Re: [CAD_CAM_EDM_DRO] AC Servo's

Wayne Weedon wrote:

>In message <200508131146.28989.rtellason@...>, Roy J. Tellason
><rtellason@...> writes
>
>
>>On Friday 12 August 2005 11:32 pm, Jon Elson wrote:
>>
>>
>
>
>
>>Are you saying here that the encoders are also likely to be proprietary in
>>some way? Not exactly real high up on my list, I have a couple of units in
>>my box of motors that have encoders mounted on them, and you've got me
>>wondering...
>>
>>
>
>I dug deeper on my machine today, after cleaning the crud off the
>motors!
>
>The encoders fitted to the motors are Tamagawa FA_CODERS, which seem to
>have
>
>Differential A, B, and Z(index) Phases Plus
>
>U,V, and W phases for pole detection.
>
>Drives do seem to have a 10v analogue input, Marked up in the manual For
>Testing Only.
>
>

Well, a bunch of the drives have 10 V analog input for current limiting.
But, if it has a bipolar input for velocity command, then you should be in
business if you can just put the drive in test mode.

Jon