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Installation drawing: EVOLUTE readhead (side cable outlet)
Orientation of scale
determines count direction
Moving head
increases count
direction
Moving head
increases count
direction
14
12
10 typ*
6 typ*
3
* Extent of mounting faces.
†
Recommended thread engagement 5 mm (8 mm including counterbore). Recommended tightening torque 0.5 to 0.7 Nm.
EVOLUTE RTLA50/FASTRACK installation guide
6.5 min
R>20 Dynamic bend radius
R>10 Static bend radius
NOTE: Reversing head orientation
has no effect on count direction.
2 mounting holes M3 x 9 deep
counterbored 3 deep
=
(Roll tol. ±0.5°)
17.2
0.05
0.75 ±1
Scale and optical centreline
(Yaw tol. ±0.75°)
0.47
18
16.5
5.9
7.5
Optical centreline
Set-up LED
Rideheight 0.6 ±0.25 from
36
FASTRACK top surface
3
A
(Pitch tol. ±0.5°)
0.31
Dimensions and tolerances in mm
18
Detail A
0.4 FASTRACK
thickness
4
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