Description
Introduction
The ABB LGS/A1.2 (Order Code: 2CDG120059R0011) is an integrated air quality sensor and room temperature controller designed for modern building automation and HVAC applications. By combining ambient air quality monitoring and temperature control into a single unit, this device provides essential room climate sensing in a practical enclosure. This device is part of our professional KNX panel range.

Engineered for surface-mounted (SM) installation, the LGS/A1.2 allows system integrators and consultants to implement comprehensive environmental monitoring without needing separate physical devices for temperature control and air quality detection.
Key Features
- Integrated ambient air quality sensor
- Room temperature controller functionality
- Surface-mounted (SM) mounting design
- Official ABB Order Code: 2CDG120059R0011
- Designed for HVAC and building automation applications
Benefits
- Combines ambient air quality monitoring and room temperature control into one physical unit.
- Streamlines HVAC and building automation infrastructure by merging key sensor functions.
- Surface-mounted design allows straightforward wall installation across room spaces.
- Helps simplify procurement and design planning with ABB standard hardware quality.
Technical Specifications
Applications
- Ambient air quality and room temperature control in commercial offices and public facilities.
- HVAC climate monitoring and automated room control in integrated smart building projects.
Installation Notes
- Intended specifically for surface-mounted (SM) installation on room surfaces.
- Verify the official ABB order code 2CDG120059R0011 against the project bill of quantities (BOQ) before installation.
Developer Resources
- Consult the official ABB technical documentation and product manual for detailed wiring and parameter setup.
FAQ
What functions are integrated into the ABB LGS/A1.2?
The ABB LGS/A1.2 integrates an ambient air quality sensor and room temperature controller functionality within a single unit. Explore more ABB building automation products for professional building automation projects.
What is the mounting specification for this product?
The device features a surface-mounted (SM) design for direct installation. For certificates and current technical files, refer to the official ABB documentation.
What is the manufacturer order code for the ABB LGS/A1.2?
The official order code for the ABB LGS/A1.2 is 2CDG120059R0011.
What is the exact product model?
The order/model code for this page is LGS/A1.2. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
What is the official product ID?
The official product ID listed for this model is 2CDG120059R0011.
Conclusion
The ABB LGS/A1.2 Air Quality Sensor with Room Temperature Controller (2CDG120059R0011) delivers dual-function ambient monitoring in a surface-mounted form factor. It provides a reliable hardware choice for building automation and HVAC room management. Installers and system integrators can review our installer purchasing support options.








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