Hiwin MG Series - Page 59

Appendix
59
Assembly instructions
Linear Guideways
GW-04-0-EN-1910-MA
Series Size Preload class
ZF Z0 Z1
MG 05 2 2 2
07 3 3 3
09 4 4 3
12 9 9 5
15 10 10 6
Unit: µm
Series Size Preload class
Z0 ZA ZB
RG 15 5 3 3
20 8 6 4
55 21 14 11
65 27 18 14
RG/QR 25 9 7 5
30 11 8 6
35 14 10 7
45 17 13 9
Unit: µm
12.3.2 Tolerance for the height of the reference surface (S
1
)
S
1
=
a× K
S
1
Max. height tolerance [mm]
a Distance between rails [mm]
K Coefficient of the height tolerance
S
1
Max. height tolerance [mm]
a Distance between rails [mm]
K Coefficient of the height tolerance
T
H
Tolerance of height H acc. to Table 3.4
S
1
=
a × K – T
H
Fig. 12.2 Tolerance for the height of the reference surface (S
1
)
Valid for series HG/QH/EG/QE/WE/QW/MG
Valid for series CG/RG/QR
S
1
a