Re: [CAD_CAM_EDM_DRO] Scale resolution
Posted by
Jon Elson
on 2002-09-12 22:24:23 UTC
bdrmachine wrote:
1270.00254 times per inch.
Since nearly every encoder counter reads all transitions in quadrature,
your scales should have a resolution of 5 uM = .00019685"
This is 5080.01016 counts per inch.
Jon
> I have 2 Heidenhain ls603 glass scales marked, Grating Pitch 20um,The output signal from a single channel will repeat every .0007874", or
> System accuracy +- 10um. What is the pulse-count per inch from a
> single channel (before quadrature)?
1270.00254 times per inch.
Since nearly every encoder counter reads all transitions in quadrature,
your scales should have a resolution of 5 uM = .00019685"
This is 5080.01016 counts per inch.
Jon
Discussion Thread
bdrmachine
2002-09-12 18:02:57 UTC
Scale resolution
Erik Reikes
2002-09-12 21:02:51 UTC
Re: Scale resolution
Jon Elson
2002-09-12 22:24:23 UTC
Re: [CAD_CAM_EDM_DRO] Scale resolution