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F o r c e / S p e e d C u r v e : 7 5 V D C
Refer to the table below for screw pitch information.
200
180
160
140
120
100
80
60
40
20
0
0
1000
Figure 3.3.4: Force/Speed Curve - 75VDC (100% Current)
Screw
F
A
B
C
D
E
Table 3.3.2: Acme Screws for the MDrive23 Linear Actuator
WARNING: The maximum axial load limit for the MDrive23
motor is 200 lbs (90.7 kg). Do not exceed this rating!
WARNING: The Acme screw MUST NOT deflect more
than ± 1 degree perpendicular to the motor face.
Additional support for radial loads may be required!
Load Limit 200lbs / 890N
2000
3000
Speed in Full Steps per Second
Acme Screws for MDrive23
Travel/Full Step - Inches (mm)
0.002 (0.0508)
0.001 (0.0254)
0.000833 (0.0211582)
0.0005 (0.0127)
0.0004167 (0.01058418)
0.0003125 (0.0079375)
4000
5000
890
Screw F
801
Screw E
712
Screw D
Screw C
623
Screw B
Screw A
534
445
356
267
178
89
6000
7000
79
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