RE: [CAD_CAM_EDM_DRO] Stepper Motor Wiring ?

> I have two (X/Y) motors from Dan at Camtronics to run with
> his 5A drivers. These are 785 oz-in eight lead steppers.
> A sheet from Dan indicates they can be set-up two ways,
> "bipolar parallel" or "bipolar series". He indicates the
> parallel should be run at 4.1 driver amps, and series at
> 2.5A. The parallel connects the two phase A-a coils in
> parallel to the driver (i.e. both coils see the driver
> voltage). The series connects the two phase A-a coils
> in series (i.e. both coils see the same current).
>
> What are the trade-offs of each? My guess would be the
> parallel connection can put more voltage across each
> coil thus bringing it to full current faster. If true
> this should give a better high speed.
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