Opening LSC Files

The LSC file type is primarily associated with LOGO!Soft Comfort.

LSC	File extension: LSC
	File type:	configuration file

What is an LSC file

LSC files mostly belong to LOGO!Soft Comfort. LSC files serve different roles depending on their source. The most common type is linked to Siemens LOGO! Soft Comfort, which is used to create and manage projects for Siemens LOGO! controllers. These files store the project data and logic settings for automation tasks.
Other variants include:

3D Scene Data: Used by Lightwave3D to store scene configurations. For more details, visit Lightwave3D.

Configuration Files: Employed by Logsign to keep licensed software settings. Additional information is available at Logsign.

Design Files: Some LSC files hold design data in JSON format for Label Live Studio. See Label Live Studio for further info.

Save Files: They can also be Siemens save files or related Litchi save files, using a text encoding like UTF-16.

Lens Studio Config: Certain LSC files store configuration settings for Lens Studio projects. More details can be found at Lens Studio.

FilExt.com tip: Identify the file's origin to open it with the appropriate application. Some variants are text-based and can be viewed in a simple editor, but proper editing often requires the software that created them.

How to open LSC files

You need a suitable software like LOGO!Soft Comfort to open an LSC file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your LSC file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a LSC file directly in the browser:. Just drag the file onto this browser window and drop it.

Online LSC Text Viewer

Choose your .lsc file to analyze

or drag and drop it here

Online File Viewer

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LSC file format details:

If you know the file format, you can also find out how to open or edit the file. Often, the file format can be deduced from the file extension or the initial bytes (called the signature). However, different programs can use the same file extension, and file extensions can be assigned incorrectly. So you need a detailed analysis of a file to find out the format and the associated program. Below you will find our evaluation of the LSC files:

The LSC extension is quite commonly used. The file itself is used by a few programs, each with its own file format. The following file formats are most commonly found in LSC files:

• 55% of all LSC files belong to LOGO!Soft Comfort Circuit. The files are using the common file format Java. This format is used to save Java objects to a file (ex. save game state as file) via object serialization. Such a Java object may contain functions and data like settings, images or videos. If you open these files in a text editor, you will see only illegible characters. The file size is in the range of 33 KB to 240 KB. The file type was developed 10 years ago and is still in use today. The keywords 'DE.siemens.ad.pdraw.figures.BlockFigure, blockFigureSerializedDataVersionZ, fImageHeight100I, fBlockNumberIsVisibleI, fImageWidth100Z and fParameterTextIsVisibleL are typical for these files. The following filename is common: Circuit Diagram1.lsc. These files are often associated with circuit, diagram, standard, control, logo, controller, ducati, light and pump.
• 20% of all LSC files start with the bytes ÝÝeþ crucial for this file format. If you open these files in a text editor, you will see only illegible characters. LSC files can be up to 340 KB in size, but are often around 43 KB - 340 KB.

All other LSC files (25%) have no uniform format, often, for example, JSON, UTF-16 (LE) and ktgxftv. They are often associated with layout. You can get all the details of your LSC file by dragging it onto this page or by clicking the button "Choose your .lsc file to analyze" above.