Siemens 514 fault code meaning

Series: SIMODRIVE 611U

Zero pulse monitoring (direct measuring system)

servo drive

Meaning: A fluctuation in the measured values has occurred between 2 encoder zero marks (encoder pulses may have been lost). Note: The encoder monitoring can be disabled using P1600.14.

Possible causes

Source: SIMODRIVE 611 universal Function Manual FBU 05/2010 (EN, Siemens official site) 7.3