This article is a reference for EcoStruxure Control Expert LL984 Editor Reference Manual.

The Schneider Electric EcoStruxure Control Expert (formerly known as Unity Pro) is a programming environment for Modicon PLC such as Modicon M340, M580 and M580 Safety, Momentum, Premium, Quantum. You are able to develop PLC logic using any of programming languages defined in IEC 61131-3, which are as liseted below.

  • Ladder diagram (LD)
  • Function block diagram (FBD)
  • Structured text (ST)
  • Instruction list (IL)
  • Sequential function chart (SFC)

EcoStruxure Control Expert LL984 Editor Reference Manual
This document is a reference material for the Schneider Electric EcoStruxure Control Expert programming environment also called LL984 Editor.
You can find the link to download the PDF copy of this document below. The document is titled EcoStruxure Control Expert LL984 Editor Reference Manual.
EcoStruxure Control Expert LL984 Editor Reference Manual

EcoStruxureControl Expert System Block Library Original instructions
This technical document is a reference material that describes and illustrates the functions of the System library function blocks.
You can find the link to download the PDF copy of this document below. The document is titled EcoStruxureControl Expert System Block Library Original instructions.
EcoStruxureControl Expert System Block Library Original instructions

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