TTR ERA 4202C
Scale drum for incremental modular angle encoder
without integral bearing
Line count: 28000
Grating period: 20.000 µm
Accuracy of the
graduation: ± 2.0 ''
Geometry of drum: Outside Ø 178.55 mm,
inside Ø 150 mm, hole
circle Ø 163 mm, 12 holes
Ø 3.7 mm, without
centering collar
Reference mark: coded reference marks,
nominal increment = 2000
grating periods
Mechanical permissible
speed without mechanical
fault exclusion: 8750 min-1