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Rotary Stepper Motors

Rotary Stepper Motors

Diameter: 3/4"(Z Series), 1"(Z Series), 1.4", 1.8", 2.2"
Step Angle: 7.5º, 15º
Bearings: Sleeve Type, Ball Type
Coil Configuration: Unipolar, Bipolar
Z-Rotary Mechanical Drawings
Dimension Tables for Z20000 & Z26000
Rotary Mechanical Drawings
Dimension Tables for 36000 & 46000
Salient Characteristics
Step Rate vs. Torque

Dimension Tables

ROTARY
Z 20000 SERIES Z 26000 SERIES
A .79 [20.1] 1.00 [25.4
B 1 5/16 [7.94] 1.653 [41.99
C 1.031 [26.2] 1.378 [35.00]
D 0.144 [03.66] 0.146 [03.71]
E N/A
F
F
G .500 ±.020 [12.70 ±.38]
H N/A
I
J .14 [3.6] .138 [3.5]
K .050 [1.3] .064 [1.63]
L. .63 [16.0] MAX .57 [14.5]
M N/A
N
O
P
Q 0.312 [07.9]
R N/A
S
T 0.079 [2.0]
U N/A
V
W
X
Y #28 AWG
Z 12" ±1/2" {304.8 ±12.7] PLUS
1/2" ±1/8" [12.7 ±3.18] STRIPPED
DIMENSIONS IN BRACKETS ARE METRIC

Dimension Tables

Rotary
36000 SERIES 46000 SERIES
A 1.39 [35.] 1.80 [45.7]
B 1 21/32 [42.06] 2.57 [65.3]
C 1.654 [42.01] 2.187 [55.555]
D 0.125 [03.18] 0.144 0.11.18]
E N/A
F
F
G .500 ±.015 [12.70 ±.38
H N/A
I
J .070 [1.78] .062 ±.010 [1.57 ±.25]
K .031 ±.002 [.79 ±.05] .093 ±.003 [2.36 ±.08]
L. .690 [17.53] MAX 1.136 ±.010 [28.82 ±.25]
M N/A
N
O
P
Q 0.364 ±.003 [09.25 ±.08] 0.4390 ±.0005 [011.151 ±.013]
R N/A
S
T 0.125 [03.18] 0.250 [06.35]
U N/A
V
W
X
Y #28 AWG #26 AWG
Z 12" ±1/2" {304.8 ±12.7] PLUS
1/2" ±1/8" [12.7 ±3.18] STRIPPED
DIMENSIONS IN BRACKETS ARE METRIC

Salient Characteristics

20mm & 26mm 1.4" 1.8" & 2.2"

20mm & 26 mm

20mm (.79") motor 26 mm (1") motor
Bipolar Unipolar Bipolar
Part No. Z20540 -05 Z20540 -12 Z26460 -05 Z26460 -12 Z26560 -05 Z26560 -12 Z26440 -05 Z26440 -12 Z26540 -05 Z26540 -12
Step angle 15º 7.5º 15º 7.5º 15º
Operating voltage 15 VDC 12VDC 5 VDC 12 VDC 5 VDC 12 VDC 5 VDC 12 VDC 5 VDC 12 VDC
Current/ phase 230 mA 100 mA 340 mA 140 mA 340 mA 140 mA 340 mA 140 mA 340 mA 140 mA
Resistance/ phase 22 Ohm 118 Ohm 14.7 Ohm 84 Ohm 14.7 Ohm 84 Ohm 14.7 Ohm 84 Ohm 14.7 Ohm 84 Ohm
Inductance/ Phase 5.5 mH 32 mH 4.3 mH 24 mH 3.4 mH 19 mH 8.5 mH 55 mH 6.7 mH 44 mH
Hold torque (gžcm [ozžin.]) 46.8 (.65) 93.5 (1.3) 71.9 (1.0) 129.5 (1.8) 107.9 (1.5)
Power consumption 2.4 W 3.4 W
Weight 22.7 g .80 oz) 32.6 g (1.15 oz.)
Insulation resistance 20Mohm
Temperature rise 75º C (167ºF)

1.4"

1.4" diam. motor
Unipolar Bipolar
Part No. 36460- 05 36460- 12 36560- 05 36560- 12 36440- 05 36440- 12 36540- 05 36540- 12
Step angle 7.5º 15º 7.5º 15º
Operating voltage 5 VDC 12 VDC 5 VDC 12 VDC 5 VDC 12 VDC 5 VDC 12 VDC
Current phase 460 mA 190 mA 460 mA 190 mA 460 mA 190 mA 460 mA 190 mA
Resistance/ phase 11 Ohm 63 Ohm 11 Ohm 63 Ohm 11 Ohm 63 Ohm 11 Ohm 63 Ohm
Inductance/ phase 3.8 mH 19 mH 3.0 mH 15 mH 7.2 mH 45 mH 5.5 mH 35 mH
Hold torque (g*cm[oz*in]) 3 2 4.5 2.9
Power consumption 4.6 W
Rotor inertia 10.5 gcm²
Temperature rise 75ºC (167ºF)
Weight 70g (2.5 oz)
Insulation resistance 20 M Ohm

1.8" & 2.2"

1.8" diam Motor 2.2" diam motor
Unipolar Bipolar Unipolar Bipolar
Part No. 46460- 05 46460- 12 46440- 05 46440- 12 56560- 05 56560- 12 56540- 05 56540- 12
Step angle 7.5º 15º
Operating voltage 5 VDC 12 VDC 5 VDC 12 VDC 5 VDC 12 VDC 5 VDC 12 VDC
Current phase 1.0 A .41 A 1.0 A .41A 1.25A 0.5 A 1.25A 0.5 A
Resistance/ phase 5 Ohm 29 Ohm 5 Ohm 29 Ohm 4 Ohm 24 Ohm 4 Ohm 24 Ohm
Inductance/ phase 4.5 mH 26 mH 9.0 mH 52 mH 4 mH 24 mH 8 mH 48 mH
Hold torque (g*cm[oz*in]) 13 16 12 16
Power consumption 10.0 W 12.5 W
Rotor inertia 25.0 gcm²
Temperature rise 75ºC (167ºF)
Weight 220 g (7.8 oz.) 340 g ( 12 oz.)
Insulation resistance 20M Ohm

Step Rate vs. Torque

Motor Series Diameter Step Angle (Degrees) Percent Duty Cycle Torque in ounce inches
100 PPS 200 PPS 300 PPS 400 PPS 600 PPS 800 PPS 1000 PPS
Z20000 3/4" 15 100 0.46 0.4 0.33 0.28 --- --- ---
Z20000 3/4" 15 25 0.8 0.74 0.7 0.63 0.5 0.45 0.38
Z26000 1" 7.5 100 1.31 1.25 1.01 0.78 0.18 --- ---
Z26000 1" 7.5 25 2.9 2.68 2.4 2.18 1.1 0.98 0.65
Z26000 1" 15 100 1.05 0.98 0.72 0.5 --- --- ---
Z26000 1" 15 25 2.25 2.05 1.8 1.56 0.96 0.6 0.27
36000 1.4" 7.5 100 2.8 2.1 1.7 1.3 --- --- ---
36000 1.4" 7.5 25 6 4.4 3.9 3.5 1.9 --- ---
36000 1.4" 15 100 1.5 1.1 0.9 0.7 0.4 0.2 ---
36000 1.4" 15 25 2.9 2.4 1.9 1.6 0.9 0.5 ---
46000 1.8" 7.5 100 8.6 4.4 1 --- --- --- ---
46000 1.8" 7.5 25 17.8 9.8 4.1 1 --- --- ---
46000 1.8" 15 100 --- --- --- --- --- --- ---
46000 1.8" 15 25 --- --- --- --- --- --- ---
--- --- --- --- --- --- --- --- --- --- ---
56000 2.2" 15 100 4.8 --- --- --- --- --- ---
56000 2.2" 15 25 10 2 --- --- --- --- ---
Note: Torques are for bipolar operation, unipolar drives give 30% less torque

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