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ArcPro Plasma User Guide
Document Revision 3.0
(Updated July 23, 2020)
© 2020 Vital Systems Inc
Atlanta, GA USA
For more information please visit the product
web
page:www.vitalsystem.com
© 2020 Vital Systems, Inc
1
www.vitalsystem.com

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Summary of Contents for Vital Systems ArcPro Plasma

  • Page 1 ArcPro Plasma User Guide Document Revision 3.0 (Updated July 23, 2020) © 2020 Vital Systems Inc Atlanta, GA USA For more information please visit the product page:www.vitalsystem.com © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 2: Table Of Contents

    The Torch does not move toward the designated probe limit position ........... 21 The Torch completes the M3 setup sequence, but does not move up or down afterwards ....22 The Z axis moves too fast while cutting ....................22 © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 3: License Agreement

    I agree that no-one other than the owner of this machine, will, under any circumstances be responsible, for the operation, safety, and use of this machine. I agree there is no situation under which I would consider Vital Systems, or any of its distributors to be responsible for any losses, damages, or other misfortunes suffered through the use of the “ArcPro v2 Plasma Control”...
  • Page 4: Introduction

    This document only serves as a supplemental user guide for the additional setup of integrating Torch Height Control with the HiCON and Mach4. NOTE: Several notes such as this can be found throughout this document which list key points and comments worth remembering. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 5: Wiring Diagrams

    Digitize sensor on the torch head. Because a Plasma Torch uses high- voltage for cutting, voltage spikes and electrical noise must be properly filtered in order to safely connect the sensor to a digitize input on the HiCON Mini. Connecting NPN Digitize Sensor (Ohmic Probe) © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 6 Connecting NPN Digitize Sensor (Ohmic Probe) (Integra 7866) 0.47uF 3.9KΩ Integra Input 3 (Digitize) HiCON Integra Earth Earth © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 7: Importing Mach4 Profile

    Importing Mach4 Profile Download the latest ArcPro Plasma profile available on the sidebar from the product website: http://www.vitalsystem.com/arcpro Open Mach4 loader and click on Import Profile. Browse for the downloaded profile (.m4prof) file and click Open. If you wish to rename the imported profile, change the name and click OK. Otherwise, press OK to finish.
  • Page 8: Mach4 I/O Configuration

    Mach4 I/O Configuration © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 9: Plasma Cut Sequence

    (Probe the material, move to ignition height, turn torch on, wait for Arc Ok, move to pierce height, wait for pierce delay) G0 X5Y5 (Begin XY motion, at the same time wait for THC delay then Z- axis starts to follow the material height) G0 X10Y10 (end torch height control sequence) © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 10 The Arc Ok signal is detected and the torch moves to pierce height. Step 5: Torch waits for pierce delay to complete and XY motion begins. THC delay timer is started. Step 6: THC delay is complete and the THC takes over Z-Axis control © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 11: Plasma Tip Voltage Adapter 77Iso

    (which are usually in the 300 volts range) down to 0-10 volts range. If you connect the Tip voltage directly to this unit without a divider, the adapter and the motion controller will be damaged instantly. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 12: Hicon Integra 7866 Setup

     Make sure to uncheck J7, J8 for switching to Step/Dir channel and just select the ‘Enable J7 THC Adapter’  Check enabled  Hit Download to save this setting on the 7866 boar © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 13: Mach4 Plasma Screen Setup

    1. USE ANALOG VOLTAGE FOR ARC OK  Use Mach4 to load the profile “Mach4PlasmaVITAL.m4prof”  Select Configure >> Plasma Screen Setting  In the Global settings, choose Default THC Mode to ‘Analog’ © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 14: Use External Arc Ok

    Plasma screen configuration is unchecked, as shown below.  When using an external ArcOK signal from the Plasma machine, given as input to the 7866 motion controller, from the input mapping of ‘THC ON’ signal to an input pin. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 15: Screen Settings

     The Tip Voltage displays the value of the analog reading multiplied by the value given in the Analog voltage multiplier  The value of the Analog Voltage multiplier can be derived based on the Plasma Machine’s 30:1 or 50:1 divider. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 16: Characteristics

     The Response delay of the 77ISO board is hardly noticeable due to its fast response time as short as 6Ms.  This ensures that the THC operation takes place with fast Tip voltage input to the 7866-motion controller. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 17: Screen Definitions

    *This will depend on the plasma unit. Refer to the plasma user manual pertaining to material type and thickness.* Adjust Rate: the speed at which THC will move to achieve Target Voltage. XY Blend Velocity: equals the current blended velocity of X and Y; used for AntiDive. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 18: Thc Cut Start Settings

    Probe Offset Z: A DRO that can be used to enter a compensating value for a plunger style probe. If the probe is a solid strike style, 0 can be entered. If the torch tip hits the material top but continues to travel -.04 to complete the probe strike, -.04 will be entered. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 19 Min: Minimum height THC will move the torch down to while trying to get to the target voltage. There are many variables involved in plasma Configuration, most of which have been create directly in the screen for immediate use. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 20: Troubleshooting

    The THC feature is currently not activated Please contact the vendor of your unit, or Vital System on the unit. Inc. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 21: The System Hangs Up During The M3 Sequence

    Go to the Mach4 config screen and set it to use the unit of measurement. appropriate unit of measurement (inches or metric). Also, check if G20 or G21 is being called from the GCode file. © 2020 Vital Systems, Inc www.vitalsystem.com...
  • Page 22: The Torch Completes The M3 Setup Sequence, But Does Not Move Up Or Down Afterwards

    (NOTE: speeds that are too high may stall stepper motors). The Z axis moves too fast while cutting Cause Solution The THC Touch Speed in is set to a large Decrease the THC speed value as necessary. value © 2020 Vital Systems, Inc www.vitalsystem.com...

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