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  1. #1
    Jess's Avatar
    Lives in Leamington Spa, United Kingdom. Last Activity: 08-06-2015 Has been a member for 9-10 years. Has a total post count of 35. Received thanks 2 times, giving thanks to others 0 times.
    Quote Originally Posted by JohnHaine View Post
    Look for denfordata on google to get the mill details as well as lots of info from people who have probably converted them to Mach 3 and / or modern drivers etc.
    Yes, everything should posted somewhere on Denford's forums; might need some digging though!

    Quote Originally Posted by JohnHaine View Post
    Caution however, if it's a dc motor thyristor drive it is NOT isolated from the mains and you will need an isolating circuit to link the drive to your BoB.
    Given the simplicity of the circuit needed for this (in the common PWM output case, it's one opto-isolator, two resistors and a capacitor), I'd probably avoid a breakout board that has a non-isolated 0-10V spindle output on the basis that it's been overly cost-reduced.

  2. #2
    So, Ive bought a Denford Triac VNC. Ive not seen the machine yet (via ebay), hoping that it should be collected tomorrow and delivered to me early Saturday.

    Will post up a new thread once I have it and I can start looking at retrofitting the older system with something newer.

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