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FCC/S 1.2.2.1 Fan Coil Controller Manual

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This document describes the ABB i-bus® KNX FCC/S 1.2.2.1 Fan Coil Controller, a modular installation device (MDRC) for controlling fan coil units via PWM. It details the device's bus-powered operation, screw terminal connections, and dual functionality as either an internal controller or an actuator controlled externally via the KNX bus.

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