Roundtest
Roundtest RA-120/120P SERIES 211 — Roundness Measuring Instruments
Easy operation, compact and outstanding cost/performance ratio, designed for use on the shop-floor right beside the production line. • D.A.T. (Digimatic Adjustment Table) function aids adjustments such as centering and leveling, and substantially reduces the time required for preliminary setup operations.
What is the D.A.T. function? <Patented>
Initial misalignment of axes
Turntable axis
Turntable axis
Workpiece
Workpiece
Initial misalignment of centers at turntable surface
Feed the digital micrometer head of the trntable by the deviation displayed.
Centering range: ±3mm Leveling range: ±1°
Simple adjustment
Centering / leveling complete
Preliminary measurement
Display of misalignments
Preliminary measurement of two cross-sections ’A’ and ‘B’.
Dedicated analysis unit type (RA-120)
Data analysis by PC (RA-120P)
RA-120
• ROUNDPAK , a data analysis program employs Windows OS and archives higher level of analysis.
• Compact, lightweight design due to incorporating electronic components inside the main unit.
Compact Roundness Measurement ROUNDTEST RA-120/120P
The analysis capabilities for the various models ( RA-120 / 120P / 10 ) vary. For details, refer to page L-26. RA-120P
SPECIFICATIONS Model No.
J
Catalog No.E15008(4)
RA-120
RA-120P
Refer to the Roundtest RA-120/120P Brochure ( E15008 ) for more details.
211-544-13 211-543-13 211-547-11 211-546-13
inch/mm
-
-
DAT Function Radial direction
Installed
Installed
(0.04 + 6H/10000) µm H: Probing height (mm) Axial direction (0.04 + 6X/10000) µm X: distance from the center of rotation (mm)
Rotational accuracy (JIS B 7451-1997)
ø280 mm (ø380 mm: for the vertical position when detector holder is installed reversely, the maximum probing height is up to 50 mm from the table top.)
Turntable
Maximum probing diameter* 1
Maximum loading mass
25 kg
Vertical movement
Vertical travel
280 mm
X-axis
Travel range
165 mm (-25 mm to 140 mm from the rotation center)
Detector* 2 ±1000 µm *1 Auxiliary stage for a low-height workpiece (optional) is required for the measurement 20 mm or less in the radial direction from the center point of the table and 20 mm or less from the table top. *2 Only the standard length stylus is applicable to this detector. The long type cannot be used. Measuring range
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J-21
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