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MULTIREG6
Installers manual
White RAL 9003
54 305 34
TABLE OF CONTENTS

1. Introduction

2. Quick Start

4. Connections

18. Display on/off
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Firmware version
Document version
FW 1.0
2023-A
Article no.
Document date
54 305 33
54 305 34
01.04.2023
54 305 35
Org. doc. date 01.04.2023
Black matte
54 305 35
White RAL 9010
54 305 33
1. INTRODUCTION
Multireg6 is an electronic thermostat designed for electrical
underfloor heating. The thermostat has a user friendly interface
that can be controlled from the buttons on the front.
Multireg6 has 3 modes; Heat - Cool and Eco.
The thermostat fits in standard European junction boxes and
may be used with most System 55 frames. It has a sturdy metal
frame for secure fastening on the junction box. The thermostat
has one built-in room temperature sensor. Two additional
external temperature sensors may also be connected.
Multireg6 has power metering which allows the user to see the
total accumulated energy consumption in kWh.
Designed for electrical heating.
The thermostat can withstand a load of max 16A/3600W at
230VAC. We recommend a contactor for loads above 13A.
2. QUICK START
1. Switch off the mains voltage (turn off the fuse).
2. Open the junction box.
3. Connect according to the wiring diagram as shown in
Chapter "Connections".
4. After verifying the connections, switch on the mains voltage.

3. INSTALLATION

Installation must be done by a qualified electrician in
accordance with national building codes. Before installation,
disconnect the power to the device from the mains. During
installation of the device, power to the device must be
disconnected AT ALL TIMES!
The product allows for wiring of cables with a cross section of
up to 1x2.5mm2.
4. CONNECTIONS
Max tightening torque for terminal screws: 2Nm.
To access the terminal screws, hold the sides of the display
and gently pull outwards to detach the front piece.

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Summary of Contents for MULTIREG 6

  • Page 1 4. Connections disconnect the power to the device from the mains. During 5. Factory reset installation of the device, power to the device must be 6. Startup disconnected AT ALL TIMES! 7. Principles of regulation 8. Local settings menu 9. Display menu structure The product allows for wiring of cables with a cross section of up to 1x2.5mm2.
  • Page 2 8. LOCAL SETTINGS MENU Floor sensor NTC type 6.8, 10, 12, 15, 22, 33, 47 or 100kΩ. Default 10kΩ. To enter the settings menu, hold the Center button for 5 External sensor NTC type 6.8, 10, 12, 15, 22, 33, 47 or 100kΩ.
  • Page 3 “SEN”. The supported sensor values are as and Right buttons. follows: 6.8, 10, 12, 15, 22, 33, 47 or 100KΩ. The factory default value is 10kΩ. When connecting both the By default, OWD is not enabled. The feature may be enabled floor sensor and the external sensor, make sure to use sensors by selecting “OWD”...
  • Page 4 To clear the “Sensor not connected” error the device has to be disconnected from the mains, and the wiring and sensor(s) need to be checked. When the fault is resolved the mains can be reconnected and the device will function normally again. 24.
  • Page 5 27. MENU STRUCTURE DISPLAY Hold the middle button for 10 seconds to enter menu. TDS: Temperature displayed Hold button in standby mode for 2 seconds SETT: Setpoint temperature RELT: Real time temperature...
  • Page 6 Only shows available options Only shows available options...
  • Page 7 Only shows available options Hold the middle button to set HYST value, from 0.3-3.0 Default Short hold to change the mode Default Load value from 100-9900W, by increments of 100. Hold to reset the Kwh.
  • Page 8 0.3°C to 3.0°C (default 0.5°C) Childlock disabled Humidity 10% to 85% RH Compatible with NTC- sensors with values 6.8, 10, 12, 15, 22, 33, 47 or Backlight on when 100kΩ @ 25°C device in standby Screw terminal Max. 2.5mm2 2Nm...

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