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VIONiC readhead installation drawing
(incremental and reference mark)
Reference mark
selector magnet
P limit magnet
Selected IN-TRAC
™
reference mark
Reference mark selector
sensor position
R > 30 Dynamic bend radius
R > 10 Static bend radius
†
5
*
†
Extent of mounting face.
Dimension from substrate surface.
VIONiC RTLC20/FASTRACK installation guide
Optical centreline
(Yaw tol. ±0.4°)
18
29
7.8
7.8
Forward direction of
6 min
readhead relative to scale
35
23
11.5
Optical centreline marker
0.25
Offset 2.25 ±0.5
Q limit magnet
Set-up LED
P and Q limit switch sensor position
2 mounting holes M2.5 through, counterbored
Ø3 × 2.3 deep both sides
NOTE: The recommended thread engagement
is 5 min (7.5 including counterbore) and the
recommended tightening torque is between
0.25 and 0.4 Nm.
(Pitch tol. ±1°)
A
0.6
Dimensions and tolerances in mm
(Roll tol. ±0.5°)
0.08
8.75
13.5
Mounting faces
4.25
4.15
10
Detail A
FASTRACK carrier
thickness 0.4
(including adhesive)
Rideheight 1.9 ±0.12
*
3
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