A company of Schneider Electric

DRO Feature Comparison
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-	A50	M20-M	C70	C80	DP900
Applications	General Purpose	Milling	Mililng, Turning, Grinding	Miling, Turning, Boring	Milling, Turning, Boring, Grinding
Number of Axes	1	2	2 or 3	2 or 3	2, 3, or 4
Display Type	7 Segment LED				5.7" VGA Blue STN with CCFL Backlight
Absolute/Incremental Operations
Inch/Metric Conversion
Zero Reset/Data Preset
Data Recall
Data Hold	•
Radius/Diameter Readings
Center Find
Home Reference
Bolt Hole Circle (full/partial)	•	99	•	99	99
Grid Hole Array			•
Arc Contouring			•
Zero Approach Warning	•		•
Linear Error Compensation
Segmented Error Compensation	99 segments		99 segments		99 segments
Memory Back-up
Programmable Memory		20 points	•	99 points	99 points
Edit Capabilities	•		•
Self Diagnostics
Polar Coordinates					•
Line Hole Calculator
Tool Offsets				99	99
Taper Calculations
Axis Vectoring/Summing
Feed Rate Display
Frame (Pocketing)		77
CMM / Inspection Features
O.D Calc. with Center Find
I.D Calc. with Center Find
Skew
Datum Find
Incline / Angle
Tool Length Comp.
Tool Diameter Comp.
Tool Path Graphics
Custom Canned Cycles
Teach Mode with Graphics
Job Timer
Calculator with Trig
Tap Drill Library
Touch Probe Input
Graphical Zoom
USB-B Program Storage
Touch Probe Option
Feed Rate Display
RS232 Interface	•		•
-
Keypad	Membrane	Silicon	Membrane		Cap-Sense
Audible Keystroke Entry	•	User activated (can be turned off)
Chassis	Metal	Die Cast
Encoder Input	Spherosyn and Microsyn	M20-TT	Spherosyn and Microsyn		Spherosyn and Microsyn + one axis TTL
Dimensions (inches) dIMENSIONS(millimeters)	2.8x5.6x2.8 (71x142x71)	10.5x5.9x3.2 (267x152x82)	10.4x7x2 (264x178x51)
Weight	1.2 lbs. (0.55Kg)	2.4 lbs. (1.1Kg)	6.3 lbs. (2.9Kg)
Voltage	115-230V

Specifications subject to change without notice.