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Is it possible to increase the maximum number of Input & Output in DFB?

Issue

Need to increase the number of Input Data // Output Data // Input/Output Data // Number of Interface beyond 32 for both EFB and DFB.

Product Line

EcoStruxure Control Expert

Resolution

Input Data / Output Data / Input/Output Data / Number of Interfaces is limited to 32.

In case of needing an optimization of variables, please, find below the recommended best practices to perform in your application:

Creation of DDT to standarize and decrease the number of variable, improving the located variables memory consumption.
Creation of ARRAY of both standard variable type and DDT.

Released for: Schneider Electric Singapore

Published on:12/01/2026Last Modified on:12/01/2026

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