Re: wiegand data interference

["Bob La Londe" <none@xxxxxxxx>]

"Dave White" <renofusion@xxxxxxx> wrote in message
news:%L7%m.30$nR4.13@xxxxxxxxxxxxxxx
> I am having issues with a card reader in my elevator not sending wiegand
> data to my controller. all voltages are good at the reader. think it may
> be interference causing problems.
> will a wiegand extender fix this issue?

1.    What is the total distance of wire from reader to controller?

2.    Is the wire shielded with the shield connected to the ground lug at
the central controller?

3.    Did you use the correct gage wire?

3.    Did that reader work reliably before?