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Illustrative engine lathe (not an AMI installation)

ACU-RITE DRO203 2-Axis Lathe DRO Package

Scale size

The complete digital readout package for your lathe. This package replaces the dials on your lathe with the ACU-RITE DRO203 readout and its 7-inch color display, showing both axes at once so you can position accurately without counting dial revolutions.

Key specifications

Readout ACU-RITE DRO203 - 7-inch TFT color display, up to 3 axes, splash-proof keypad
Scales Two SENC 150 precision glass scales
Resolution 0.5 / 1 / 5 micron options (0.00002 / 0.00004 / 0.0002 inch)
Accuracy ±3 or ±5 micron per 1000 mm
Measuring lengths 50 - 3075 mm (2 - 120 inch)
Scale rating IP53 protected

Which machines it fits
2-axis lathes (engine lathes and toolroom lathes). One scale mounts along the Z axis (carriage travel along the bed) and one along the X axis (cross-slide travel). Choose the kit size that matches your carriage and cross-slide travel; scale lengths are matched to your machine at order.

What is in the kit

  • ACU-RITE DRO203 digital readout with 7-inch color display
  • Two SENC 150 precision glass scales sized to your machine travel (.0002 inch / 5 micron and .00004 inch / 1 micron resolution)
  • Readout mounting arm, scale brackets and mounting hardware
  • All connection cables

What the DRO203 does for you

  • Instant radius/diameter conversion
  • Lock-axis feature (establish tool offsets under load)
  • Taper calculator and taper ratio

DRO203 or DRO102? Both share the 7-inch color display and the same precision scales. The DRO203 adds the taper calculator, lock-axis tool offsets and Dynamic Zoom. The DRO102 covers straightforward 2-axis positioning with instant radius/diameter conversion.

Select your table/travel size above. Pricing and lead times on request - call 1-888-354-2525.

How to measure your machine for scales

01

Move the carriage fully in one direction, mark the bed, then move it fully the other way. Measure between the marks - that distance is your travel.

02

On a lathe, Z is the carriage travel along the bed and X is the cross-slide travel in-and-out. Measure both axes.

03

Choose the kit whose scale travel is the same as or longer than your measured travel. We match scale lengths to your machine at order.

04

Allow about 3.5 inches beyond the travel for the scale body (SENC 150 adds a 1.75 inch overrun at each end), plus clearance for the reading head and cable.

Scales 24 inches and longer mount with a mid-point support; 66 inches and longer include a back-up spar. Not sure? Send us your machine model and bed length and we will match the kit - 1-888-354-2525.