Description
Introduction
ABB AA/S4.1.2 is a KNX analogue actuator in the ABB KNX product range, catalog described as AA/S4.1.2 Analogue Actuator, 4-fold, MDRC. It converts KNX telegrams into voltage signals of 0…10V or current signals of 0…24mA. Explore more ABB KNX products for professional building automation projects.

These analogue output signals are used to influence regulatory processes. According to the product data, devices for heating, air conditioning or ventilation applications can be adjusted in their operation depending on information transmitted via the bus system.
Key Features
- Brand: ABB
- SKU: AA/S4.1.2
- Extended Product Type: AA/S 4.1.2
- Product ID: 2CDG110202R0011
- Catalog Description: AA/S4.1.2 Analogue Actuator, 4-fold, MDRC
- Number of Outputs: 4
- Degree of Protection: IP20
- Manual Operation: No
Benefits
- Provides four analogue outputs for KNX-based control tasks where analogue voltage or current signals are required.
- Converts KNX telegrams into 0…10V voltage signals or 0…24mA current signals for regulatory processes.
- Supports heating, air conditioning and ventilation applications described for this analogue actuator.
- DIN rail MDRC format supports use in professional electrical distribution and automation cabinets.
- ABB i-bus Tool is supported for advanced diagnosis and improved commissioning.
- Compatible bus system is listed as KNX (TP), matching KNX project specifications that require this bus system.
Technical Specifications
Applications
- KNX installations requiring analogue output signals derived from KNX telegrams.
- Heating applications where operation is adjusted based on information transmitted via the bus system.
- Air conditioning applications using analogue voltage or current signals for regulatory processes.
- Ventilation applications where analogue output signals are required for adjustment through the bus system.
Installation Notes
- Use the exact ABB SKU AA/S4.1.2 and Product ID 2CDG110202R0011 when matching the device against a BOQ, panel schedule or procurement list.
- Refer to ABB Instructions and Manuals document 2CDG941177P0003 before installation, commissioning or handover.
- Confirm that the project requires four analogue outputs and output signal types of 0…10V or 0…24mA.
- Note that Manual Operation is listed as No and Number of Batteries is listed as 0.
- Verify IP20 suitability and KNX (TP) bus-system requirements against the project documentation.
Developer Resources
- Manufacturer product URL: https://new.abb.com/products/en/2CDG110202R0011/aa-s-4-1-2
- Instructions and Manuals: 2CDG941177P0003
- Declaration of Conformity – CE: 2CDK505167D2701
- EAN: 4016779962377
- ETIM 9: EC001096 – Analogue actuator for bus system
- Replaced Product ID (OLD): 2CDG120005R0011
- KNXbazzar ABB products: https://knxbazzar.com/knxshop/?brand=abb
- KNX Actuators category: https://knxbazzar.com/product-category/knx-actuators/
FAQ
What is the ABB AA/S4.1.2 used for?
ABB AA/S4.1.2 converts KNX telegrams into analogue voltage signals of 0…10V or current signals of 0…24mA. These signals are used to influence regulatory processes such as heating, air conditioning or ventilation applications. For certificates and current technical files, refer to the official product documentation.
How many outputs does ABB AA/S4.1.2 have?
The product data lists Number of Outputs as 4.
Which bus system is listed for ABB AA/S4.1.2?
The compatible bus system is listed as KNX (TP).
Does ABB AA/S4.1.2 support manual operation?
No. Manual Operation is listed as No in the product data.
Which official document should be checked before procurement or installation?
The Instructions and Manuals reference listed for this product is 2CDG941177P0003. The manufacturer product URL is also provided for official product verification.
What is the exact product model?
The order/model code for this page is AA/S4.1.2. Match it against project documents before purchase.
Conclusion
ABB AA/S4.1.2 is a 4-fold KNX analogue actuator for projects that need KNX telegrams converted into 0…10V or 0…24mA analogue output signals. Installers and system integrators can review our KNX dealer program options.
For accurate procurement, verify the SKU AA/S4.1.2, Product ID 2CDG110202R0011, output count and official ABB documentation against the project BOQ before ordering.








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