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
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
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
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
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
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 |
Centroid CNC Controls and Accessories
Showing 1–16 of 89 results
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Acorn CNC Controller Kit
$329.00 Select options -
Acorn Mill CNC Software License
$159.00 – $399.00 Select options -
WMPG-6 CNC Control Pendant
$299.00 Add to cart -
Quencharc (aka "Snubbers")
$12.00 Add to cart -
Acorn Router CNC Software License
$159.00 – $399.00 Select options -
WMPG-4 CNC Control Pendant
$299.00 Read more -
Acorn Lathe CNC Software License
$159.00 – $399.00 Select options -
AcornSix CNC Controller Kit
$999.00 Add to cart -
Ether1616 I/O Expansion Kit
$299.00 Add to cart -
Centroid Factory Direct Technical Support
$120.00 – $360.00 Select options -
Centroid Plasma THC Kit
$799.00 Select options -
Acorn Plasma CNC Software License
$159.00 – $399.00 Select options -
Acorn Plexi Cover Kit
$17.00 Add to cart -
Plasma WMPG-4 CNC Control Pendant
$299.00 Add to cart -
KP-3 CNC Touch Probe for Acorn/AcornSix
$699.00 Select options -
All-in-one CNCPC
$1,350.00 Select options
