User documentation of the development environment
logi.CAD 3 is an integrated development environment by logi.cals for programming a wide variety of →PLCs (Programmable Logic Controllers). logi.CAD 3 provides comfortable editors for the IEC programming languages →ST (Structured Text) and →FBD (Function Block Diagram).
It is possible to create applications in logi.CAD 3 according to the industry standard IEC 61131-3. In this case, knowledge about this IEC-standard is essential (see glossary item →IEC 61131-3 for links to sources).
This user documentation is valid for logi.CAD 3 version 3.23.0.
Copyright © logi.cals GmbH. All rights reserved. 2013 – 2023
Content of this user documentation
Where to start |
Details to know |
The dos and don'ts when working Release notes: |
Reference documentation with information about the following →features:
More features might be provided in your used logi.CAD 3product version. The following features are not provided in all variants of logi.CAD 3: |
Good to know |
Legal information |
Troubleshooting and FAQ |
Getting support and help
If you cannot find the requested information in this user documentation at all, contact the support team of logi.cals.
Up-to-date informationen within online-version
Please check the online-version (provided under http://help.logicals.com/) whether new pieces of information have been added since this user manual (as PDF/HTML/Word) has been published; e.g. the release notes quote new problems or there are new articles in the troubleshooting- or FAQ-section.
The online-version of the release notes for logi.CAD 3 is available under: https://help.logicals.com/lco3docu/latest/user-documentation/de/release-notes-fuer-version – Use the version picker (above the
table of contents) to switch to the relevant version of
logi.CAD 3.
Typographical conventions
The following conventions are applied within this documentation in the interest of improving readability:
Bold |
names of commands, buttons etc. within logi.CAD 3 and/or emphasizing important text passages |
Italics |
variable information in a term |
Monospace |
files/folders, user input or output of logi.CAD 3 |
→term |
reference to glossary item |
Hints in this documentation are presented as follows:
Title of a warning
This is a warning that the reader/user must know/observe for fault prevention and/or detection. This hint is used for restrictions, limitations, deviations or similar.
Title of a note
This is a note that the reader/user should be aware of. This hint is used for important information. Knowing the note helps to avoid problems during an operation.
In addition, the symbol is used to indicate important information. The symbol is usually used in paragraphs, bulleted lists and/or numbered lists.
Title of an information
This is a piece of information that the reader/user should know. This hint is used for helpful information that helps the user to understand the operation (e.g. of a function).
In addition, the symbol is used to indicate helpful information. The symbol is usually used in paragraphs, bulleted lists and/or numbered lists.
This is a piece of background information about the current function or information pointing out additional functions/features in the context of the current function. Usually. such a piece of information appears at the end of a description or after a bulleted or numbered list.
References in the PDF file are enhanced by the text "(→P#)" with # being the number of the page where the appertaining description starts.
Example: Tutorials