8-19
ET 200C Distributed I/O Station
EWA 4NEB 812 6119-02b
The STEP 5 program is programmed as follows:
STL
Explanation
A DB 10
L DW 3
L KH 0700
!=F
BEB
SPA FBx
Call data block (here: DB 10)
Load diagnostics word ”header and
device-related diagnostics”
No fault?
Evaluate fault in FBx.
The structure of the diagnostics word for header and device-related diagnos-
tics (in our example DW 3) for the ET 200C; DI 16/DO 16
DC 24V is as
follows:
Diagnostics Word ”Header and Device-related Diagnostics”
for Digital ET 200C Modules
7
6
5
4
3
2
1
0
7 6
5
4
3
2
1
0
DL n + 3
”Header”
DR n + 3
”Dev.-rel. Diagnostics”
Bits are
always
”0”
Length of device-
related diagnostics
including header
(length = 7 bytes)
0
0
0
0
0
1
1
1
Output ”0...3”
defective
Output ”4...7”
defective
Output ”8...11”
defective
Output ”12...15”
defective
Input ”0...3” de-
fective
Input ”4...7” de-
fective
Input ”8...11”
defective
Input ”12...15”
defective
Figure 8-5
Structure of the Diagnostics Word ”Header and Device-related
Diagnostics” of ET 200C; DI 16/DO 16
DC 24V
Read
Device-related
Diagnostics
Structure: Header
and Device-related
Diagnostics for
16 DI/16DO
Fault Diagnostics with the IM 308-C
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 ...