Description
Introduction
The ABB FCC/S1.3.2.1 (Product ID 2CDG110215R0011) is a specialized Modular DIN Rail Component (MDRC) designed for comprehensive control of fan coil units within KNX TP building automation networks. Occupying 6 modular spacings, this device delivers high-precision regulation for heating, cooling, and continuous ventilation systems in commercial and residential automation installations. This device is part of our KNX automation components range.

Equipped with three 0-10 V analog outputs, an integrated room temperature controller, and a 16 A switching relay output, the unit efficiently manages continuous fan speeds, motorized valves, and auxiliary heating elements. Four multi-function inputs accommodate window contacts, temperature sensors, dew point monitors, level sensors, or SAR/A and SAF/A analog room control units, while manual operation interface controls and ABB i-bus Tool support ensure simplified commissioning and diagnostics.
Key Features
- 3 x 0-10 V Analog Outputs for continuous fan control and analog/6-way valve drives
- 1 x 16 A Relay Output for switching auxiliary heating or secondary loads
- 4 Inputs for room status detection (window, dew point, level, temperature) or SAR/A / SAF/A control units
- Integrated Room Temperature Controller for local setpoint and output regulation
- Manual operation interface for direct manual testing and operation
- 6 Modular Spacing MDRC form factor for standard DIN rail mounting
- Full compatibility with ABB i-bus Tool for rapid commissioning and diagnosis
- IP20 degree of protection according to standard DIN specifications
Benefits
- Integrated Room Temperature Controller enables standalone local climate regulation directly through the device outputs.
- Three 0-10 V Analog Outputs support smooth continuous fan speed adjustment and direct driving of two analog valves or one 6-way valve drive.
- High-Capacity Switching via a 16 A relay output allows seamless control of auxiliary electric heating or additional loads.
- Flexible Input Configuration across 4 ports for monitoring window status, dew point, fluid levels, room temperature, or connecting analog room control units.
- Simplified Operation and Setup featuring manual front-panel controls and support for the ABB i-bus Tool for advanced diagnostics.
Technical Specifications
Applications
- Fan Coil Unit (FCU) control in KNX climate control systems utilizing continuous 0-10 V fans and valve drives.
- Single-room temperature control requiring integrated monitoring of window contacts, dew point, and auxiliary electric heaters.
Installation Notes
- Mount the device on a standard DIN rail within an IP20 enclosure, accounting for its 6 modular spacing width (92 mm x 65 mm x 113 mm).
- Connect to the KNX TP bus line and ensure correct polarity and wiring for the 0-10 V analog outputs and the 16 A switching relay.
- Wire the 4 inputs to room status sensors or SAR/A / SAF/A room control units according to the official manual 2CDG941188P0002.
- Utilize the manual operation controls or connect via the ABB i-bus Tool for post-installation functional verification and diagnosis.
Developer Resources
- Technical Data Sheet Document ID: 2CDC508217D0211
- Instructions and Manuals Document ID: 2CDG941188P0002
- CE Declaration of Conformity: 2CDK508226D2701
- ABB Product Link: https://new.abb.com/products/en/2CDG110215R0011/fcc-s1-3-2-1
FAQ
What valve types can be controlled with the ABB FCC/S1.3.2.1?
The controller features two 0-10 V analog outputs that can control either two analog valves or a single 6-way valve drive for heating and cooling. Explore more products from ABB for professional building automation projects.
How is continuous fan speed managed by this controller?
The unit includes a dedicated 0-10 V analog output specifically designed for continuous fan speed control in fan coil units. For certificates and current technical files, refer to the official ABB product page.
What can be connected to the four inputs of the FCC/S1.3.2.1?
The four inputs can monitor window contacts, dew point sensors, level sensors, temperature sensors, or connect to an analog room control unit such as the SAR/A or SAF/A.
Does this device require an external room thermostat?
No, the FCC/S1.3.2.1 includes an integrated room temperature controller that directly commands the device’s outputs based on local sensor inputs.
What is the exact product model?
The order/model code for this page is FCC/S1.3.2.1. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by ABB.
Conclusion
The ABB FCC/S1.3.2.1 Fan Coil Controller offers a complete, robust solution for KNX-based HVAC automation. Installers and system integrators can review our installer purchasing support options.
Combining 0-10 V valve and continuous fan outputs, a high-capacity 16 A relay, flexible sensor inputs, and built-in temperature regulation, it streamlines installation and optimizes room climate control.






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