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RCLC glass spar scale
RCLC installation drawing
For dimensioned cabled and FPC readhead
drawings see
page 33
and
page
34.
End reference mark
readhead orientation
Readhead datum face
1.42 ±0.25
5
End reference mark
Epoxy datum clamp *
(length 8 - 16, width 1 - 5)
(page 16)
(Pitch tol. ±1°)
0.36
Overall length (L)
10
18
30
Measuring length
7
15
27
*
Can be applied on one or both sides of the scale.
ATOM linear installation guide
40 µm version
( Yaw tol. ±1°)
0.36
20 µm version
( Yaw tol. ±0.5°)
0.18
Set-up LED
FPC cable
Forward direction of readhead
relative to scale
55
80
100
105
130
52
77
97
102
127
Mid reference mark
readhead orientation
Scale datum edge
Mid reference mark
Readhead / scale orientation
L / 2
6.82 ±0.25
A-9404-4018
Scale thickness (including adhesive) 1.1
2.5 ±0.08
Forward direction of readhead
2.5 ±0.04
relative to scale
2.5 ±0.11
2.5 ±0.055
For detailed installation drawings refer to
www.renishaw.com/atomdownloads
Dimensions and tolerances in mm
(Roll tol. ±1°)
0.22
6.35
Calibration rideheight:
(40 µm version)
(20 µm version)
Operating rideheight:
(40 µm version)
(20 µm version)
14
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