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M203 Printing Max Speed

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Tuning and tweaking
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  • undefined
    totalitarian
    last edited by 26 May 2019, 18:17

    How do we define the max speed when printing? I use slic3r which unfortunate doesn't allow you to set the Z speed and as a result, it moves far too fast on z hop moves.

    1 Reply Last reply Reply Quote 0
    • undefined
      dragonn
      last edited by 26 May 2019, 18:24

      Just put M203 ZXXX; XXX is speed in mm/min
      Into config.g

      undefined 1 Reply Last reply 26 May 2019, 18:25 Reply Quote 0
      • undefined
        totalitarian @dragonn
        last edited by 26 May 2019, 18:25

        @dragonn I already have it in there, but it's set too 200mm/s (nice speed for homing), I don't want to print at that speed though.

        undefined 1 Reply Last reply 27 May 2019, 08:36 Reply Quote 0
        • undefined
          dragonn
          last edited by 26 May 2019, 18:29

          Then just put M203 Z12000 into homing files end at the end restore it to a lower value at the end of hooming.
          BTW 200mm/s on a z-axis??? This sounds wrong all the way, unless you z-axis is belt driven.

          undefined 1 Reply Last reply 26 May 2019, 18:31 Reply Quote 0
          • undefined
            totalitarian @dragonn
            last edited by 26 May 2019, 18:31

            @dragonn That could be the answer, thanks! It's a belt driven delta yes

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            • undefined
              dc42 administrators @totalitarian
              last edited by 27 May 2019, 08:36

              @totalitarian said in M203 Printing Max Speed:

              @dragonn I already have it in there, but it's set too 200mm/s (nice speed for homing), I don't want to print at that speed though.

              Z hop moves are short, so it won't get up to anything like full speed because of the acceleration limit. What makes you think that the Z hop is too fast?

              On my delta I normally use 0.3mm of Z hop, with the Z speed configured at 250mm/sec and acceleration 2000mm/sec^2.

              Duet WiFi hardware designer and firmware engineer
              Please do not ask me for Duet support via PM or email, use the forum
              http://www.escher3d.com, https://miscsolutions.wordpress.com

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