Description
Introduction
The ABB Tacteo KNX Control Element 2/4-gang (TB/U2.7.1-CG) is a premium, individually configurable glass control element designed for modern KNX building automation systems. Featuring an ultra-flat design and a high-quality capacitive glass surface, this sensor enables sophisticated control over essential room functions, including lighting, blinds, heating, and custom scenes. This device is part of our KNX system devices range.

Built with an integrated KNX bus coupler for direct connection to KNX Twisted Pair (TP) networks, the device incorporates proximity and ambient light sensors to dynamically manage backlighting and LED status feedback. System integrators and designers can customize icons and labeling via the web-based ABB Tacteo configurator to meet exact project specifications.
Key Features
- Touch Interface: Capacitive glass surface with 2 / 4 multi-function channels.
- Bus System: KNX (TP) operating at 21 … 30 V DC via KNX bus line.
- Visual Feedback: Multi-color RGB status LEDs for operation and status feedback.
- Sensors: Built-in proximity sensor and ambient light sensor.
- Customization: Configurable surface icons and text via the ABB Tacteo web configurator.
- Mounting & Rating: Flush-mounted installation with IP20 degree of protection.
- Operating Temperature: Designed for performance from -5 °C to +45 °C.
- Order Identification: Order code 2CKA006300A1580.
Benefits
- Capacitive Glass Surface: Features an ultra-flat, capacitive glass touch interface supporting up to 4 independent function zones.
- Integrated KNX Bus Coupler: Connects directly to the KNX TP bus line without requiring a separate bus coupler unit.
- Smart Proximity & Brightness Sensing: Automatically illuminates backlighting as a hand approaches and dynamically adjusts status LED intensity according to room ambient light.
- Multi-Function Zone Control: Supports flexible configuration for switching, dimming, blind/shutter positioning, scene management, and value sending.
- Anti-Theft Protection: Includes removal and anti-theft protection features to secure hardware in public and commercial installations.
Technical Specifications
Applications
- Commercial & Residential Room Control: Simplifies intuitive operation of room lighting, shading, and HVAC functions via customizable touch zones.
- Automated Scene Execution: Enables one-touch scene triggers and value sending across KNX-integrated building control networks.
- Flush-Mounted Architectural Installations: Blends with modern interiors in high-end office spaces, hotels, and modern residential developments.
Installation Notes
- Flush-mounted installation operating within an ambient temperature range of -5 °C to +45 °C with an IP20 protection rating.
- Connects directly to the 21 … 30 V DC KNX TP bus line using its integrated bus coupler.
- Design and configure custom icon graphics and text labeling using the web-based ABB Tacteo configurator tool before order placement.
Developer Resources
- ABB Tacteo Web Configurator: Web-based tool used to define custom touch zone layouts, icon graphics, and text labeling.
- Official Documentation: Consult ABB official documentation for order code 2CKA006300A1580 for parameter settings and ETS application details.
FAQ
What is the order code for the ABB Tacteo TB/U2.7.1-CG?
The official order code for the ABB Tacteo TB/U2.7.1-CG is 2CKA006300A1580. Explore more ABB KNX products for professional building automation projects.
How does the device connect to the KNX bus line?
It features an integrated KNX bus coupler, allowing direct connection to the KNX (TP) twisted-pair bus line operating at 21 … 30 V DC. For certificates and current technical files, refer to the official ABB documentation.
What functions can be programmed to the touch points?
The 2/4 multi-function touch zones can be configured for switching, dimming, blind/shutter control, scene selection, and value sending.
How do the built-in sensors enhance operation?
The integrated proximity sensor turns on backlighting as a hand approaches, while the ambient light sensor automatically adjusts LED brightness relative to ambient room light.
What is the exact product model?
The order/model code for this page is TB/U2.7.1-CG. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
Conclusion
The ABB Tacteo KNX Control Element 2/4-gang (TB/U2.7.1-CG) offers a sophisticated combination of capacitive glass design and integrated KNX functionality. Equipped with proximity sensing, dynamic ambient light adjustment, RGB LED feedback, and robust anti-theft protection, it provides a reliable interface for room automation projects. Installers and system integrators can review our KNX dealer program options.
Verify exact project requirements using order code 2CKA006300A1580 and configure your custom surface design via the official ABB Tacteo web configurator tool.






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