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Roundtest RA-120/120P
Series 211 - Form Measuring Instrument Specifications
The Roundtest RA-120/120P instruments are compact, affordable, and simple-to-use devices for Turntable
measuring roundform geometry on the shop floor. They provide the oustanding data analysis
capabilities required of a laboratory roundness measuring instrument having a ±1000 µm wide- Rotational accuracy Radial : (0,04+6H/10000)µm H:
range detector and a precision turntable with excellent rotational accuracy. radial Probing height (mm)
Axial : (0,04+6X/10000)µm X:
• The RA-120 has a dedicated processor and control panel incorporated in the main unit for con- Rotational speed Probing radius (mm)
trol of operations. Turntable diameter 6 rpm
Centering range 150 mm
• The RA-120P is a PC based model with all operations controlled via ROUNDPAK software (op- Levelling range ±3 mm
tion). Max. probing ±1°
diameter 280 mm
Max. workpiece
diameter 440 mm
Max. turntable
loading 25 kg
Vertical column (Z- 280 mm
axis) 280 mm above turnable surface
Vertical travel 480 mm in reverse position
Max. probing height 100 mm (minimum ID: 30 mm)
Max. probing depth
Horizontal arm (X- 165 mm (-25 mm to 140 mm)
axis) ±1000 µm
Horizontal travel 70 to 100 mN
Measuring range 12AAB681, carbide ball, 1.6
Measuring force mm
Standard stylus Bi-directional
± 45° (with graduations)
Measuring direction
Stylus angle
adjustment
RA-120 Data analysis unit Built-in (PC with
Processing unit Roundpak-120P)
Roundness, Coaxiality, Flatness,
Data analysis items Runout (radial), Runout (axial),
Thickness deviation,
Type of roundness Parallelism, Perpendicularity
evaluation LSC, MZC, MIC, MCC
Printer
Recording Built-in thermal line printer
magnification X5 to X200.000, Auto (X1 to
Filter X500.000)
Filter types Low pass filter, Band pass filter
2CRPC75, 2CPC50 (phase
Cutoff values corrected)
15 upr, 50 upr, 150 upr, 500
Z-axis scale unit (optional) X-axis stop upr, 15-50 upr, 15-500 upr,
50-500 upr, manual setting
Air supply 390 kPa
Air pressure 30L/min
Air consumption
Power supply 100-240 VAC, 50/60 Hz
Dimensions (WxDxH) 450 x 360 x 636 mm
Mass 32 kg (main unit), 2 kg (air
regulator)
RA-120P
562 The prices listed are suggested retail prices (valid until 31st May 2013). Inch products and combined inch/metric products are generally intended
for sale to the United Kingdom only. All products to be sold to commercial customers. Therefore VAT is not included Product illustrations are
without obligation. Product descriptions respectively capability characteristics are only binding when explicitly agreed upon. * Please contact
Mitutoyo for more information on delivery times.
mitutoyo@mitutoyo-tools.ru
www.mitutoyo-tools.ru