Commissioning and Diagnostics
7-13
ET 200S IM 151-7 CPU Interface Module
A5E00058783-04
Event identification
The table below indicates how the DP master or the IM 151-7 CPU of the ET 200S
identifies changes in operating mode and interruptions in user data transfer.
Table 7-6 Responses to operating mode changes and interruptions in user data transfer in the DP
master and the ET 200S with the IM 151-7 CPU as an I slave
What happens ...
Event
in the DP master in the IM 151-7 CPU
Bus interruption
(short-circuit,
connector
removed)
OB 86 is called with the message
Station failure
(incoming event;
diagnostic address of the
IM 151-7 CPU)
With I/O access to transfer area:
OB 122 is called
(I/O access error)
OB 86 is called with the message
Station failure
(incoming event; diagnostic address
of the IM 151-7 CPU)
With I/O access to transfer area:
OB 122 is called
(I/O access error)
ET 200S:
RUN → STOP
OB 82 is called with the message
Faulty module
(incoming event;
diagnostic address of the
IM 151-7 CPU; variable
OB82_MDL_STOP=1)
–
ET 200S:
STOP → RUN
OB 82 is called with the message
Module ok.
(outgoing event;
diagnostic address of the
IM 151-7 CPU;
variable OB82_MDL_STOP=0)
–
DP master:
RUN → STOP
– OB 82 is called with the message
Faulty module
(incoming event;
diagnostic address of the
IM 151-7 CPU; variable
OB82_MDL_STOP=1)
DP master:
STOP → RUN
– OB 82 is called with the message
Module ok.
(outgoing event;
diagnostic address of the
IM 151-7 CPU; variable
OB82_MDL_STOP=0)
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