Multimatic Software Updates

Download the most up to date, innovative software solutions for your welder.

By downloading this update, you are agreeing to the Terms & Conditions set forth by Miller Electric Mfg. LLC.

It is possible that your Miller equipment may contain third-party software, including open source software.  Check the bottom portion of the EULA web page for any licensing information or notices pertaining to third-party software for your specific Miller equipment. 

Your right to use this software is conditioned on compliance with the EULA.

Multimatic 255 Welders Software Updates

Release Notes

In Current Update Version 1.7

New Software Versions

Weld Controller - 83685

Release Notes

• Fixes bug related to run-in and burnback

In Update Version 1.6:

New Software Versions

User Interface – 82896

Release Notes:

• Added "skip" indication on QR code screen.
• Improved error message guidance when a software version mismatch exists between circuit boards.

In Update Version 1.5:

New Software Versions

User Interface – 82134
Weld Controller – 82134
Graphics – 0x5DF6B757
Weld Programs – 0x2E142B59

Release Notes:

• Enhanced Performance:
  • Weld starts when welding aluminum
  • MIG crater

• New Standard Features Added:
  • QR code screen on power-up screen that links to product page for helpful tips and tricks. (Note: this screen can be skipped by pressing one of the bottom buttons on the UI)
  • Duty cycle status indication on home screen
  • Input voltage phase indication on home screen
  • Arc Control adjustment accessible from home screen
  • Electronic parameter chart on home screen to allow for quick parameter setting
  • Metal Core weld program support
  • Adjustable MIG hot start setting
  • System menu setting for locks and limits
  • System menu setting to enable/disable Auto-Set feature
  • System menu setting to enable/disable Stick/TIG processes for Multimatic 255
  • System menu setting to control connection diagrams enable/disable/timeout
  • System menu setting to enable/disable remove WFS potentiometer for spoolguns and push-pull guns
  • Extended EZ-Select (trigger-tap) program select to support all MIG guns, spoolguns, and push-pull guns
  • Remote potentiometer WFS adjustment functionality for spoolguns and push-pull guns in Auto-Set
  • Support for user defined programs for spoolguns and push-pull guns
  • Dedicated support for Pistol-Pro push-pull gun
  • MK Python push-pull gun support
  • Trigger hold (2T)
  • Foldback indication, consisting of feedback values turning red when machine foldback activates

• Reduced minimum WFS to 25 IPM to allow for slower run-in values

• Added more information to the USB service export

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