Danfoss MCA 123 POWERLINK Operating Instructions Manual page 14

Configure the Master
3. Select [Danfoss FC 302].
4 4
Illustration 4.5 Select Controller Module
Danfoss FC Series is inserted in the POWERLINK master
system.
4. Configure the I/O configuration, right click on the
Danfoss Icon and select [Open I/O Configuration].
Illustration 4.6 I/O Configuration
5. By default the POWERLINK option does not have
any process data assigned to its I/O mapping.
This is done by selecting the channels (FC
Parameter) as read or write. By selection the [+]
sign in front of the channel menu, the list is
expanded and the parameters can be selected. In
this example following has been selected:
•
•
•
•
12
MCA 123 POWERLINK Operating Instructions
Object 2690 fieldbus control word 1
Object 2692 fieldbus reference 1
Object 2643 status word
Object 2645 main actual value
MG92C102 - VLT
Illustration 4.7 Select Parameters
NOTE
Make sure that maximum ten channels are selected in
each direction; or the PLC enters into an endless restart of
the network.
6. The POWERLINK configuration does now contain
the Danfoss FC Series frequency converter as its
slave and communicates with the four words. The
final step is to map the I/Os to PLC variables,
which is done in the I/O mapping. This is selected
via a right click on the [Danfoss FC 302] icon and
select [Open I/O Mapping].
Illustration 4.8 Mapping the I/Os ot the PLC Variables
The mapping can now be done directly to previous
defined variables.
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