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Wiring limit switchs

Discussion in 'General Talk' started by cpu999-1, Mar 5, 2020.

  1. cpu999-1

    cpu999-1 New
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    I have the openbuilts blackbox, on it theres 3 ports for limit switches, I want to put limit switchs on all the axis, x-y-z thats total of 6 switches how can I wire all 6 switches step by step on doing that thanks
     
  2. Alex Chambers

    Alex Chambers Master
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  3. cpu999-1

    cpu999-1 New
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    so on the l/s when the z axis touchs the switch the switch should be set to what ? no or nc ? on the b/b where you plug in the connector for the l/s it reads gnd,v+,sig, using two wires, blk,red, the red is +,blk is -,so on the l/s which wires gos where ?and on the plug which wire gos where ? sorry for all this very very new to cnc wiring
     
  4. Peter Van Der Walt

    Peter Van Der Walt OpenBuilds Team
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    Easier option: Get 6x Xtension Limit Switch Kit
    They are labelled exacly like the blackbox, so no confusion.
    - Just wire V+ on the BlackBox, to V+ on the first switch and V+ on the second switch
    - Then wire SIG on the BlackBox, to SIG on the first switch and SIG on the second switch
    - Then wire GND on the BlackBox, to GND on the first switch and GND on the second switch

    That's why they exist, to make wiring easier for beginners :) - and avoid expensive short circuits in the process (;
    The other old switches kinda require you to know what you are doing.

    Other advantages of the Xtension limits
    - Easier mounting
    - Easier wiring
    - Built in RC EMI Noise filters to prevent false triggers / cleaner signals
    - Built in LED to help with troubleshooting
    - Work with default Grbl config, no config changes needed at all!
     
    Alex Chambers likes this.
  5. cpu999-1

    cpu999-1 New
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    I DONT HAVE THE
    Xtension Limit SwitchHAVE OTHER ONES BUT GOING TO BUY THEM . IS IT A GOOD IDEA TO PUT L/S ON ALL AXIS ?THANK YOU FOR GREAT INFO NOW WHEN I TEST THE L/S i HAVE TO PUT in a code from the list in openbuilts control ?
     

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