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Universal FCU Application User Manual

Introduction

This user manual outlines the configuration steps of the universal FCU application designed for the RAC18-IP controller. The application is based on the nano EDGE ENGINE components and is fit for most types of fan coil units. 

The application covers the following modes of FCU operation:

  • pipe mode;

  • 2-stage heating;

  • 2-stage cooling;

  • heating/cooling control mode;

  • CV temperature source;

  • fan type.

The application works with the following types of dedicated panels:

  • LP room panel;

  • SP room panel;

  • FP room panel;

  • Touch Point series panels;

  • Control Point series panels.

Configuration is carried out with an 8-position DIP switch.

01 App in iC Tool.png
Universal FCU application in the iC Tool

Revision History

Date

Rev.

Description

2 Dec 2025

1.4

Support for the nano EDGE ENGINE V1.8.0

7 Oct 2025

1.3

Support for the nano EDGE ENGINE up to V1.7.0

21 Mar 2025

1.2

Support for the nano EDGE ENGINE V1.5.1

30 Jan 2025

1.1

Control Point support

20 Jun 2024

1.0

First edition

Revision history