UC400ETH - Ethernet Motion Controller

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UC400ETH - Ethernet Motion Controller

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UC400ETH - Ethernet Motion Controller
UC400ETH - Ethernet Motion Controller

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     The UC400ETH is a motion controller with an ethernet interface. The device can communicate with a connection to the control computer's network card. The connection can be built with a direct connection or via router/switch devices. The device can be used to control machine tools with stepper or servo motor controls with step and direction interfaces. The controller can output a maximum of 400kHz stepping frequency and can work with up to 6-axes.



    • Replaces 2 pieces of standard LPT ports.
    • Controls up to 6-axis simultaneously.
    • Works with the UCCNC software and Mach3/4.
    • Up to 400kHz step frequency operation.
    • Ethernet connection to the control PC.
    • Same pinout as a standard LPT port.
    • Fast communication with data buffer for robust and stable operation.
    • Power Input 12 to 24 VDC


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    ManufacturerCNC Drive
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    Product Manual

    Software, Installers and Configuration Files



       Frequently Asked Questions and Answers

    • Arturo Duncan - 4 years ago
      I am getting an “defective plugin” error message when installing the plugin.

      Note that the current published installer uses .Net4.0 which ships with Win10/11.  So make sure you use an up to date version of Win10/11 and the latest version of the installer.  It is common for the browser to try to download an older cac...
      Read more

    • Arturo Duncan - 4 years ago
      Microsoft Defender is seeing a virus in UCCNC or the UC100 Plugin Installer

      Some have reported that Microsoft Defender is seeing a virus in UCCNC or UC100 installers.  We want to assure our users that there is not virus in the software.  This occurs because of the obfuscation method used to protect the software against possible h...
      Read more

    • Marjorie Pedrozo - 4 years ago
      I bought a uc300eth-5lpt from you about 5 months ago. I'm now buying the UCCNC software to work with it. How does that work?

      Yes, we will just need the serial number of you UC device.
      Read more

    • Razvan Vasu - 3 years ago
      How you connect a UC400ETH to a Gecko540 module?

      You need an IDC26 to DB25 ribbon cable like this one: https://www.cnc4pc.com/idc26-db25-lph-26-pin-to-db-25-ribbon-cable.html
      Read more

    • Larry Dugger - 3 years ago
      I installed a uc400eth,using Mach 3. I get estop condition. diagnostic page shows red flashing light for e stop, and solid yellow for all limit.homing switched.

      There are a number of issues that could explain that.  The first thing that comes to mind is: You may not have communication with the board?  Make sure you establish communication using the UCxx Utility software. You may just need to invert ...
      Read more

    • Arturo Duncan - 2 years ago
      How fast does my Motion Controller need to be?

      You can estimate the appropriate speed requirement for your motion controller by understanding how fast you need your pulse stream to be.   You will need to balance axis travel speed and the step resolution or length of each step in actual machi...
      Read more

    • Arturo Duncan - 4 months ago
      Having problems with the UC device

      Make sure you have Win10/11 up to date before running the current installer. I would recommend downloading the installer using a different browser to avoid having the browser use an older cached download.
      Read more

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