Model:	A426	A436	A427	A437	A626	A636	A627	A637
Working area (XxYxZ)	304x229x33 mm, 12x9x1.3 inch304x229x33 mm, 12x9x1.3 inch				406x279x33 mm, 16x11x1.3 inch406x279x33 mm, 16x11x1.3 inch
Machine design	Heavy duty aluminum and stainless steel platform
Machine table	16 mm, 0.625 inch stress relieved high stability aluminum alloy
Tool holders	12				16
X/Y/Z positioning system	Calibrated screws	Servo feedback	Calibrated screws	Servo feedback	Calibrated screws	Servo feedback	Calibrated screws	Servo feedback
Absolute Accuracy (X,Y)	7.5 µm at 254 mm (10 inch) **	5 µm at 254 mm (10 inch) **	7.5 µm at 254 mm (10 inch) **	5 µm at 254 mm (10 inch) **	7.5 µm at 254 mm (10 inch) **	5 µm at 254 mm (10 inch) **	7.5 µm at 254 mm (10 inch) **	5 µm at 254 mm (10 inch) **
Internal Resolution (X,Y,Z)	0.1 µm, 0.0000039 inch (0.0039 mil) *
Positioning Repeatability (X,Y,Z)	1.5 µm, 0.000059 inch (0.059 mil)	1 µm, 0.000039 inch (0.039 mil)	1.5 µm, 0.000059 inch (0.059 mil)	1 µm, 0.000039 inch (0.039 mil)	1.5 µm, 0.000059 inch (0.059 mil)	1 µm, 0.000039 inch (0.039 mil)	1.5 µm, 0.000059 inch (0.059 mil)	1 µm, 0.000039 inch (0.039 mil)
Tool penetration control	Constant Automatic Surface Tracking - CAST™, surface tracking relative to tool tip, fully programmable fully automatic. Uses a linear gauge with 1 µm, 0.039 mil resolution.
Tool Calibration	Precise Linear Gauge on the Z axis (0.04 mil, 1 micron resolution)
Spindle speed [rpm]	5,000 to 60,000 programmable		5,000 to 100,000 programmable		5,000 to 60,000 programmable		5,000 to 100,000  programmable
Spindle motor	3-phase induction motor; 60K/170W		3-phase induction motor; 100K/300W		3-phase induction motor; 60K/170W		3-phase induction motor; 100K/300W
Spindle drive	PhACdrive (sensorless, vector control, DSP based)
Tool collet	3.175 mm, 0.125 inch
Spindle run out	5 μm, 0.0002 inch max
Collet control	Pneumatic direct, 6-8 Bars (85-115 PSI)
Tool Change	Automatic
Minimum drill diameter	0.2 mm (8 mil)
Minimum track size	0.1 mm (4 mil)
Minimum gap size	0.1 mm (4 mil)
Drilling speed	Up to 180 drill cycles per minute (varies with the distance between holes)
Homing system	Gold plated precision needle contacts
Max Travel speed (X,Y,Z)	Up to 102 mm/s, 4.0 inch/s
X/Y/Z positioning system	2 phase bipolar stepper motors, precision lead screws with ActiveCAM™ anti-backlash SuperNuts™
Interface to PC	USB 2.0
Spindle and vacuum start-stop	Program controlled, manual override available
Feed rate and Spindle speed)	Program controlled, manual override available
Dimensions (WxDxH)	508x432x305 mm, 20x17x12 inch				610x483x330 mm, 24x19x13 inch
Weight	33 Kg, 72 Lbs				41 Kg, 90 Lbs
Power Supply	100~240VAC, 50/60 Hz 355W (35W stand by)		100~240VAC, 50/60 Hz 415W (35W stand by)		100~240VAC, 50/60 Hz 355W (35W stand by)		100~240VAC, 50/60 Hz 415W (35W stand by)
Machine control system	PhCNC360™ CNC motion controller (up to 3000 command/sec)
Machine control programs	Industry standard G & M codes ASCII, PHJ job files
Control and Edit software	PhCNC, Windows based (Windows XP / Vista / 7 / 8) x86 & x64
Imports	Gerber RS-274X files; Excellon Drill and Definition files; AutoCAD DXF 2D files; CAM350 files; PhCNC printer driver.
Camera	Fiducial / inspection video camera / microscope (USB 2.0) included.
Warranty	1 year included in the price of the machine. It is an option to buy second and third year of warranty.