Festo CPX-FB13 Electronic Manual page 100

3. Diagnosis
Control system Function module
SIMATIC S5 with FB192 "IM 308C"
IM 308C
SIMATIC S5 with FB230 "S_DIAG"
S5-95U/DP master
SIMATIC S5 with FB230 "S_DIAG"
SF 50/DP master
SIMATIC S7/M7 SFC13 "DP NRM_DG"
SIMATIC S7/M7 FB125
Tab. 3/17: Possibilities for reading out the diagnosis for S5/S7
STL
CALL SFC 13
REQ:=TRUE
LADDR:=W#16#03FE
RET_VAL:=MW100
RECORD:=P#M110.0 BYTE 64
BUSY:=M10.0
Fig. 3/9: Program example in STL
3-26
Possibilities for reading out the diagnosis for S5/S7
The diagnosis for PROFIBUS-DP is supported in the various
control systems by function modules. These read out the
slave diagnosis and write it into a data range of the user pro-
gram.
See...
Manual "ET 200 decentral
periphery system"
Manual "ET 200 decentral
periphery system"
Manual "Programmable valve
terminal with SB/SF 50"
Reference manual "System
functions and standard
functions"
Siemens download in Internet
Example for a STEP 7 user program:
Explanation
Request to read
Pointer to diagnostic address, e.g. 1022
(see mask "Properties – DP slave" in HW Config)
When errors occur, output error code
Pointer at start of data range for diagnosis
and length of diagnostic data
Reading concluded
Manu-
facturer
Siemens
Siemens
Festo
Siemens
Siemens
= 03FE
d h
Festo P.BE-CPX-FB13-EN en 0112NH