Description
Introduction
The ABB DG/S2.64.5.1 is a premium 2-fold MDRC KNX Gateway for controlling DALI or DALI-2 devices via ABB i-bus® KNX. It is a Single-Master DALI Controller certificated according to DALI-2 EN 62386 and is listed with Product ID 2CDG110274R0011.

Designed for professional KNX lighting projects, the DG/S2.64.5.1 provides two DALI outputs for up to 2×64 DALI participants with integrated DALI power supply. Control and status feedback are carried out via KNX per DALI participant, with lighting groups, broadcast control, and scenes.
Key Features
- Brand: ABB
- SKU / Extended Product Type: DG/S2.64.5.1
- Product ID: 2CDG110274R0011
- Catalog description: DG/S2.64.5.1 DALI Gateway, Premium, 2-fold, MDRC
- Communication interface: DALI interface
- Compatible bus systems: KNX (TP) DALI
- Number of outputs: 2
- Software updateable: Yes; manual operation: Yes
Benefits
- Supports structured KNX-to-DALI lighting control through ABB i-bus® KNX for projects using DALI or DALI-2 devices.
- Provides two DALI outputs for up to 2×64 DALI participants, enabling larger lighting installations to be organized across two outputs.
- Integrated DALI power supply simplifies gateway-based DALI line planning within the verified product scope.
- Enables control and status feedback via KNX per DALI participant, per lighting group, together in broadcast, or per scenes.
- Supports DALI device type DT1 self-contained emergency converters according to EN 62386-202 and DT8 colour temperature Tc and RGB(W) according to EN 62386-209.
- Provides extensive fault and error messages for diagnostic visibility in professional KNX lighting systems.
- Allows diagnostic use and individual DALI address or group assignment changes with the separate ABB i-bus® Tool.
Technical Specifications
Applications
- KNX projects requiring control of DALI or DALI-2 lighting devices through ABB i-bus® KNX.
- Lighting installations using up to 2×64 DALI participants across two DALI outputs.
- Projects requiring KNX feedback, lighting groups, broadcast control, and scene-based DALI operation.
- Applications using supported DT1 emergency converters or DT8 colour temperature Tc and RGB(W) DALI devices.
- Installations where DALI gateway diagnostic functions, fault messages, or DALI address and group assignment review are required.
Installation Notes
- Verify that the specified product line item matches ABB DG/S2.64.5.1 and Product ID 2CDG110274R0011 before ordering or installing.
- Use the official ABB instructions and manuals reference 2CDG941225P0002 for installation, commissioning, and parameterization guidance.
- Plan the KNX and DALI topology according to the verified capability of two DALI outputs for up to 2×64 DALI participants.
- Use ABB i-bus® Tool where diagnostic use or individual change of DALI address or group assignment is required.
- The listed degree of protection is IP20; suitability for the installation environment must be checked against the official documentation and project requirements.
Developer Resources
- Manufacturer product page: https://new.abb.com/products/en/2CDG110274R0011/dg-s2-64-5-1
- Instructions and Manuals reference: 2CDG941225P0002
- Declaration of Conformity – CE reference: 2CDK507179D2701
- ABB i-bus® Tool is available for diagnostic use and individual change of DALI address or group assignment.
- KNXbazzar ABB brand page: https://knxbazzar.com/knxshop/?brand=abb
- KNX Gateway category: https://knxbazzar.com/product-category/knx-gateway/
FAQ
What is the ABB DG/S2.64.5.1 used for?
The ABB DG/S2.64.5.1 is used to control DALI or DALI-2 devices via ABB i-bus® KNX. It is a Single-Master DALI Controller certificated according to DALI-2 EN 62386. Explore more products from ABB for professional building automation projects.
How many DALI outputs does DG/S2.64.5.1 provide?
The device provides two DALI outputs for up to 2×64 DALI participants. For certificates and current technical files, refer to the official ABB product page.
Does the ABB DG/S2.64.5.1 include a DALI power supply?
Yes. The product description states that the DALI power supply is integrated.
Which DALI device types are specifically supported?
The product supports DALI device type DT1 self-contained emergency converters according to EN 62386-202 and DT8 colour temperature Tc and RGB(W) according to EN 62386-209. Other DALI devices, for example DT6, can be controlled via standard DALI commands according to EN 62386-102.
Which software tool is referenced for diagnostics and DALI addressing?
ABB i-bus® Tool is referenced for diagnostic use and for individual changes of the DALI address or group assignment.
What is the exact product model?
The order/model code for this page is DG/S2.64.5.1. Match it against project documents before purchase.
Conclusion
The ABB DG/S2.64.5.1 is a premium 2-fold MDRC DALI Gateway for ABB i-bus® KNX projects requiring DALI or DALI-2 control, status feedback, scenes, diagnostics, and support for selected DALI emergency and colour-control device types. Installers and system integrators can review our become a KNX dealer options.
For reliable procurement, match the exact SKU DG/S2.64.5.1, Product ID 2CDG110274R0011, and official ABB documentation references against the project BOQ before ordering.








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