Description
Introduction
The ABB ABL/S2.1 Application Unit Logic (Product ID: 2CDG110073R0011) is an MDRC logic component designed for KNX (TP) bus systems. It enables the development of complex logical functions within a KNX installation directly through a graphical user interface as an ETS plug-in starting from ETS3, requiring no additional external software. This device is part of our KNX system components range.

Powered directly from the KNX bus line, the unit eliminates the need for an additional auxiliary power supply. It offers comprehensive logical processing capability, featuring 50 logical elements, 50 gates, 30 timer modules, 10 comparators, 200 worksheets, 250 markers, and up to 254 inputs and outputs.
Key Features
- Extended Product Type: ABL/S 2.1 (Product ID: 2CDG110073R0011, EAN: 4016779652643).
- 50 Logical Elements: Supports AND, OR, and 1ofN logic functions.
- 50 Uni- and Bidirectional Gates: Facilitates signal routing across KNX logic configurations.
- 30 Timer Modules: Includes On-/Off delay, impulse duration, and stairway light controller functionality.
- 10 Comparators: Performs conditional logic evaluations based on input values.
- Storage & Structure: Offers 200 worksheets, 250 markers, and 254 inputs and outputs.
- IP20 Enclosure: Designed with an IP20 degree of protection for standard cabinet placement.
- No Battery Requirement: Maintenance-free operation requiring zero batteries and no manual operation controls.
Benefits
- Bus-Powered Operation: Powered directly from the KNX bus line, eliminating the need for an auxiliary external power supply.
- Integrated ETS Configuration: Functions via a graphical user interface as an ETS plug-in from ETS3, requiring no extra software installation.
- Versatile Logic Architecture: Integrates 50 logical elements (AND, OR, 1ofN), 50 gates, 10 comparators, and 30 timer modules.
- High Capacity Configuration: Supports 200 worksheets, 250 markers, and up to 254 inputs and outputs for multi-faceted logic structures.
- Standardized Compliance: Certified under KNX Certificate 9AKK105710A0014 and CE Declaration 2CDK509046D2701.
Technical Specifications
Applications
Complex KNX Building Automation Logic: Combining AND/OR/1ofN logic functions, timers, and comparators to handle dynamic automation tasks across KNX (TP) networks. Explore more ABB KNX products for professional building automation projects.
Stairway and Delay Timing Control: Utilizing the 30 built-in timer modules for impulse duration, stairway lighting control, and delay switching functions.
Installation Notes
- Mounting and Protection: Built as a Modular DIN Rail Component (MDRC) with an IP20 degree of protection; intended for installation within standard distribution boards.
- Bus Connection and Power: Connects directly to the KNX (TP) bus line, which powers the device. No auxiliary power supply or batteries are required.
Developer Resources
- Instructions and Manuals Document: 2CDG941030P0004
- CE Declaration of Conformity: 2CDK509046D2701
- KNX Certificate: 9AKK105710A0014
- ETIM 9 Classification: EC000676 – Logic component for bus system
FAQ
Does the ABB ABL/S2.1 require an external power supply?
No, the device is powered directly from the KNX bus line and requires no additional external power supply or batteries. For certificates and current technical files, refer to the official ABB documentation.
What software is needed to program the ABB ABL/S2.1?
No additional software is required. Configuration is done using a graphical user interface as an ETS plug-in starting from ETS3.
What timer functions are available in the device?
The module includes 30 timer modules featuring On-/Off delay, impulse duration, and stairway light controller capabilities.
What is the degree of protection and manual control availability for this module?
The module has an IP20 degree of protection and does not feature manual operation controls.
What is the exact product model?
The order/model code for this page is ABL/S2.1. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
Conclusion
The ABB ABL/S2.1 Application Unit Logic (2CDG110073R0011) delivers robust logic processing capability for KNX (TP) systems. Featuring direct bus power, IP20 protection, and comprehensive logic elements integrated via an ETS plug-in, it provides reliable automation processing for building control projects. Installers and system integrators can review our become a KNX dealer options.








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