Mounting Dimensions; When The Mounting Surface Already Meets; Parallelism And Flatness Requirements - Magnescale SR138-015R Anleitung

3-4. Mounting Dimensions

25/0.98" 12/0.47" 25/0.98" 25/0.98"
Fig. 3-5 Mounting dimensions
<1> When the mounting surface already meets

parallelism and flatness requirements

When the scale mounting surface is finished and meets the
parallelism and flatness specifications below, just mount the
scale part.
Scale unit with measuring length of less than 1050 mm/
41.3" (no center foot plate)
Screws used / Tightening torque: Hexagonal socket head cap
screws M4×10 (2 pcs.), 2 plain washers (M) / 350 N·cm
12 (E)
8/0.31" or more
0.1 MG
0.1
A
D
0.1 MG
0.1
C
0.1 MG
Scale unit with measuring length of 1050 mm/41.3" or
more (with center foot plate)
Screws used / Tightening torque: Hexagonal socket head cap
screws M4×10 (3 pcs.), 3 plain washers (M) / 350 N·cm
Flatness of A, B surfaces
Parallelism of A, B surfaces to
B
machine table movement
Provide the range shown in Fig. 3-5 for surface A. The above
tolerances suppose no quick change in the surfaces and no
obstacle in the way between the right and left mounting surfaces.
within 0.1 mm/0.004"
Side A: Scale part abutment side
Side B: Scale part installation side