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User manual

BLUETOOTH® Smart  

Radiator Thermostat 

CC-RT-BLE-EQ

Documentation © 2016 eQ-3 AG, Germany  

All rights reserved. 

Translation from original version in German.

150377

Version 1.0 (04/2016)

1. 

Information about this manual

Please read this manual completely and carefully before starting to use the device. 

The manual contains important information about the intended use of the device. 

Especially observe the safety notes. Keep the manual for later consultation. If you 

hand over the device to other persons for use, please hand over this manual as well.

Symbols used:

Attention! This indicates a hazard.

Note. This section contains important additional information.

2. 

Package contents

1x radiator thermostat, 1x adapter Danfoss RA, 1x support ring, 1x nut M4, 1x cylin-

der head screw M4 x 12 mm, 2x 1.5 V mignon/LR6/AA, 3x user manual in German/

English, French/Dutch and Polish/Italian

3.  Device overview

A

C
D

B

E

F

G

H

A

Union nut for fitting on the heating valve

B

Defined switching time periods in the week 

program

C

Eco/comfort temperature (

), open-win-

dow function ( ), manual mode (

Manu

), 

automatic mode (

Auto

)

D

Holiday function ( ), weekday, empty 

battery symbol (

)

E

Mode/Menu button: Switch between auto 

mode, manu mode and holiday function 

(press button shortly); configuration menu 

(press button for at least 3 seconds)

F

Control wheel: Change settings, e.g. tem-

perature (turn the control wheel), acti-

vate the boost function and confirm/save 

settings in the menu (press control wheel 

shortly)

G

 button: Switch between eco and com-

fort temperature

H

Temperature display, time/date display, 

menu items, functions

4. 

Function

The electronic BLUETOOTH

®

 Smart Radiator Thermostat offers individual control of 

the room temperature from a user-friendly and intuitive app. 

The app “calor BT” is available for free for iOS and Android smartphones. The radia-

tor thermostat enables the regulation of single radiators or the room temperature.

Thanks to pre-programmed or individually tailored heating and cooling phases, the 

desired temperature can be comfortably adjusted. 

The radiator thermostat fits to all common radiator valves and is easy to mount 

- without having to drain any water or intervene in the heating system. With the 

boost function, cool rooms can be heated within short by opening the heating valve 

fully. Thanks to the automatic “open window detection”, additional energy can be 

saved during ventilation.

5.  Intended use

The radiator thermostat is used to control a conventional radiator valve. Only operate 

the device in inside rooms and avoid the influence of moisture, dust and sunlight or 

external heat radiation. Using the device for any purpose other than that described 

in this operating manual does not fall within the scope of intended use and shall in-

validate any warranty or liability. This also applies to any conversion or modification 

work. The device is intended for private use only.

eQ-3 AG hereby declares that this device complies with the essential requirements 

and other relevant regulations of Directive 1999/5/EC. You can find the full declara-

tion of conformity at www.eQ-3.de.

6. 

Safety instructions

The device is not a toy; do not allow children to play with it.

Do not leave packaging material lying around. It can be dangerous in the 

hands of a child.

Do not open the device: it does not contain any components that need to be 

serviced by the user. In the event of an error, please have the device checked 

by an expert.

7. 

Disposal instructions

Do not dispose of the device with regular domestic waste!

Electronic equipment must be disposed of at local collection points for waste 

electronic equipment in compliance with the Waste Electrical and Electronic 

Equipment Directive.

The CE sign is a free trading sign addressed exclusively to the authorities and 

does not include any warranty of any properties.

Used batteries should not be disposed of with regular domestic waste! 

Instead, take them to your local battery disposal point.

8. 

Inserting (replacing) batteries

In the initial state, the batteries are already inserted. Simply remove the insu-

lation strip. 

To replace the batteries, please proceed as follows:

 

• Press the battery compartment cover on both sides with 

your fingers and remove the cover by pushing it downwards.

 

• Insert 2 new LR6/mignon/AA (1.5 V) batteries in the bat-

tery compartment, making sure they are the right way 

round.

 

• Reattach the battery compartment cover and latch it into 

place.

The service life of new alkaline batteries is approximately 2 years. A battery sym-

bol (

) on the display indicates that the batteries need to be replaced. After 

removing the empty batteries, wait approx. 1 minute before inserting the new 

ones. Operation with rechargeable batteries is not possible.

Never recharge standard batteries. Doing so will present a risk of explosion. 

Do not throw the batteries into a fire. Do not short-circuit batteries.

9. 

Set date and time

After inserting batteries, the date and time is automatically requested after a brief 

display of the firmware version number and short motor run (“InS”).

 

• Set the year, month, day, hour and minute with the control wheel and confirm by 

pressing the control wheel shortly (

F

).

You can adjust the time and date in the menu under “dAt”.

The motor moves the control pin backwards during the setting of date and time.

 

• If “InS” and the rotating activity symbol “ ” are displayed, the motor still re-

verses. When only “InS” is shown in the display, the radiator thermostat can be 

installed on the valve.

The week program and other settings can be adjusted before installation. Press 

the Mode/Menu button for this, while “InS” is shown in the display. You will 

find further information in chapter “13. Operation and configuration”.

 

• After the programming has been completed, “InS” is shown again in the display 

and installation can take place.

10. 

Installation on the radiator

The radiator thermostat is easy to install and can be done without draining heating 

water or intervening in the heating system. No special tools are required, nor does 

the heating have to be switched off. The union nut attached to the radiator thermo-

stat can be used universally and without accessories for valves of the most popular 

manufacturers with a thread size of M30 x 1.5 mm.

 

• Rotate the thermostat dial to the maximum val-

ue (anti-clockwise). The thermostat dial then no 

longer presses against the valve spindle, making 

it easier to remove.

 

• Remove the mechanical thermostat head. If re-

quired, place the supplied support ring or adapt-

er first. 

 

• Attach the radiator thermostat to the valve.

10.1  Support ring and adapter for Danfoss

If required, place the provided support ring (

I

) into the flange before mounting the 

radiator thermostat to improve on the stability.

The provided adapter is required for installation on Danfoss RA valves. The Danfoss 

valve bodies have elongated notches (

K

) around their circumference, which also en-

sure that the adapter is properly seated when it snaps on.

During installation, please ensure that the pins inside the adapter (

J

) are lined 

up with the notches (

K

) on the valve. Ensure that the adapter is properly clipped 

on.

Take care during installation that you do not trap your fingers between the two 

halves of the adapter!

I

11. 

Adaption run

After inserting batteries and mounting on the valve an adapting run (“AdA”) is per-

formed to adapt to the valve.

 

• As soon as the radiator thermostat has been mounted to the valve, press the con-

trol wheel when “InS” is displayed.

“AdA” and the activity symbol ( ) are displayed. No operations can be performed 

in the meantime.

If the adapting run has been initiated prior to mounting, please press the con-

trol wheel shortly and the motor reserves to the “InS” position. If an error mes-

sage (F1, F2, F3) is displayed, the motor similarly travels back to the “InS” posi-

tion.

12.  Display content in normal mode

Switching time periods, operating mode, setpoint temperature 

and weekday are displayed in normal mode. 

The bars for switching time periods of the week program are 

displayed for every second time interval. 

13. 

Operation and configuration

After the radiator thermostat has been mounted and set up, the device can be indi-

vidually operated and configured. Operation and configuration can be performed 

either via BLUETOOTH

®

 with the app “calor BT” or directly on the device. 

13.1 

Operation and configuration via app

To control the device via app, please proceed as follows:

 

• Download the app “calor BT” from the iOS or Android store and install the app 

on your smartphone.

 

• Follow the instructions in the app.

Afterwards, you can control and configure the radiator thermostat via the app.

13.2 

Operation and configuration on the device

Operation and configuration can be performed directly on the device. Therefore, 

please proceed as described in the following sections.

13.2.1 

Week program (Pro)

In the week program, for each weekday up to 3 heating phases (7 change settings) 

can be set separately. The programming is carried out for the selected days, whereby 

temperature settings have to be set for the entire period between 00:00 and 23:59h.

 

• Press the Mode/Menu button for at least 3 seconds. The display will show “Pro”. 

Confirm by pressing the control wheel shortly.

 

• “dAy” appears on the display. You can use the control wheel to select a single day 

of the week, all weekdays, the weekend, or the entire week.

 

• Confirm by pressing the control wheel shortly. 

 

• The first switching time point is displayed (00:00). This cannot be changed. The 

heating times are displayed as bars. 

 

• Confirm by pressing the control wheel shortly.

 

• Set the temperature which is desired from 0:00. 

 

• Confirm by pressing the control wheel shortly.

 

• The next switching time point is displayed. You can adjust this individually. 

 

• Finally set the temperature which should prevail from the selected time.

 

• You can repeat this procedure until all the other desired temperatures for the 

time period from 0:00 to 23:59 have been stored.

 

• If all 7 switching time points have been allocated, 23:59 is displayed as the final 

switching point to be confirmed.

In auto mode, the temperature can be changed at any time using the control 

wheel. The modified temperature will then remain the same until the next 

point at which the program changes.

13.2.2 

Setting date and time (dAt)

Date and time can be adjusted via the menu at any time.

 

• Press the Mode/Menu button for at least 3 seconds.

 

• Select the menu item “dAT” with the control wheel.

 

• Set the year, month, day, hour and minute with the control wheel and confirm by 

pressing the control wheel shortly.

13.2.3 

Switching between summer and winter time (dSt)

An automatic switching between summer and winter time can be activated and de-

activated. The automatic switching is activated in the factory settings.

 

• Press the Mode/Menu button for at least 3 seconds.

 

• Select the menu item “dSt” with the control wheel.

 

• Confirm by pressing the control wheel shortly. 

 

• The display will show “OFF” to deactivate the function or “On” to activate the 

function.

 

• Confirm by pressing the control wheel shortly. 

13.2.4 

Open-window function (AEr)

With a rapidly reducing temperature, the radiator thermostat automatically detects 

that a room is being ventilated. In order to save heating costs, the temperature is 

then reduced for a certain period of time (15 minutes, set at the factory). Whilst this 

function is active, the “window open” symbol (   ) appears on the display.

 

• Press the Mode/Menu button for at least 3 seconds.

 

• Select the menu item “AEr” with the control wheel and confirm by pressing the 

control wheel shortly.

 

• The temperature and time can be set with the control wheel. The function can be 

deactivated by selecting “0” for the time.

13.2.5 

Setting offset temperature (tOF)

As the temperature is measured on the radiator, the temperature distribution can 

vary throughout a room. To adjust this, a temperature offset of up to ±3.5 °C can be 

set. If a nominal temperature of e.g. 20.0 °C is set but the room presents with only 

18.0 °C, an offset of -2.0 °C needs to be set.

 

• Press the Mode/Menu button for at least 3 seconds.

 

• Select the menu item “tOF” with the control wheel and confirm by pressing the 

control wheel shortly. 

 

• Turn the control wheel for as long as necessary until the desired temperature 

appears. 

 

• Confirm by pressing the control wheel shortly.

13.2.6 

Activate/deactivate 

BLUETOOTH

®

 (bLE)

The BLUETOOTH

®

 function of the radiator thermostat can be activated or deacti-

vated manually.

 

• Press the Mode/Menu button for at least 3 seconds.

 

• Select the menu item “bLE” with the control wheel and confirm by pressing the 

control wheel shortly. 

 

• The display will show “OFF” to deactivate the function or “On” to activate the 

function. 

 

• Confirm by pressing the control wheel shortly. 

13.2.7 

Restore factory settings (rES)

The factory settings of the radiator thermostat can be restored manually. If you do 

this, you will lose all your settings.

 

• Press the Mode/Menu button for at least 3 seconds.

 

• Select the menu item “rES” with the control wheel and confirm by pressing the 

control wheel shortly.

 

• “COnF” then appears in the display.

 

• Confirm by pressing the control wheel shortly. 

13.2.8 

Boost function

If, for example, you arrive home earlier than usual, the boost function will help you 

to heat the room up quickly. When activating the boost function, the heating valve is 

immediately opened to 80 % for 5 minutes. The heating of a room takes longer than 

5 minutes, but the heat given off by the radiator can be felt immediately. 

 

• Press the control wheel shortly to activate the boost button.

 

• The remaining time for the function will be counted down in seconds (“b300” 

to “b000”).

 

• After these 5 minutes have elapsed, the actuator changes to the mode which was 

previously active (auto/manu) with the previously set temperature.

 

• The function can be deactivated prematurely at any time by pressing the con-

trol wheel again.

The boost function will not have an immediate effect if the radiator is covered 

or concealed (e.g. by a sofa). The open-window function is deactivated while 

the boost function is active.

13.2.9 

Setting the holiday function

If you want to maintain a fixed temperature for a certain period, e.g. during your 

holidays or a party, the holiday function can be used.

 

• Briefly press the Mode/Menu button repeatedly, until the suitcase symbol ( ) 

appears in the display.

 

• Change the time until which the temperature shall remain with the control wheel 

and confirm by pressing the control wheel shortly.

 

• Then set the date and confirm by pressing the control wheel shortly.

 

• Set the temperature and confirm by pressing the control wheel shortly.

The set temperature will remain until the set end time. Afterwards, the radiator ther-

mostat will switch back to auto mode.

13.2.10 

Comfort and reduction temperature

Via the comfort and reduction temperature button (

) you can change between 

these two temperatures. The factory setting for the comfort temperature is 21.0 °C 

and the reduction temperature 17.0 °C.

 

• Press and hold the comfort/reduction temperature button (

) for at least 3 

seconds.

 

• The sun symbol ( ) and the currently stored comfort temperature appear in 

the display.

 

• Change the temperature with the control wheel and confirm by pressing the con-

trol wheel shortly.

 

• The moon symbol ( ) and the currently stored reduction temperature appear 

in the display.

 

• Change the temperature with the control wheel and confirm by pressing the con-

trol wheel shortly.

Even in auto mode, the temperature can be changed at any time using the button. 

It will then remain the same until the next point at which the program changes.

13.2.11 

Activate heating pause (battery saving)

Battery life can be prolonged by switching the heating off in summer. To achieve this, 

the valve is opened fully. The calcification protection continues to run.

In order to save on battery life, you can also deactivate the BLUETOOTH

®

 func-

tion (see sec. “13.2.6 Activate/deactivate Bluetooth® (bLE)”).

To activate the heating pause, proceed as follows:

 

• Turn the control wheel in manu mode (

manu

) to the right until “On” appears in 

the display.

 

• To end it, exit the manu mode (

manu

) or turn the selector dial to the left.

13.2.12 

Set frost protection mode

If a room is not to be heated, the valve can be closed. The valve is only opened if 

there is a risk of frost. The calcification protection continues to run. 

 

• Turn the control wheel in manu mode (

manu

) to the left until “OFF” appears in 

the display.

 

• To end it, exit the manu mode (

manu

) or turn the control wheel to the right.

13.2.13 

Child safeguard/operating lock

The operation of the device can be locked.

 

• To activate/deactivate the operating lock, press the Mode/Menu and 

 but-

ton at the same time.

 

• After it has been successfully activated, “LOC” appears in the display.

 

• To deactivate the operating lock, press both buttons again.

14. 

Troubleshooting and maintenance

Error code on the display

Problem

Solution

Battery symbol (

Battery output too low

Replace batteries

F1

Valve drive sluggish

Check installation,

check the heating valve

F2

Actuating range too wide

Please check

mounting of the radiator thermostat

F3

Adjustment range too small

Check the heating valve

The radiator thermostat performs a routine descaling run once a week on Sat-

urday at 12:00 to protect against calcification of the valve. During this, “CAL” 

appears in the display.

15.  Technical data

Device short description:   

CC-RT-BLE-EQ

Supply voltage: 

 

2x 1.5 V LR6/mignon/AA

Current consumption: 

 

100 mA max.

Battery life: 

 

2 years (typ.)

Degree of protection: 

 

IP20

Degree of pollution: 

 

2

Ambient temperature: 

 

5 to 35 °C

Surface temperature: 

 

90 °C (at the radiator)

Display: 

 

LCD

Connection: 

 

M30 x 1.5 mm

Method of operation: 

 

Type 1

Linear travel: 

 

4.3 mm

Dimensions (W x H x D):   

55 x 60 x 102 mm

Weight: 

 

162 g (incl. batteries)

Radio frequency: 

 

2.402 GHz - 2.480 GHz

Open area RF range: 

 

10 m (typ.)

 

 

 

Subject to technical changes.

The BLUETOOTH

®

 word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and 

any use of such marks by eQ-3 AG is under license. Other trademarks and trade names are those of 

their respective owners.

Bevollmächtigter des Herstellers:

Manufacturer’s authorised representative:

eQ-3 AG

Maiburger Straße 29

26789 Leer / GERMANY

www.eQ-3.de

K

J

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