Faults And Warnings - Festo CPX Series Manual

4. Faults and diagnostics
4.2

Faults and warnings

Response to a fault
4−4
The CMAX permanently monitors the operating status and
issues corresponding diagnostic messages in the event of
deviations from the nominal status.
The diagnostic messages are categorised as faults (errors) or
warnings, depending on the cause or effect, and can be
evaluated in detail and then processed.
Faults
Events and statuses that jeopardize or prevent correct oper
ation of the CMAX are reported as faults. A list of the fault
messages is provided in section 4.2.5.
Depending on the type of fault, the CMAX will respond to this
in the respective way.
The red error LED lights up, see CMAX system descrip
tion.
The error number E... is indicated on the display, see
CMAX system description.
SCON.FAULT = 1.
The CMAX has the Fault" status.
Depending on the type of the fault,
the axis with the stop ramp is stopped (level F1) or
the controller is disabled (level F2), drive moves
using residual energy until it comes to a standstill.
The CMAX display always indicates the fault that occurred
first. If additional faults occur, they are not indicated even if
they are more serious.
Festo P.BE−CPX−CMA X−CONTROL−EN en 0908NH