MOTOMAN A-1 MH-Series Positioner Manual with MotoMount
APPENDIX A
PERFORMANCE CHARTS
A.1 MH-series Drive Assemblies
A.1.1 MH75
Figure A-1 MH75 Performance Charts
Load CG Offcenter
r (mm) Rated W (kgf) Max W (kgf)
50 217 326
60 181 271
80 136 204
100 109 163
120 90 136
140 78 116
160 68 102
180 60 90
200 54 81
220 49 74
240 45 68
260 42 63
280 39 58
300 36 54
882
Load CG Overhang (from Tooling Plate)
D (mm) Rated W (kgf) Max W (kgf)
50 276 414
75 239 359
100 211 317
125 189 283
150 171 256
175 156 234
200 144 215
225 133 200
250 124 186
275 116 174
300 109 163
325 103 154
350 97 146
375 92 138
400 88 131
425 84 125
450 80 120
475 76 115
500 73 110
Note: 1) HTS Applications assume 1/2 load on
headstock @ 50 mm, using MotoMount.
2) Rated load based upon 50% maximum bearing
moment.
3) Maximum load based upon 75% maximum
bearing moment.
Reflected Ratio
Load Inertia Jl/Jm
15 2.5
16 2.75
18 3
19 3.25
21 3.5
22 3.75
24 4
25 4.25
27 4.5
28 4.75
29 5
31 5.25
32 5.5
Note: Maximum recommend inertia ratio is 5.
Holding Torque; Load CG Offcenter
0
50
100
150
200
250
300
350
400
0 50 100 150 200 250 300
CG Offcenter, r (mm)
Application Load, W (kgf)
Rated W (kgf)
Max W (kgf)
Rated Bearing Moment; Load CG Overhang
0
50
100
150
200
250
300
350
400
450
500
0 100 200 300 400 500
Rated W (kgf)
Max W (kgf)
Allowable Load Inertia
2
2.5
3
3.5
4
4.5
5
5.5
6
10 15 20 25 30 35
Application Inertia (kg*m
2
)
Inertia Ratio, Jl/Jm
Jl/Jm