Centroid CNC DIY Control Boards, great alternative to mach3, wincnc, motion control software

CNC Controllers

Acorn CNC Controller
- Up to 4 axis Step and Direction, Open Loop
- 8 inputs and 8 Outputs, Add on i/o up to 56 in/out
- One Encoder input
- 1 analog output (0-10/0-5 vdc for VFD control)
- PWM output (Laser and/or Spindle)
- On board Motion Control CPU
- Ethernet communication to CNCPC

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Acorn Plasma THC Controller
- Real Time closed loop Torch height controller
- Restart Mode, backup along part contour and start anywhere
- Torch Check and Dry Run
- Comprehensive Material Profile Manager
- Smart Sense
- THC Anti Dive controls
- Plasma Smoothing
- Floating Torch Head support
- Breakaway Torch support
- Ohmic sensor support
- Conductive Torch Tip support
- Laser XY zero set
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AcornSix CNC Controller
- Up to 6 axis Step and Direction, Open Loop
- 16 inputs and 16 Outputs, Add on i/o up to 64 in/out
- Three Encoder inputs
- 2 analog output (0-10/0-5 vdc for VFD control)
- 2 PWM output (Laser and/or Spindle)
- On board Motion Control CPU
- Ethernet communication to CNCPC
- DIY Self Service Tech Support

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Allin1DC CNC Controller
- Up to six Axis DC servo only, Closed loop
- Up to 272 Inputs and 272 Outputs
- 6 Encoder inputs
- Built-in 3 axis 15 amp per axis DC servo drive
- 1 analog out, 1 analog in, expandable to 16 In/16 Out
- On board Motion Control CPU
- Ethernet communication to CNCPC

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Oak CNC Controller
- Up to 8 axis, AC servo or DC servo, Closed Loop
- Up to 272 Inputs and 272 Outputs
- 6 encoder inputs expanable to 28
- 1 analog out, 1 analog in, expandable to 16 In/16 Out
- On board Motion Control CPU
- Ethernet communication to CNCPC

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Hickory CNC Controller
- Closed Loop CNC Controller
- eCat Servo Drive Comm. Protocol
- Up to 8 Axis
- Onboard 32 in, 32 out. (Add up to 80 in/out)
- On board Motion Control CPU
- Ethernet communication to CNCPC
- Two Analog Outputs
- Two PWM Outputs
- One Analog Input
- Expandable, add additional i/o, encoder ports, analog in/out

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CNC Control Board Comparison

Acorn AcornSix Allin1DC Oak
Servo Motor types Steppers or AC, Open or Hybrid Closed loop. Steppers or AC, Open or Hybrid Closed loop. DC Closed Loop w/built-in drives AC Closed Loop
Maximum number of Axes 4 6 6 8
Compatible with Mills, Lathes, Routers, and other specialty machines Yes Yes Yes Yes
AC Servo Motor/Drive compatible Yes, (Step and Direction) Yes, (Step and Direction) No Yes, Position/Precision & Velocity modes
DC Servo Motor/Drive compatible Yes, (Step and Direction) Yes, (Step and Direction) Yes, up to 15 amps (continuous) per axis Yes, using the Centroid AC/DC drive up to 60 amps per axis.
Stepper Motor/Drive compatible Yes Yes No No
True Closed Loop Operation No Scales for Position correction Yes Yes
Built in Motion Control CPU Yes Yes Yes Yes
Built in DC servo motor amplifier No No Yes No
Built in PLC Yes 8 In, 8 Out Yes 16 In, 16 Out Yes, 16 In, 9 relay out Yes, 16 In, 9 relay out
Optional input output expansion board Yes Yes Yes Yes
Optically Isolated Inputs Yes Yes Yes Yes
Fused Relay Outputs No, installer adds fuse No, installer adds fuse Yes Yes
On board relay output types Ribbon cable to Relay 8 board Ribbon cable to Relay 8 board 7 SPST and 2 SPDT 7 SPST and 2 SPDT
Built-in Analog spindle control output Yes 0-10 vdc or 0-5 vdc Yes, 0-10, +-10, 0-5, +-5 12 bit Yes, 0-10, +-10, 0-5, +-5 12 bit Yes, 0-10, +-10, 0-5, +-5 16 bit
PWM output for Laser and/or Spindle Yes, 1 PWM output Yes, 2 PWM output No No
Runs on Centroid Mill or Lathe or Router CNC software Yes Yes Yes Yes
Base Centroid CNC software included with CNC control board price Centroid CNC12 "Free" CNC software Mill and Lathe, Router, Plasma Centroid CNC12 "Free" CNC software Mill and Lathe, Router Centroid CNC12 "Free" CNC software Mill and Lathe Centroid CNC12 "Free" CNC software Mill and Lathe
Centroid CNC Software Licenses Centroid Mill, Lathe, Router Plasma "Pro" CNC software
Centroid Mill, Lathe, Router, Plasma "Ultimate" CNC software
Centroid Mill, Lathe, Router, "Pro" CNC software
Centroid Mill, Lathe, Router, "Ultimate" CNC software
Centroid Mill, Lathe, Router, "Pro" CNC software
Centroid Mill, Lathe, Router, "Ultimate" CNC software
Centroid Mill, Lathe, Router, "Pro" CNC software
Centroid Mill, Lathe, Router, "Ultimate CNC software"
Uses Standard G and M codes Yes Yes Yes Yes
Probing and Digitizing compatible Yes Yes Yes Yes
Compression and Rigid Tapping Compatible Yes Yes Yes Yes
Automatic Tool Measurement Compatible Yes Yes Yes Yes
Spindle Encoder feedback,w/ RPM display Yes Yes Yes Yes
Lathe Constant Surface Speed Yes Yes Yes Yes
Lathe Threading Yes Yes Yes Yes
Compatible with Windows 10 Yes Yes Yes Yes
Centroid Touch Screen Operator Control Panel Compatible Yes Yes Yes Yes
Centroid Operator Control Panel Hardware Compatible No Yes Yes Yes
Xkeys & Xbox Controller/Panel Compatible Yes Yes Yes Yes
Centroid CNC Console Compatible No Yes Yes Yes
Keyboard Jogging and controls compatible Yes Yes Yes Yes
Encoder Expansion Board Compatible No Yes Yes Yes
PLC Expansion Board Compatible Yes Yes Yes Yes
Analog IN/OUT Expansion Board Compatible No Yes Yes Yes
Hi performance MPG connector No Yes Yes Yes
Wireless USB MPG Compatible Yes Yes Yes Yes
CNC Configuration Wizard Yes Yes TBA TBA
Built in Encoder ports 1 3 6 (4 for motor use, 2 spares) 6 (4 for motor use, 2 spares)
Maximum Inputs and Outputs 56 in/ 56 out 96 in / 96 out 272 In / 272 Out 272 In / 272 Out
Maximum # of Encoder connections 1 9 12 12
Maximum # of Analog outputs 1 6 17 17
Velocity Mode No, (Step and Direction only) No, (Step and Direction only) No, (Closed Loop Torque Mode) Yes
Position Mode No, (Step and Direction only) No, (Step and Direction only) No, (Closed Loop Torque Mode) Yes
Real Time Hardware Based Step and Direction Output Yes Yes No No
Axis Motor Tuning Yes, Accell/Decell Yes, Accell/Decell Yes, Built in Tuning Scope for PID Tuning Yes, Built in Tuning Scope for PID Tuning
Stepper motor Drive Compatible Yes Yes No No
AC Servo Drive compatible Yes Yes No limited, call
Yaskawa, Delta, SureServo Yes Yes No Yes
Motion control off-loaded from CNC PC CPU Yes Yes Yes Yes
G code Smoothing Yes Yes Yes Yes
Paired Axis capability Yes, hardware and software techniques Yes, hardware and software techniques Yes, Software Pairing Yes, hardware and software techinques
DIY Kits available Yes Yes Yes Yes
Any axis can be Linear of Rotary Axis Yes Yes Yes Yes
Rotary Table Compatible Yes Yes Yes Yes
Build your own compatible CNC PC Yes Yes Yes Yes
Factory CNCPC with preloaded CNC software available for purchase Yes Yes Yes Yes
Runs on regular 110 VAC power (USA market 110 VAC, World 220-240 VAC) Yes Yes Yes Yes
Spindle Motor can run on single phase 220-240 VAC Yes Yes Yes Yes
Designed and Made in USA Yes Yes Yes Yes
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