Description
Introduction
The ABB MG/S11.100.1.1 is a Modbus RTU-KNX TP Gateway for integrating Modbus RTU server devices with KNX installations at field level. It supports standard KNX data points and up to 100 Modbus data points, making it a defined gateway option for projects where Modbus data must be exchanged with a KNX installation.

Commissioning is carried out with ETS. ABB also provides an optional, free-of-charge ETS-App, DCA, to facilitate configuration by enabling export and import of Modbus-KNX mapping as templates, with Modbus templates available for download from a database. Auxiliary voltage is not required.
Key Features
- Brand: ABB.
- SKU / Extended Product Type: MG/S11.100.1.1.
- Product ID: 2CDG120089R0011.
- Catalog description: MG/S11.100.1.1 Modbus RTU-KNX TP Gateway, 100 Points, MDRC.
- Compatible bus system listed: Modbus.
- Product range: KNX.
- Number of LEDs: 2.
- Software updateable: Yes.
Benefits
- Integrates Modbus RTU server devices with KNX installations at field level.
- Supports standard KNX data points for structured data exchange within a KNX project.
- Handles up to 100 Modbus data points, supporting clearly scoped gateway integration in the bill of quantities.
- Commissioning with ETS supports established KNX engineering workflows.
- Optional free-of-charge ETS-App DCA can simplify configuration by supporting template-based export and import of Modbus-KNX mapping.
- Auxiliary voltage is not required, as stated in the provided product description.
Technical Specifications
Applications
- KNX projects requiring integration of Modbus RTU server devices at field level.
- Installations where up to 100 Modbus data points need to be mapped into a KNX environment.
- Projects using ETS for commissioning and requiring standard KNX data point handling.
- Procurement specifications that call for ABB MG/S11.100.1.1 or Product ID 2CDG120089R0011.
Installation Notes
- Put the device into operation with ETS, as specified in the provided product description.
- Use the optional free-of-charge ETS-App DCA where template-based export and import of Modbus-KNX mapping is required.
- Verify the Modbus point count against the project schedule, as the device supports up to 100 Modbus data points.
- Confirm project suitability against the stated degree of protection, IP20.
- Refer to ABB Instructions and Manuals reference 2CDG941260P0001 and the ABB manufacturer page before ordering or commissioning.
Developer Resources
- ABB manufacturer URL: https://new.abb.com/products/en/2CDG120089R0011/mg-s11-100-1-1.
- Instructions and Manuals reference: 2CDG941260P0001.
- Optional ETS-App DCA is available free of charge to facilitate configuration.
- Modbus-KNX mapping can be exported and imported in the form of templates.
- Modbus templates are available for download from a database.
- EPLAN Data reference: 9AKK108464A1050.
- Declaration of Conformity – CE: 9AKK108464A0431.
- Declaration of Conformity – UKCA: 9AKK108464A0465.
FAQ
What is the ABB MG/S11.100.1.1 used for?
It is used to integrate Modbus RTU server devices with KNX installations at field level.
How many Modbus data points does the ABB MG/S11.100.1.1 support?
The device supports up to 100 Modbus data points.
How is the ABB MG/S11.100.1.1 commissioned?
The device is put into operation with ETS.
Is an ETS-App available for configuration?
Yes. An optional, free-of-charge ETS-App, DCA, is available to facilitate configuration, including export and import of Modbus-KNX mapping templates.
Does the ABB MG/S11.100.1.1 require auxiliary voltage?
Auxiliary voltage is not required, according to the provided product description.
What is the exact product model?
The order/model code for this page is MG/S11.100.1.1. Match it against project documents before purchase.
Conclusion
The ABB MG/S11.100.1.1 is a defined Modbus RTU-KNX TP Gateway for field-level integration of Modbus RTU server devices with KNX installations, supporting standard KNX data points and up to 100 Modbus data points.
For accurate procurement, specify the exact SKU MG/S11.100.1.1, verify Product ID 2CDG120089R0011, and consult ABB documentation before commissioning.











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