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Thread: Relay

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  1. #1
    Join Date
    Jul 2018
    Posts
    11

    Relay

    Hi all, do I need a relay in the line from control board to spindel??

    Mike

  2. #2
    Join Date
    Dec 2003
    Posts
    24216

    Re: Relay

    What board? what spindle?
    Here is a link for a G540 to VFD example, often it can be done this way, depending on the nature of the equipment I/O.
    https://www.cnczone.com/forums/spind...equipment.html
    Al.
    CNC, Mechatronics Integration and Custom Machine Design

    “Logic will get you from A to B. Imagination will take you everywhere.”
    Albert E.

  3. #3
    Join Date
    Jan 2005
    Posts
    15362

    Re: Relay

    Quote Originally Posted by 3dmike View Post
    Hi all, do I need a relay in the line from control board to spindel??

    Mike
    Would have to know what you have spindle Drive Spindle Control Etc. most likely not though, spindles don't normally run direct from a control board
    Mactec54

  4. #4
    Join Date
    Dec 2003
    Posts
    24216

    Re: Relay

    I have edited and posted the correct link for direct interface shown in post #2.
    Al.
    CNC, Mechatronics Integration and Custom Machine Design

    “Logic will get you from A to B. Imagination will take you everywhere.”
    Albert E.

  5. #5
    Join Date
    Dec 2003
    Posts
    24216

    Re: Relay

    Also just in the process of checking BOB for using spare stepper outputs for VFD control, i.e. no relay.
    Al.
    CNC, Mechatronics Integration and Custom Machine Design

    “Logic will get you from A to B. Imagination will take you everywhere.”
    Albert E.

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