And the portable version? That’s the killer feature.
Because it is portable, the library travels with you. If you add a custom PLC symbol on your office PC, it saves directly to the USB drive.
She tore off the printout, taped it to the inside of the breaker cabinet door, and whispered to the humming relays, “Fixed.”
"Missing DLL files" error on Windows. Solution: You extracted the folder incorrectly. Ensure you copy the entire directory structure, including the bin , lib , and plugins folders. Portable versions rely on these local dependencies because they don't install to System32 . QElectroTech Portable
In the world of electrical engineering and automation, designing schematics requires powerful tools. While robust desktop software exists, engineers, technicians, and students often need the flexibility to design, edit, or troubleshoot on the go. emerges as the premier open-source solution for this demand, providing a feature-rich electrical CAD application that runs directly from a USB drive without installation.
: Perfect for working on restricted corporate workstations or school computers.
If the software crashes, check the errors.log file inside the portable folder. This is invaluable for debugging damaged schematic files. And the portable version
The portable variant is optimized to boot instantly from a USB flash drive, external hard drive, or local folder.
| Action | Shortcut | |----------------------|-------------------| | New diagram | Ctrl+N | | Open | Ctrl+O | | Save | Ctrl+S | | Wire | Ctrl+Shift+W | | Text | Ctrl+Shift+T | | Conductor (wire) | W | | Select | Space (or Esc )| | Zoom in/out | Ctrl+Mouse wheel | | Undo | Ctrl+Z |
QET comes with a massive, built-in collection of electrical symbols adhering to international standards (ISO, IEC). It includes: Contactors, relays, and circuit breakers. PLC modules and sensors. Pneumatic and hydraulic symbols. 2. Custom Symbol Editor If you add a custom PLC symbol on
Enter . This innovative solution combines the robust features of the QElectroTech (QET) software with the convenience of portability. Whether you are a student, a maintenance technician, or a freelance engineer, this tool allows you to design, edit, and manage electrical schematics on any Windows computer without installing a single file.
What you plan to run it on (Windows, Linux, macOS)? If you need help importing custom symbol libraries ?
Imagine you are on a factory floor troubleshooting a faulty conveyor system. Your company laptop has no CAD software.
Need a free, portable electrical diagram tool? QElectroTech Portable runs from a USB stick. No installation required. Perfect for engineers, students, and technicians on the go.