RE: [CAD_CAM_EDM_DRO] Encoder Signals

With that long a run you may want to put in differential transmitter and
receivers on the encoders. USDigital has them.

Tim
[Denver, CO]
Sherline products at Deep Discount
Mach1 & DeskCNC with credit card ordering
www.KTMarketing.com/Sherline

> -----Original Message-----

>
> I am building a large gantry flame/plasma cutter.
>
> I'll be using servos with Gecko 320's.
>
> My longest run will be about 18' from controller.
>
> What type of wire should I use for encoder signals?
>
> Shields on 5V and ground or just A and B?
>
> RG45 or Cat 5 twisted pair A with B and 5V with ground?
>
> Should I use ferite beads on encoder or power leads?
>
> The servos I have are low inertia types and power leads
> are twisted tightly.
>
> Does this twisting minimize EMI or is it just pretty?
>
>
> Any help would be appreciated
>
> Thanks
>
> Doug
>