Commissioning and Diagnostics
6-4
Distributed I/O Device ET 200M
EWA-4NEB780600602-06
6.1.2 Startup of the IM 153-1
Switch on the supply
voltage for the DP slave
The ”ON” and ”BF” LEDs
come on
Does the configuration
No
DP slave sets outputs to ”0” and accepts
the set PROFIBUS address
DP slave receives configuration
data from the DP master
data match the
actual configuration?
Yes
Desired
config.0actual
config.
See Figure 6-2
The ”BF” LED goes out; inputs and
outputs are enabled; data transfer is
possible
Figure 6-1 Startup of the IM 153-1
Yes
Is the DP slave
configured for module change
during operation?
No
Data transfer only takes
place with modules that
correspond to the desired
configuration (other
modules or missing
modules are reported by
the IM 153-1 in the
module diagnosis)
Switch off supply
voltage
Match configuration
data to configuration or
vice versa
Desired config.0actual
config.? (continued from
Figure 6-1)
Figure 6-2 Startup behavior in the case of module change during operation
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