Festo CPX - Reading out the Module Fault Number of Module 5; Reply Data with Fault Number 4

5. Diagnostics and error handling
5−18
Festo P.BE−CPX−SYS−EN en 0902e
Example 2: Read out current error numbers
of module 5
With the aid of the module number of the faulty module you
can ascertain the function numbers of the relevant module
diagnostic data (see also section B.2.7). Module diagnostic
data can be e.g.:
 The number of the faulty channel
 The module fault number.
With the following function number, you can ascertain e.g. the
module
fault number of module 5:
Function no. = 2008 + 4 * 5 + 1 = 2029
2029 dec. = 11111101101 Bin
2
1
89101112131415 01234567
Function no.
Control bit
1110110110000111
1 Bit number 2 Signal status of the outputs
Fig.5/9: Reading out the module fault number of module 5
As an example Fig.5/10 the reply data in the case of fault
number 4.
1
89101112131415 01234567
Diagnostic data
Quitting bit
Reserved
000 100001
2
1
Bit number of the inputs 2 Signal status of the inputs
Fig.5/10: Reply data with fault number 4 (4 dec. = 100 Bin)