Unit conversion
5-1
A
ppe
ndi
x
1
Appe
Appe
13-1
Unit conversion
This manual employs the SI system for units. Conversion factors between the SI system and other
systems are as follows:
(1) Length
SI system
m
Unit
ft.
in.
Factor
0.3048
0.0254
Unit
ft.
in.
Factor
3.281
39.37
SI system
m
(2) Linear speed
SI system
m/s
Unit
m/min
ft./min
ft./s
in/s
Factor
0.0167
5.08x10
-3
0.3048
0.0254
Unit
m/min
ft./min
ft./s
in/s
Factor
60
196.9
3.281
39.37
SI system
m/s
(3) Linear acceleration
SI system
m/s
2
Unit
m/min
2
ft./min
2
ft./s
2
in/s
2
Factor
2.78x10
-4
8.47x10
-5
0.3048
0.0254
Unit
m/min
2
ft./min
2
ft./s
2
in/s
2
Factor
3,600
1.18x10
4
3.281
39.37
SI system
m/s
2
(4) Force
SI system
N
Unit
kgf
lb (force)
oz (force)
Factor
9.81
4.45
0.278
Unit
kgf
lb (force)
oz (force)
Factor
0.102
0.225
4.386
SI system
N
(5) Mass
SI system
kg
Unit
lb.
oz.
Factor
0.4535
0.02835
Unit
lb.
oz.
Factor
2.205
35.27
SI system
kg
(6) Angle
SI system
rad
Unit
Degree
Minute
Sec.
Factor
0.01755
2.93 x 10
-4
4.88 x 10
-6
Unit
Degree
Minute
Sec.
Factor
57.3
3.44 x 10
3
2.06 x 10
5
SI system
rad
(7) Angular speed
SI system
rad/s
Unit
deg/s
deg/min
r/s
r/min
Factor
0.01755
2.93 x 10
-4
6.28
0.1047
Unit
deg/s
deg/min
r/s
r/min
Factor
57.3
3.44x10
3
0.1592
9.55
SI system
rad/s
A
Summary of Contents for HMA Series
Page 1: ...Flat Hollow Shaft AC Servo Motors H M A s e r i e s m a n u a l ISO14001 ISO9001...
Page 11: ......
Page 49: ...3 3 Location and installation 3 7 Installing the HMA motor 3 Appe...
Page 50: ...Chapter 4 Options This chapter provides information on the options 4 1 Options 4 1...
Page 55: ...4 1 Options 4 5 Options 1 4 Appe...
Page 56: ...Chapter 5 Appendix A 1 Unit conversion 5 1 A 2 Calculating inertia moment 5 3...
Page 63: ......
