I--- Qelectrotech Siemens Library - -
QElectroTech (QET) is a powerful, open-source software used to create electrical, pneumatic, and hydraulic diagrams, featuring a growing community-driven library of Siemens components. While QET does not have a single "official" Siemens-only library, it includes many Siemens elements in its default collection and allows users to import or create custom Siemens PLC and automation symbols. The QElectroTech Siemens Library Ecosystem
QElectroTech organizes its massive collection of over 8,000 symbols into tiered collections that provide access to Siemens hardware.
Official QET Collection: This built-in, read-only library includes standard industrial symbols like motors, switches, and contactors compatible with Siemens specifications.
User & Community Contributions: The QElectroTech Forum is the primary hub for downloading specific Siemens libraries, such as the S7-1200 PLC series, which includes detailed elements for modules like the 1214C and 1215C.
Custom Siemens Element Creation: Users can utilize the built-in Element Editor to design proprietary Siemens components that are not yet in the official database, saving them in the XML-based .elmt format. Key Features for Siemens Projects
QET is designed to handle the complexity of industrial automation projects that frequently use Siemens hardware.
PLC Symbol Precision: Dedicated Siemens PLC symbols often feature standardized terminal spacing (often 40 to 60 units) to ensure clear legibility in high-density schematics.
Project Management: You can group multiple Siemens-related schematics into a single project, which automatically generates a Bill of Materials (BOM) in spreadsheet format for easy procurement.
Cross-Platform Flexibility: The software and its libraries are available for Windows, Mac OS, and Linux, ensuring compatibility across different engineering environments. How to Add Siemens Elements to Your Library i--- Qelectrotech Siemens Library -
To expand your QElectroTech library with Siemens-specific parts, follow these steps:
Search the Forum: Visit the Elements section of the QET Forum to find user-contributed Siemens packages (e.g., S7-1500, LOGO! modules).
Import Elements: Download the .elmt files and place them into your local user_elements folder.
Use the Collections Panel: Open QET and navigate to Settings > Display > Collections to see your newly added Siemens components alongside the default library.
Drag and Drop: Simply drag the Siemens symbol from the collection panel directly onto your drawing workspace. QElectroTech: Welcome, presentation
Siemens Library QElectroTech (QET) is a collection of standardized symbols and components specifically designed for representing
automation hardware in electrical diagrams. This library is part of the broader official elements collection
and includes elements for PLCs, HMI panels, and other industrial automation modules. QElectroTech Key Features of the Siemens Library Standardized Construction QElectroTech (QET) is a powerful, open-source software used
: The community has established specific rules for Siemens elements, such as a fixed height of 250 units
, with widths varying by module type to ensure visual consistency across different projects. Detailed I/O Mapping
: Symbols often include detailed cabling information, including power supply connections and communication ports like MPI or Profibus. PLC Integration : The library provides complex symbols for SIMATIC S7
series (S7-300, S7-1200, S7-1500), including master/slave and next/previous localization features for tracking signals across multiple folios. HMI and Visualization : Elements for SIMATIC WinCC
unified systems and panels are frequently updated within the collection. Siemens SiePortal Managing Library Elements Share the elements library (Page 1) - QElectroTech
QElectroTech (QET) is a free, open-source CAD/CAE software designed for creating professional electrical, hydraulic, and pneumatic diagrams. The Siemens Library in QET refers to a collection of pre-made symbols and component representations (elements) specifically modeled after Siemens industrial hardware, such as S7-1200 PLCs, contactors, and power supplies. 1. Integration and Access
QElectroTech organizes its assets into three main collections:
QET (Common) Collection: The default, read-only library included with the software installation. Vendor-specific folders, including Siemens components, are typically found under categories like Automatisme or Electric > Allpole. File structure:
User Collection: This is where you can manually add or import custom Siemens elements downloaded from community forums or official repositories.
Project Collection: Automatically stores a copy of every element used within a specific project to ensure portability. 2. Finding Siemens Components
Because QET has an active community, many Siemens-specific elements are contributed by users and included in newer releases.
Navigation: You can find these by navigating the Elements Panel (usually on the left) and using the Filter tool to search for keywords like "Siemens" or "S7".
S7-1200 Series: High-demand elements like the Siemens S7-1200 PLC variants (e.g., 1212C, 1214C) are frequently shared on the QElectroTech Forum as .elmt files. 3. Adding New Siemens Elements
If a specific Siemens part is missing, you have several options for adding it: Online manual for QElectroTech 0.4
2. Understanding QET’s Element System
- File structure:
.elmt(elements) vs.qet(projects). - The "Collection" system: How to organize by brand.
- Standard elements vs. Macros.
How to Install the Siemens Library
QElectroTech makes adding new elements relatively straightforward. Here is how you can get the Siemens collection running in your project:
5. Need a Specific Library?
Search directly on the official Siemens support page with the exact part number or library name:
- Go to support.industry.siemens.com
- Search for:
"Library" + device type(e.g., “Library S7-1200 communication”) - Filter by “Software” and “Downloads”.
Would you like a step-by-step guide for TIA Portal library creation or how to import Siemens CAD parts into EPLAN/QElectroTech? Please clarify the exact software and use case.
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How to Create a Siemens PLC Macro in QET
- Open Element Editor: Press
Ctrl + E. - Draw the outline: Use the rectangle tool. Input the exact dimensions of a Siemens module (e.g., 35mm width for an ET200SP).
- Add Terminals: This is crucial. For a
6ES7134-6JF00-0CA1(Analog input):- Create 4 dynamic text fields:
%macro_terminal1,%macro_terminal2. - Label them "U1", "I1", "COM".
- Create 4 dynamic text fields:
- Informations: Go to
Element>Properties. Fill in:- Reference:
6ES7134-6JF00-0CA1 - Manufacturer:
Siemens AG - Description:
AI 4xI 2/4-wire
- Reference:
- Save: Navigate to your
Siemens/ET200SPfolder. Save asAI_4xI. elmt. - Refresh Index: Click the green refresh arrow (the "i" in the toolbar).