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VIONiC readhead installation drawing
Dimensions and tolerances in mm
Ring and readhead
optical centreline
R > 30 Dynamic bend radius
R > 10 Static bend radius
4.6
* Extent of mounting face.
NOTES: Ring centreline refers to the centre of the ring based on the full thickness, i.e., including the raised flat portion.
External magnetic fields greater than 6 mT, in the vicinity of the readhead, may cause false activation of the limit and reference sensors.
VIONiC REXM20/REXT20 installation guide
Optical centreline
(incremental and reference mark)
18
29
6 min
35
23
11.5
(Yaw tol. ±0.4°)
0.25
6.75 ±0.5
Forward direction of ring
(increasing count)
Set-up LED
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 tolerance: ±1°)
Rideheight: 2.1 ±0.15
8.75
(Roll tol. ±0.5°)
0.08
Mounting faces
13.5
4.25
4.15
10
0.6
*
4
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