: Save all existing .pco and .blc files to a secure directory.
[Back Up Existing Projects] ──> [Acquire Latest Installer] ──> [Verify Licensing/Dongle] ──> [Install & Migrate Projects] Step 1: Backup Existing Projects and Custom Libraries
CAREL 1tool Software Updated: Enhancing HVAC/R Programming and Performance
If you're still running an older build, it’s time to see how the latest function blocks and library updates can shave hours off your development time. You can find the latest technical documentation and software activation details on the CAREL Activation Portal
The latest updates to 1tool include expanded and improved function block libraries. These libraries enable faster development times by providing pre-tested, high-performance code blocks for complex functions. This allows engineers to focus on logic rather than basic coding. 2. Improved Real-Time Debugging and Commissioning carel 1tool software updated
: Updated standard modules for HVAC/R applications, including advanced PID control and energy-saving algorithms. Improved Compiler Performance
For more information on the latest version or to request a demo, you can visit the . If you are looking to update your system, I can help you:
Testing code on actual hardware during development can be slow and risky. The 1tool update fixes this with an upgraded simulation suite.
Efficiency and flexibility dictate success in the modern heating, ventilation, air conditioning, and refrigeration (HVAC/R) industry. As buildings become smarter, system integrators require powerful software tools to program increasingly complex control strategies. The CAREL 1tool software platform has long served as a cornerstone development environment for managing CAREL’s programmable controllers, including the pCO system and c.pCO series. : Save all existing
The update represents CAREL's commitment to supporting developers with top-tier tools. By integrating design, debugging, and commissioning into one comprehensive package, 1Tool continues to be an essential tool for creating efficient, reliable HVAC/R solutions in 2026.
The update introduces a redesigned graphical user interface (GUI) built to match the expectations of modern software developers.
1Tool comprises five distinct, yet interconnected, environments.
At the heart of 1tool's efficiency is its library of pre-tested thermodynamic functions. The software update expands and optimizes this repository: These libraries enable faster development times by providing
As CAREL’s legacy development environment, 1tool remains a cornerstone for OEMs and system integrators who need a reliable, integrated suite to manage every phase of a project—from initial design to final field commissioning. Key Enhancements in the Latest 1tool Updates
: Simplified mapping for external third-party devices.
: Drag-and-drop windows to customize your development layout.