[Lab] [ORE_bits] Nema 17 controller wiring diagrams

Sat May 28 23:01:59 EDT 2011

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On Sat, May 28, 2011 at 10:57 PM, mike sorensen
<mikeysorensen at hotmail.com>wrote:

>  Hi, can someone tell me how to post a new msg/topic to the mailing list. I
> attended a 1 or 2 meetings along time ago when things were first getting
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> Thanks
>
> - Mike
>
> ------------------------------
> Date: Sat, 28 May 2011 20:03:34 -0400
> From: themumbys at gmail.com
> To: ORE_bits at yahoogroups.com
> CC: lab at artengine.ca
> Subject: Re: [Lab] [ORE_bits] Nema 17 controller wiring diagrams
>
>
> According to the pic in your email for that stepper motor, it shows
> that A+C is one phase, and B+D is the second phase. so likely:
> Motor -> Controller Pin
> A -> A+
> C -> A-
> B -> B+
> D -> B-
>
> If the motor behaves wonky or doesn't step evenly, then swap the polarity
> of one phase or the other (but the way it's shown in that diagram the way I
> listed above should work).
>
> If the motor rotates in reverse, then flip the connector (totally reverse
> the order of all pins) that will make the motor spin the opposite way.
>
> Unfortunately there is not a lot of standard in labelling, but basically
> with 4 wire bipolar steppers, there are 2 phases, (which even without a
> diagram you can identify by checking resistance between the wires) But most
> controllers I've seen go with the A and B phase, and +/- for each pin in the
> phase. Or A1,A2 and B1,B2 for example. Either way any 2 wires with
> continuity form a phase, each phase is either A or B, the order is
> unimportant. The polarity of the phase is, but you should be able to find
> that by trial and error (no risk of damage to the motor). Then the direction
> of the motor is swapped easily by flipping the entire wire order once you've
> identified the 4 wires...
>
> The RepRap wiki, and I believe Wikipedia both have articles on
> identification/wiring of steppers also.
>
> Hope that helps.
>
> - Paul
>
>  On Sat, May 28, 2011 at 11:20 AM, Darcy Whyte <darcy at siteware.com> wrote:
>
>
>
> I'm wiring up some controllers for projects and one of my kits has some
> confusing documentation. Any body know much about stepper wiring?
>
>
> Wiring a Nema 17 Controller<http://mambohead.com/2011/05/wiring-a-nema-17-controller/>
> BY DARCY WHYTE,ON MAY 28TH,2011
>  I have this Nema 17 controller and I’m just wiring it up now. It has some
> confusing documentation.
> The wires are Red,Green,Black and Blue.
> The motor diagram is labeled A,B,C and D.
> The controller diagram is labeled A- A+ B- B+.
> Anybody know what the standards are for labeling?
> [image: 385279427_o]<http://mambohead.com/2011/05/wiring-a-nema-17-controller/385279427_o/> [image:
> ViewPicture]<http://mambohead.com/2011/05/wiring-a-nema-17-controller/viewpicture/>
>
>
>
>
>
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