Commissioning and Diagnostics
5-29
ET 200X Distributed I/O Device
EWA 4NEB 780601602-06
5.6.1 Reading out the diagnosis
Options for reading out the diagnosis
Table 5-15 Reading out the diagnosis of ET 200X with STEP 7 and STEP 5
Programmable logic
controller with DP
master
Block or register in
STEP 7
Application See ...
SIMATICS7/M7 ”DP slave diagnosis”
register
Display slave diagnostics
as plain text on the
STEP 7 user interface
The section on hardware
diagnostics in the STEP 7
online help system
SFC 13
”DP NRM_DG”
Display slave diagnosis
(store in data area of the
user program)
Configuration, see Section
5.6.2;
for the SFC see System
SFC 59 ”RD_REC” Read out data records of
S7 diagnosis (store in
data area of the user
program)
and Standard Functions
reference manual
FB 125/FC 125 Evaluate slave
diagnostics
On the Internet at
http://www.ad.siemens.de/
simatic-cs under the
ID 387 257
SFB 52 Read data record from a
DP slave
See online help system in
STEP 7
SFB 54 Receive interrupts from
the interrupt OBs
SIMATIC S5 with the
IM 308-C as DP
master
FB192 ”IM308C” Display slave diagnosis
(store in data area of the
user program)
Configuration, see Section
5.6.2;
for the FB see the ET200
SIMATIC S5 with
S5-95U as DP master
FB 230 ”S_DIAG”
Note: not for enhanced
diagnosis
Distributed I/O Device
manual
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