Siemens SIMATIC ET 200C, Manual, Page: 151 / 333

7-7
ET 200C Distributed I/O Station
EWA 4NEB 812 6119-02b
7.3 Using STEP 5 to Diagnose Problems (Station Diagnosis)
You can use STEP 5 with the IM 308-B master interface for the systematic
pinpointing and diagnosis of faults.
The table below lists the STEP 5 diagnostics facilities:
Table 7-4 STEP 5 Diagnostics Facilities
Diagnostics Content
Diagnostics “Overview” Enables you to determine which stations have
diagnostics data pending.
Diagnostics for “Parameter
assignment and adressibility
Enables you to determine which stations have been
parameterized and which stations can be contacted.
Station diagnostics Provides messages on the status of the slave station
and locates the defective input or output.
The Diagnostics ”Overview” and ”Parameter Assignment and Addressabil-
ity” each require 2 bytes which are organized in words.
Introduction
STEP 5
Diagnostics
Facilities
Diagnostics
”Overview” and
”Parameter
Assignment and
Addressability”
Fault Diagnostics with the IM 308-B