Re: wire question

Looks like 16 ga braided shielded for the 110VAC

and a 26 conductor, foil shieled for the rest of the stuff. That
would put the stepper in the same bundle as the low voltage stuff.

They're closed for today, so unless someone advises different, looks
like that is the ticket !

Dave

--- In CAD_CAM_EDM_DRO@yahoogroups.com, JanRwl@A... wrote:
> In a message dated 5/28/2003 2:32:05 PM Central Standard Time,
> davemucha@j... writes:
>
> > I'm looking at some wire and am wondering if I should get
unshielded for
> > the steppers (16 condutor) and shielded home/limit/low votage and
then
> > unshielded for the 110VAC for the routers.
>
> Dave: This sounds OK if you "dress" things logically (don't have
tye-wraps
> every two inches, pulled so tight the PVC flows). I have HEARD
that shields
> should NOT be used to conduct current (as in "return current" from
LED's, etc.),
> and they should be "tied to ground" only at ONE end (the
> controller/power-supply end, NOT the "machine end"). Perhaps a
good idea, but I have never seen a
> situation where "problems went away" as soon as one end of the
shield was
> disconnected! Of course, I probably never had more than a few mA
of current
> flowing along the shield, so no matter. Someone should do
some "field tests" on
> this point, one day, and "publish" here!!! Jan Rowland
>
>
> [Non-text portions of this message have been removed]