Is there system words available in the M340 to help me troubleshoot the READ_VAR and WRITE_VAR communication block? | Schneider Electric Saudi Arabia

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Is there system words available in the M340 to help me troubleshoot the READ_VAR and WRITE_VAR communication block?

There are a few system words to help.

%SW90 provides the maximum number of requests that the PLC can handle.
%SW86 indicates the number of messages being refused. It should always be at 0.

Released for:Schneider Electric Saudi Arabia

Published on:3/2/2016Last Modified on:11/5/2021

Range:

Modicon M340

Range:

Modicon M340