Sinumerik Alarm 4111 PLC cycle increased to %1 ms
Parameters:
%1 = String (new PLC cycle time)
Definitions:
The PLC cycle divisor was set to a value which was not an integral multiple of the IPO cycle divisor. The divisor (MD 10074 PLC_IPO_TIME_RATIO) has been increased. MD 10074 PLC_IPO_TIME_RATIO has been modified on systems with PROFIBUS DP because of the modified DP cycle in SDB1000 (MD 10050 SYSCLOCK_CYCLE_TIME).
Reactions:
– Alarm display.
Remedy:
Machine data 10074 PLC_IPO_TIME_RATIO has been modified.
Program Continuation:
Clear alarm with the RESET key. Restart part program
References
- Siemens Diagnostics Guide by Siemens