Festo CP-FB13-E Programming And Diagnostics Manual page 87

3. Diagnosis
Diagnostic words
* **
Byte Octet Diagnostic address
0 1 Station status 1
2 3 Station status 3
4 5 Manufacturer identification
(Ident_number
high byte F1
6 7 Header
8 9 Device-related diagnosis 2
(error byte CP string 0)
10 11 Device-related diagnosis 4
(error byte CP string 2)
12 13 Device-related diagnosis 6
(not used)
Heavy
print = Contents will be modified by the CP system
* = Siemens
** = EN 50170
Fig. 3/3: Diagnostic words
Festo P.BE-CP-FB13-E-EN en 0112e
Summary of diagnostic bytes
Several diagnostic words are made available for each bus
slave in the IM 308-C module. The diagnostic words and
their meanings in conjunction with the Festo CP system are
as follows:
Diagnostic address + 1
Station status 2
Master address
(Diag. master_Add)
Manufacturer identification
(Ident_number
) low byte 3C
H
Device-related diagnosis 1
(summary of errors)
Device-related diagnosis 3
(error byte CP string 1)
Device-related diagnosis 5
(error byte CP string 3)
Device-related diagnosis 7
(not used)
**
Octet
2
4
6
)
H
8
10
12
14
*
Byte
1
3
5
7
9
11
13
3-11