Absolute value encoder - Digital frequency

Application:
  • Registration of absolute master data for profiler (system bus).
  • Extrapolation of master value position with PDO-cycles > 1ms.
  • Deriving master value from master frequency.

Description:

The FB already existing in the described function has been extended in order to enable a detailed evaluation and implementation of the master angle into a master frequency. The pulse length of the external master value encoder or the pulse length of the processed profile is to be at the new input EXTPOL2-ACTLEN.  Link the clock pulse length of the external master value encoder or the clock pulse length of the processed profile (CDATA-ACTLEN) to the new input to avoid clock pulse losses over long PDO cycles. The resulting clock pulse can be read at the new output EXTPOL2-X0. If you want to keep the functionality of the older version, do not link the clock pulse.

URL for linking this AKB article: https://www.lenze.com/en-de/go/akb/20023091/1/
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