Siemens ET 7Y Series Spezifikationen PDF herunterladen (Seite 95)

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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