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RELx20 installation drawing
Dimensions and tolerances in mm
RELM20
(Centre reference mark)
Use with T3011 readhead
RELE20
(End reference mark)
Use with T3011 readhead
NOTES:
•
Adhesive mounted scale must not be reused after installation.
•
When installing the scale in a groove, allow a tolerance for scale width.
•
See
'RELx20/RSLx20 measuring lengths'
1
When scale is to be mounted horizontally on a vertical surface, position the dowels so that the datum edge is supported.
2
Double-sided adhesive tape is included with all scale lengths.
Original instructions
Alignment dowels, maximum spacing 350
L/2 ±0.25
20 ±0.25
on page
26
for information on using limits.
0.5
F
0.05/50
1
F = axis of motion
Reference mark position
Scale length (L)
Adhesive datum clamp
Clamping in this way ensures scale positional stability relative to substrate.
Double-sided adhesive tape
Datum edge
14.9 ±0.2
2
11 ±1
RGG-2, 2-part epoxy, usually positioned
coincident with user selected scale datum
www.renishaw.com
27
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