Mill City roast machine versions

The following article should help to identify your Mill City version. 

There are five different connection options for Mill City Roasters.

Version 1- Phidgets only

  • Roast machines with capacity from 500g to 20kg, manufactured between 2013 and 2018
  • Roast machines with capacity from 500g to 3kg, manufactured from 2019

Version 2a - Phidgets/Shihlin controls

  • Manufactured between 2017 and 2018
  • Machines come with Phidget and Shihlin controls
  • USB port on the back

Version 2b - Phidgets/Delta controls

  • Manufactured between 2017 and 2018
  • Machines come with Phidget and Delta controls
  • USB port on the back

Version 3 - Phidget/Delta controls (with data port)

  • Roast machines with capacity from 6kg to 15kg, manufactured between 2013 and 2018
  • Machines come with Phidget and and serial port at the right side of the control box

Version 4 - MCR Series (with data port)/ Digital control panel

MCR series as from 2019

  • Roast machines with capacity from 6kg to 60kg, manufactured as from 2019
  • Data port left to the controls
  • DTech DT-5019 serial port converter that comes with roast machine

Digital control panel as from 2020

  • Roast machines with capacity from 1.5kg to 3kg, manufactured as from 2020
  • Data port at the right side of the control box

Check out the Mill City setup manual for more information on how to connect your Mill City with Cropster. 

Version 5 - Standard control panel (Delta/Fotek controls)

  • Roast machines with capacity from 500g to 3kg with a Standard control panel, manufactured as from 2020 to 2021.

If you have a Version 5 Mill City roast machine, visit the following setup manual: Mill City with Delta/Fotek controls - Roasting Intelligence (RI) Setup (beta)