Sinumerik Alarm 27021 Axis %1 stop D triggered
%1 = Axis number
This alarm comes with the alarms 27011 “Safe velocity exceeded” or 27012 “Safe end position exceeded” (when configured as such in $MA_SAFE_VELO_STOP_MODE or $MA_SAFE_POS_STOP_MODE). It indicates that a “Deceleration on the path” has been triggered and the internal activation of the “Safe operating stop”. Stop of the axis with STOP D.
– NC Start disable in this channel.
– NC Stop on alarm.
– Alarm display.
– Interface signals are set.
Eliminate causes of alarm “Safe velocity exceeded” or “Safe end position exceeded” (see description of these alarms).
Clear alarm with the RESET key. Restart part program
- Siemens Diagnostics Guide by Siemens