7-16
ET 200C Distributed I/O Station
EWA 4NEB 812 6119-02b
Station Status Diagnostics, Continued
The STEP 5 program is programmed as follows:
STL
Explanation
L KY n,1
T PW 252
L PW 252
L KH 0001
!=F
BEB
SPB FBx
In the ”Diagnostics address” byte,
the number of the slave station (n =
station nuumber) which requests the
master address is to be stored; in
the ”Diagnostics a 1” byte,
the code for the ”Station status 3
and master address” (code = 1) is to
be stored.
Load diagnostics word
Station number of the master = 1?
No fault?
Evaluate fault in FBx.
Following request of station status 3 and the master address (code = 1), the
diagnostics word has the following structure:
Diagnostics word ”Station status 3 and master address, code = 1”
7
6
5
4
3
2
1
0
7 6
5
4
3
2
1
0
Irrelevant
Address of the master which
parameterized the slave station
Diagnostics address
”Station status 3”
Diagnostics a 1
”Master address”
Figure 7-5
Structure of the Diagnostics Word after Requesting the Station Status
(Station Status 3 and Master Address)
Request Station
Status 3 and
Master Address
Structure:
Diagnostics Word
“
Station Status 3
and Master
Address”
Fault Diagnostics with the IM 308-B
Summary of Contents for SIMATIC ET 200C
Page 18: ...xviii ET 200C Distributed I O Station EWA 4NEB 812 6119 02b Contents ...
Page 26: ...1 8 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b Configuration ...
Page 44: ...2 18 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b ET 200C Configuration Options ...
Page 68: ...3 24 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b ET 200C Components ...
Page 202: ...10 4 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b General Technical Specifications ...
Page 226: ...11 24 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b Digital Modules ...
Page 270: ...12 44 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b Analog Modules ...
Page 280: ...13 10 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b Other ET 200C Components ...
Page 310: ...C 4 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b Safety Related Guidelines ...
Page 318: ...Glossary 8 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b Glossary ...
Page 324: ...Index 6 ET 200C Distributed I O Station EWA 4NEB 812 6119 02b Index ...