Structure Of The Slave Diagnosis - Siemens Metro 21 M216KA Operator's Manual

5.2.2

Structure of the Slave Diagnosis

Introduction
Structure of the
Slave Diagnosis
Requesting a
Slave Diagnosis
ET 200L, ET 200L-SC and ET 200L-SC IM-SC Distributed I/O Device
EWA 4NEB 780 6009-02c
The diagnostics of the ET 200L/ET 200L-SC/ET 200L-SC IM-SC distributed
I/O device comply with EN 50710 Volume 2, PROFIBUS. The slave diagno-
sis is explained below.
The slave diagnosis comprises 6 bytes for the ET 200L and not more than
17 bytes for the ET 200L-SC/ET 200L-SC IM-SC:
Byte 0
Byte 1
Byte 2
ET 200L
Byte 3
Byte 4
Byte 5
Byte 6
Byte 7
Byte 8
ET 200L-SC
Byte 9
Byte 16
Figure 5-1 Structure of the Slave Diagnosis
You can request a slave diagnosis with the following function blocks:
Table 5-3 Function Blocks for Slave Diagnosis
PLC Family
SIMATIC S5 with IM 308-C
SIMATIC S7/M7
S5-95U with DP master interface
SIMATIC S5 with
CP 5431 DP/FMS
Station statuses 1 to 3
Master PROFIBUS address
High byte
Low byte
Module diagnosis
for the ET 200L-SC or
ET 200L-SC IM-SC
.
Station diagnosis
.
for ET 200L-SC or
ET 200L-SC IM-SC
Number
FB 192 192
SFC 13 13
FB 230 230
Communication function blocks (see
standard FBs) SEND and RECEIVE
with job number 209
g
Diagnostics
Manufacturer ID
Name
FB IM308C
SFC "DPNRM_DG"
FB S_DIAG
5-7