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Mounting the REXM (full rotation)
1. Clean the REXM mounting face as recommended in
2. Clean the mating surface on the mounting shaft/ hub as recommended in
handling'
on page 8.
3. Place the REXM onto the mounting shaft.
4. Insert four M5 screws with flat washers into the four screw holes by the fiducial marks.
IMPORTANT: Do not tighten the screws at this point; simply engage the threads ensuring
that the screw heads do not touch the ring.
5. See
'Adjusting the REXM/REXT ring (full and partial rotation)'
next steps.
NOTE: The IN-TRAC
™
reference mark is integrated in the scale, radially aligned with the centre
of the mounting hole to the left of the 'Renishaw' logo within ±0.5 mm. No external actuators or
physical adjustments are required. For REXT20, the second reference mark is 180° from the first.
'Storage and handling'
on page 8.
'Storage and
on page
20
for the
Dimple or slot indicates
fiducial mark
www.renishaw.com
17
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