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 - Siemens SIMATIC ET 200S Manual

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
Event
S
Bus interruption
(short-circuit,
connector
removed)
S
S
ET 200S:
RUN → STOP
S
ET 200S:
STOP → RUN
DP master: –
RUN → STOP
DP master: –
STOP → RUN
ET 200S IM 151-7 CPU Interface Module
A5E00058783-04
in the DP master
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 82 is called with the message
Faulty module
(incoming event;
diagnostic address of the
IM 151-7 CPU; variable
OB82_MDL_STOP=1)
OB 82 is called with the message
Module ok.
(outgoing event;
diagnostic address of the
IM 151-7 CPU;
variable OB82_MDL_STOP=0)
Commissioning and Diagnostics
What happens ...
in the IM 151-7 CPU
S
OB 86 is called with the message
Station failure
(incoming event; diagnostic address
of the IM 151-7 CPU)
S
With I/O access to transfer area:
OB 122 is called
(I/O access error)
–
–
S
OB 82 is called with the message
Faulty module
(incoming event;
diagnostic address of the
IM 151-7 CPU; variable
OB82_MDL_STOP=1)
S
OB 82 is called with the message
Module ok.
(outgoing event;
diagnostic address of the
IM 151-7 CPU; variable
OB82_MDL_STOP=0)
7-13