Re: [CAD_CAM_EDM_DRO] Re: wiring Gecko drivers

----- Original Message -----
From: "theokspindoctor" <mail@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Monday, August 16, 2004 9:44 PM
Subject: [CAD_CAM_EDM_DRO] Re: wiring Gecko drivers


>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "Robert Williams"
> Robert,
>
> Are you able to move the axes? I just tried to wire my z axis motor
> another way and burned out the Gecko for the second time... I do
> have my limit switches working but not the z axis home sequence.
> What software and what motion control board are you using? I have
> not figured out how to get the brake to function yet.
>
> Keith
>
> <rob.will@v...> wrote:
> > Kieth:
> >
> > 210's came with the de-wired mill I purchased 10 months ago. I now
> have the
> > spindle spinning, pneumatic speed control and brake functioning,
> added
> > switches for Bijur lub and mist. I need help understanding BP
> limit and home
> > switches, and the Sigma motors.
> >
> > Robert
> > rob.will@v...
> >
> >
> > ----- Original Message -----
> > From: "theokspindoctor" <mail@t...>
> > To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> > Sent: Monday, August 16, 2004 8:59 PM
> > Subject: [CAD_CAM_EDM_DRO] Re: wiring Gecko drivers
> >
> >
> > >
> > >
> > > Robert, I am thinking I will have to upgrade to 210s why did you
> > > use those instead of the 201s?
> > >
> > > I understand the phase a and b are for one winding and the c and
> d
> > > for the other winding. Be careful because it is easy to wire
> them
> > > incorrectly and burn out the Gecko drive. We need to stay in
> touch
> > > so we can help each other. Once I figure out how to make it
> work on
> > > mine I will be glad to tell you what I did.
> > >
> > > keith clark
> > > clarkfamily5@c...
> > >
> > > --- In CAD_CAM_EDM_DRO@yahoogroups.com, "Robert Williams"
> > > <rob.will@v...> wrote:
> > > > I too have Sigma motors on BP series 1 cnc. My Gecko' are
> 210's. My
> > > > knowledge is much less than Kieth Clark's.
> > > >
> > > > Connections are labled...
> > > > phase A, phase B
> > > > phase C, phase D
> > > >
> > > > PLEASE tell me how I can identify the phase/wires or which
> wires
> > > not to use.
> > > >
> > > > Robert
> > > >
> > > > ----- Original Message -----
> > > > From: "theokspindoctor" <mail@t...>
> > > > To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> > > > Sent: Monday, August 16, 2004 8:05 PM
> > > > Subject: [CAD_CAM_EDM_DRO] wiring Gecko drivers
> > > >
> > > >
> > > > >
> > > > > I am confused about how the motors should be wired. I have
> Sigma
> > > > > motors on the Bridgeport with 4 internal windings. I am only
> > > wiring
> > > > > to 2 of the 4 leaving the 2 not connected.
> > > > >
> > > > > First question is whether it matters which 2 I choose to
> wire to
> > > the
> > > > > 201 Gecko drive. Should they be 2 across from each other or
> > > next to
> > > > > each other.
> > > > >
> > > > > Second question is since there are 4 terminals on the Gecko
> > > drive to
> > > > > connect to the motors the first two, labelled 3 and 4 recieve
> > > wires
> > > > > from one winding and the other two labelled 5 and 5 receive
> wires
> > > > > form the other winding. Is that correct? To change
> direction
> > > just
> > > > > switch wires between 3 and 4 with just changes the polarity
> on
> > > one
> > > > > of the internal coils. Correct?
> > > > >
> > > > > The way the motors are wired now, as done by my hired
> installer,
> > > the
> > > > > motor windings selected are across from each other, but
> terminal
> > > 3
> > > > > and 4 are connected to different windings instead of the
> same.
> > > > > Seems to be wrong to me. The z axis motor is easy to turn
> when
> > > the
> > > > > power is off suggesting it is wired correctly but it turns
> > > backwards.
> > > > >
> > > > > I can get all axes to move but only up to 20 inches per
> minute,
> > > > > anything greater causes the motors to stall...
> > > > >
> > > > > Unfortunately Mariss is on vacation...
> > > > >
> > > > > thanks
> > > > >
> > > > > Keith Clark
> > > > > clarkfamily5@c...
> > > > >
> > >