Owner's manual

5. Diagnostics and error handling
5−6
Festo P.BE−CPX−CMA X−SYS−EN en 0908NH
5.2.1 Error numbers on the CPX terminal
All CMAX malfunctions are also signalled as CPX error
messages 10x (100...109). These can be evaluated via
the CPX nodes, e.g. via the I/O diagnostic interface.
Function number
Module diagnostic data
2008+m*4+1 Module error number (CO error)
5.2.2 Malfunction groups: Classification according to the cause
CMAX malfunctions and warnings are organised into groups.
The first digit indicates the group and the second digit indi
cates the cause.
When reading the malfunction via the function number of the
CPX node, the CPX error number is always displayed. The last
digit corresponds to the CMAX malfunction group (first digit
of the
CMAX malfunction number).
CMAX malfunction groups and CPX error numbers
Group Description CPX error CPX error text (MMI, configuration software)
0 Configuration error 100 [Configuration error]
1 Execution error 101 [Execution error]
2 Positioning record error 102 [Record error]
3 Regulation error 103 [Control error]
4 System error A 104 [System error A]
5 System error B 105 [System error B]
6 Valve error 106 [Error in valve]
7 Controller error 107 [Controller error]
8 Displacement encoder
error
108 [Encoder error]