6 Diagnostics and error handling
74 Festo – P.BE-CPX-CMAX-SYS-EN – en 2017-09b – English
Group 2 − Position set errors
CPX error group 102 (CPX-MMI: [Execution error] )
No. Reset typeError levelMessage
27 Step enabling condition cannot be reached during positioning task F1 (W) R
Note Message can be parameterised alternatively as a warning (W) or error (F1).
Cause Step enabling position does not lie between the start position (last setpoint or
actual value at the time of the step enabling) and the new setpoint position, or
both positions are the same.
Measure Check and correct the step enabling condition. Check the program sequence
in the controller. After a stop or error, the previous position must be ap
proached again.
Cause The step enabling force is not between the starting force (last setpoint or actual value
at the time of switching) and the new force setpoint, or both forces are the same.
Measure Check and correct the step enabling condition. Check the program sequence
in the controller. After a stop or error, the previous position must be ap
proached again or the previous force command repeated.
28 Step enabling condition was not reached F1 (W) R
Note Message can be parameterised alternatively as a warning (W) or error (F1).
Cause Step enabling was not executed. MC was reached before the step enabling condi
tion was fulfilled.
Measure Check step enabling condition.
Check the program sequence in the controller.
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