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Diagnosis alarm from EM 143-DESINA modules
7
6
5
4
Byte x+4
0
0
Parameters not assigned to module
Parameterization error
7
Byte x+5
Bytes x+6 to x+7: are not used
7
Byte x+8
7
Byte x+9
7
Byte x+10
7
6
5
4
Byte x+11
:
Diagnostic event on channel 7 of module
7
6
5
4
Byte x+12
0 0
0
Channel 0
External fault
(sensor/actuator fault or break in wiring)
Byte x+13: Assignment for channel 1 as for byte x+12
Byte x+14: Assignment for channel 2 as for byte x+12
:
Byte x+19: Assignment for channel 7 as for byte x+12
Figure 5-15
Structure from Byte x+4 for diagnosis alarm of EM 143-DESINA modules
In channel-specific diagnostics, a diagnostic interrupt from the EM 143-DESINA
expansion module leads to error type 11010
ET 200X Distributed I/O Device
EWA 4NEB 780601602-06
3
2
1
0
Module malfunction, i. e. a problem has been detected
Internal fault in module
External error: Module no longer addressable
Channel fault in module
0
1F
: Module class, digital module
H
0
7A
: DESINA module with parameterized I/O channels
H
0
08
: Length of channel-specific diagnosis
H
0
08
: Number of channels per module
H
3
2
0
1
Diagnostic event on channel 0 of module
Diagnostic event on channel 1 of module
:
3
2
1
0
Diagnostic events for channel 0
0 0 0
0
Commissioning and Diagnostics
(see Table 5-20).
B
5-47
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