[Robotgroup] Help with Invacare Pronto 250 Wheelchair motors

[Robo Al]

I would rather assume they are encoder based. Did you hook
up an oscilloscope to see if they give you any readings?

Alberto

On Tue, 2007-05-29 at 13:41 -0500, Vern Graner wrote:
> I have an Invacare Pronto 250 mobility chair chassis I am retrofitting 
> to make a mobile platform. It has two "wheelchair" motors but the motors 
> have four leads coming from each one. Two are large gauge (i.e. like ~12 
> ga) and the other two are smaller (~16 ga).
> 
> I have applied power to the large gauge wires and the motor turns, but 
> I'm not sure what the other two wires are for... are they encoder wheel 
> feedback? Maybe motor brakes? Anyone have any experience with this type 
> of motor? I'll get model numbers off them when I get home tonight if 
> that will help.
> 
> Vern