Sinumerik Alarm 310750 Axis %1 drive %2 feedforward gain too high


Sinumerik Alarm 310750 Axis %1 drive %2 feedforward gain too high

Parameters:
%1 = NC axis number
%2 = Drive number

Definitions:
The feedforward control gain is calculated from the reciprocal of the gain in drive MD 5435: CONTROLLED_SYSTEM_GAIN.

Reactions:
– NC not ready.
– Channel not ready.
– Channel not ready.
– NC Stop on alarm.
– NC Start disable in this channel.
– The NC switches to follow-up mode.
– Alarm display.
– Interface signals are set.

Remedy:
Increase the speed controller cycle time in MD 5001: SPEEDCTRL_CYCLE_TIME. Reduce the force controller feedforward factor in MD 5247: FORCE_FFW_WEIGHT. Increase the gain in MD 5435: CONTROLED_SYSTEM_GAIN.

Program Continuation:
Clear alarm with the RESET key in all channels. Restart part program.

References

  1. Siemens Diagnostics Guide by Siemens
Sinumerik Alarm 310750 Axis %1 drive %2 feedforward gain too high