Reading Out The Module Fault Number Of Module 5; Reply Data With Fault Number 4 - Festo CPX System Manual

5. Diagnostics and error handling
15
1
1
2
Control bit
1
Bit number
Fig. 5/9: Reading out the module fault number of module 5
15
1
1
2
Quitting bit
1
Bit number of the inputs
Fig. 5/10: Reply data with fault number 4 (4 dec. = 100 Bin)
5−18
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
14 13 12 11 10
0 0 0 0 1
As an example Fig. 5/10 the reply data in the case of fault
number 4.
14 13 12 11 10
Reserved
9 8 7 6
1 1 1 1
Function no.
2
Signal status of the outputs
9 8 7 6
0 0
2
Signal status of the inputs
5 4 3 2 1
1 0 1 1 0
5 4 3 2 1
0 0 0 1 0
Diagnostic data
Festo P.BE−CPX−SYS−EN en 0902e
0
1
0
0