Rehau Intelligent Room Controller - Type Reh Ct3; Introduction; Installation; Getting Started - Rehau REH FC-BMS3 User Manual

INSTRUCTIONS
Intelligent Room Controller - Type REH CT3

Introduction

Installation

Getting started

Fig. 1
23
Room controller type REH CT3 is a 4-event programmable controller used to control areas with underfloor heating or special features
of a REH FC-BMS3/BA3 installation. The standard REH
hour period, based on a 7 day schedule. Once a REH
no longer be the defaults set on the main REH FC-BMS3/BA3 master.
In addition to the REH CT3's immediate area of control, set in the 'AREA' option of its internal menu, the REH
temperature characteristics of other sensors (up to 14) connected to the REH FC-BMS3/BA3 master. This maximises comfort and efficiency
while saving energy and reducing costs.
When the REH CT3 is used to control other areas, the ±4°C adjustment possibility on the other sensors will now be relative to the REH
CT3 setting. Example: A REH CT3 is set to 22°C and has been given control over 'Area 1' . The REH
has a control range of 18°C (22-4°C) to 24°C (22+4°C).
In addition to the standard REH CT3 room controller, you may have added one of the following to your system:
2-step mode: This mode controls a secondary heat source, operating in a specific area as a boost function in
conjunction with the underfloor heating.
Radiator mode: This mode is used to control the radiators in a central heating system.
Hot water mode: This mode is used to control the production of domestic hot water.
Your installer should have set up the REH
wish to change any of the settings, please follow the instructions detailed in the following pages.
The REH CT3 can be reset by pressing the button marked 'R' (see fig 1), this will allow you to return to the factory settings at any
time. Details of the default factory settings are given after the REH
For installation instructions, see "Installation" under "Intelligent Room Sensors - Type REHTx3".
Buttons
A:
Display
D:
Adjustment up
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CT3 can be used to programme up to 4 time and temperature events over a 24
CT3 has been installed, the times and temperatures for the area(s) it controls will
CT3 controller to suit your needs during installation. If, however, you
CT3 programming section of this manual.
B:
C:
Adjustment down OK - Accept
E: F:
Reset to factory Pinhole button for
settings clock adjustment
CT3 can control the time and
TA3 sensor installed in 'Area 1' now