
15
TONiC RESM20 angle encoder system installation guide
T20x1 readhead and RESM20 compatibility
T20x1 readhead models are compatible with a range of RESM20 ring sizes.
The optical configuration is optimised for the following conditions:
Published performance specifications and operating tolerances only apply where the
correct readhead model conforms to the RESM20 size range. Ensure readhead part
number and RESM20 size range compatibility at the time of ordering and installation.
Reference mark position
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 adjustment are required.
Readhead model
RESM20 diameter range (mm)
T2001
> 136
T2011
60 to 136
T2021
< 60