Encoder Scale Problem - Reporting Wrong RPM

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10 years 3 months ago #77864 by russtuff

PCW wrote: As I mentioned before, the software encoder will not reliably detect the index of a high resolution encoder
its really the same problem as counting the "A" line, the pulse is to short to detect reliably at the base thread sampling rate

Some companies make pulse stretchers (one-shots) to solve this issue

Also a index that not on the spindle itself or geared 1:1 to the spindle cannot be used for threading
or rigid tapping (and rigid tapping needs a full 3 wire encoder)


Thank you. I figured the index pulse itself would be easy enough to count at high RPM. I'll consider this thread closed.

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