Quantic Readhead Installation Drawing - Renishaw QUANTiC RTLC40 Installation Manual

QUANTiC readhead installation drawing

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
†
4.8
Optical centreline marker
* †
Extent of mounting faces
Dimension from substrate
QUANTiC RTLC40 / FASTRACK installation guide
Optical centreline
(Incremental and reference mark)
18
29
7.8 7.8
Forward direction of readhead
relative to scale
6 min
35
23
11.5
(Yaw tol. ±0.9°)
0.55
Offset 2.25 ±0.5
Q limit magnet
Set-up LED
P and Q limit switch sensor position
A
(Pitch tol. ±1°)
0.6
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.
Dimensions and tolerances in mm
(Roll tol. ±0.8°)
0.12
8.75
Mounting faces 13.5
4.25
4.15
10
Detail A
Scale reading surface
FASTRACK thickness 0.4
(including adhesive)
Calibration rideheight: 1.9 ±0.17
Operating rideheight: 1.9 ±0.27
*
3