2-phase stepping motor
28mmsq.
(1.10inch sq.)
SH228 □
1.8°
/step
Bipolar winding・Lead wire type
Model Holding torque at 2-phase
energization Rated current Wiring resistance Winding inductance Rotor inertia Mass(Weight)
Single shaft Double shafts [N・m
(oz・in)MIN.] A/phase Ω
/phase mH/phase [×
10 -4kg
・
m2
(oz
・
in2)
][kg
(Ibs)
]
SH2281-5671 -5631 0.07(9.91)0.5 10.5 7.2 0.01(0.05)0.11(0.24)
SH2281-5771 -5731 0.07(9.91)1 2.6 1.850.01(0.05)0.11(0.24)
SH2285-5671 -5631 0.145(20.53)0.5 15 13.5 0.022(0.12)0.2(0.44)
SH2285-5771 -5731 0.145(20.53)1 3.75 3.4 0.022(0.12)0.2(0.44)
Unipolar winding・Lead wire type
Model Holding torque at 2-phase
energization Rated current Wiring resistance Winding inductance Rotor inertia Mass(Weight)
Single shaft Double shafts [N・m
(oz・in)MIN.] A/phase Ω
/phase mH/phase [×
10 -4kg
・
m2
(oz
・
in2)
][kg
(Ibs)
]
SH2281-5171 -5131 0.055(7.79)0.5 10.5 3.7 0.01(0.05)0.11(0.24)
SH2281-5271 -5231 0.055(7.79)1 2.851 0.01(0.05)0.11(0.24)
SH2285-5171 -5131 0.115(16.28)0.5 16.5 7.1 0.022(0.12)0.2(0.44)
SH2285-5271 -5231 0.115(16.28)1 4.1 1.9 0.022(0.12)0.2(0.44)
■Pulse rate-torque characteristics
The date are measured under the drive condition of our company. The drive torque may very depending on the accuracy of customer-side equipment.
■Pulse rate-torque characteristics
The date are measured under the drive condition of our company. The drive torque may very depending on the accuracy of customer-side equipment.
●SH2281-56 □□ ● SH2285-56 □□
0.1 1 10 100
1000 2000 3000 5000100
Pulse rate(kpulse/s)
Number of rotations(min
-1
)
14
0
12
10
8
6
4
2
Tor que(kgf・cm)
Tor que(oz・in)
Tor que(N・m)
0.2
0.4
0.6
0.8
1
0
0.02
0.04
0.06
0.08
0.1
0
Pull-out torque at J
L
0.1 1 10 100
1000 2000 3000 5000100
Pulse rate(kpulse/s)
Number of rotations(min
-1
)
28
0
24
20
16
12
8
4
Tor que(kgf・cm)
Tor que(oz・in)
Tor que(N・m)
0.4
0.8
1.2
1.6
2
0
0.04
0.08
0.12
0.16
0.2
0
Pull-out torque at J
L
●SH2281-57 □□
0.1 1 10 100
1000 2000 3000 5000100
Pulse rate(kpulse/s)
Number of rotations(min
-1
)
14
0
12
10
8
6
4
2
Tor que(kgf・cm)
Tor que(oz・in)
Tor que(N・m)
0.2
0.4
0.6
0.8
1
0
0.02
0.04
0.06
0.08
0.1
0
Pull-out torque at J
L
●SH2285-57 □□
0.1 1 10 100
1000 2000 3000 5000100
Pulse rate(kpulse/s)
Number of rotations(min
-1
)
28
0
24
20
16
12
8
4
Tor que(kgf・cm)
Tor que(oz・in)
Tor que(N・m)
0.4
0.8
1.2
1.6
2
0
0.04
0.08
0.12
0.16
0.2
0
Pull-out torque at J
L
Constant current circuit
Source voltage : DC24V・Operating current : 0.5A/phase,
2-phase energization (full-step)
J
L
=[0.01×10
-4
kg・m
2
(1.80 oz・in
2
) pulley balancer method]
Constant current circuit
Source voltage : DC24V・Operating current : 0.5A/phase,
2-phase energization (full-step)
J
L
=[0.01×10
-4
kg・m
2
(1.80 oz・in
2
) pulley balancer method]
Constant current circuit
Source voltage : DC24V・Operating current : 1A/phase,
2-phase energization (full-step)
J
L
=[0.01×10
-4
kg・m
2
(1.80 oz・in
2
) pulley balancer method]
Constant current circuit
Source voltage : DC24V・Operating current : 1A/phase,
2-phase energization (full-step)
J
L
=[0.01×10
-4
kg・m
2
(1.80 oz・in
2
) pulley balancer method]
●SH2281-51 □□ ● SH2285-51 □□
0.1 1 10 100
1000 2000 3000 5000100
Pulse rate(kpulse/s)
Number of rotations(min
-1
)
14
0
12
10
8
6
4
2
Tor que(kgf・cm)
Tor que(oz・in)
Tor que(N・m)
0.2
0.4
0.6
0.8
1
0
0.02
0.04
0.06
0.08
0.1
0
Pull-out torque at J
L
0.1 1 10 100
1000 2000 3000 5000100
Pulse rate(kpulse/s)
Number of rotations(min
-1
)
28
0
24
20
16
12
8
4
Tor que(kgf・cm)
Tor que(oz・in)
Tor que(N・m)
0.4
0.8
1.2
1.6
2
0
0.04
0.08
0.12
0.16
0.2
0
Pull-out torque at J
L
●SH2281-52 □□
0.1 1 10 100
1000 2000 3000 5000100
Pulse rate(kpulse/s)
Number of rotations(min
-1
)
14
0
12
10
8
6
4
2
Tor que(kgf・cm)
Tor que(oz・in)
Tor que(N・m)
0.2
0.4
0.6
0.8
1
0
0.02
0.04
0.06
0.08
0.1
0
Pull-out torque at J
L
●SH2285-52 □□
0.1 1 10 100
1000 2000 3000 5000100
Pulse rate(kpulse/s)
Number of rotations(min
-1
)
28
0
24
20
16
12
8
4
Tor que(kgf・cm)
Tor que(oz・in)
Tor que(N・m)
0.4
0.8
1.2
1.6
2
0
0.04
0.08
0.12
0.16
0.2
0
Pull-out torque at J
L
Constant current circuit
Source voltage : DC24V・Operating current : 0.5A/phase,
2-phase energization (full-step)
J
L
=[0.01×10
-4
kg・m
2
(1.80 oz・in
2
) pulley balancer method]
Constant current circuit
Source voltage : DC24V・Operating current : 0.5A/phase,
2-phase energization (full-step)
J
L
=[0.01×10
-4
kg・m
2
(1.80 oz・in
2
) pulley balancer method]
Constant current circuit
Source voltage : DC24V・Operating current : 1A/phase,
2-phase energization (full-step)
J
L
=[0.01×10
-4
kg・m
2
(1.80 oz・in
2
) pulley balancer method]
Constant current circuit
Source voltage : DC24V・Operating current : 1A/phase,
2-phase energization (full-step)
J
L
=[0.01×10
-4
kg・m
2
(1.80 oz・in
2
) pulley balancer method]
2-phase STEPPING SYSTEMS
Stepping motor
Specifications