Re: wiegand data interference

[Silicon Sam <siliconsam@xxxxxxxxx>]

On Jan 4, 4:03=A0pm, "Dave White" <renofus...@xxxxxxx> wrote:
> the reader is in the elevator car. =A0the problem i am having is finding =
an
> extender that will work with 18/2 wire with overall shield.
> all the manufacturers extenders that i can find spec out twisted pair wir=
e,
> I think most of them convert the wiegand to 485 then back to wiegand at
> receiving end.
>
> "techie" <nor...@xxxxxxxxxx> wrote in message
>
> news:hhmcui0knd@xxxxxxxxxxxxxxxxxxxx
>
>
>
> > Does the reader travel with lift or is it at a floor for access? A lot =
of
> > interferecne has been known to be in the traveler cables of some MFRs
> > elevator. =A0An extender may or may not work, that would depend on the
> > tolerance of the receiver of the weigand signal.
>
> > "Dave White" <renofus...@xxxxxxx> wrote in message
> >news:%L7%m.30$nR4.13@xxxxxxxxxxxxxxx
> >>I am having issues with a card reader in my elevator not sending wiegan=
d
> >>data to my controller. all voltages are good at the reader. think it ma=
y
> >>be interference causing problems.
> >> will a wiegand extender fix this issue?

  What kind of system is it?  Controller model?  Brand and model of
reader?