RADEMACHER DuoFern 3500 30 64 Guide

VBD 678-2 (05.18)
EN
DuoFern Radiator Actuator
Translation of the original Installation and Commissioning Manual
Item no. 3500 30 64

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Contents
1. This manual..................................................................... 4
2. Hazard symbols .............................................................. 5
2.1 Symbols and depictions used........................................5
2.2 Glossary - denition.......................................................5
3. Included in delivery ........................................................ 6
4. General view ................................................................... 6
4.1 Display icons .................................................................7
5. Product description........................................................ 7
6. Technical specications ................................................ 8
7. Safety instructions ......................................................... 9
7.1 Intended use..................................................................9
8. Initial commissioning................................................... 10
8.1 Insert the enclosed batteries .......................................10
8.2 Logging on to the HomePilot®......................................11
8.3 Activating installation mode (POS) ..............................11
8.4 Mounting on the radiator valve ....................................12
8.5 Performing an installation run (InS) .............................13
9. Settings on the ready-to-use device........................... 14
9.1 Setting the target temperature.....................................14
9.2 Child protection function / operating lock.....................15
10. Introduction to opening the menus and
setting the functions .................................................... 16
10.1 Automatic function (Aut) ..............................................17
10.2 Boost function (boS) ....................................................17
10.3 DuoFern menu (duo)
Logging on / logging o󰀨 / clearing................................18
10.4 Internal window open detection (dEt) .........................20
10.5 External window open detection..................................21
10.6 Rotating the information on the display (dIS) (180°)....22
10.7 Viewing the battery charge level (bAt).........................22
10.8 Viewing the current software version (ld).....................22

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11. Deleting all settings and resetting to the
factory settings............................................................. 23
12. Error messages and troubleshooting......................... 24
13. Cleaning / maintenance................................................ 25
14. Simplied EU declaration of conformity .................... 25
15. Information about environmental protection............. 26
16. Warranty terms and conditions................................... 27
Contents
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1. This manual...
...describes how to install, commission and operate the
DuoFern Radiator Actuator.
How to use this manual
◆Before you begin, please read this manual through com-
pletely and follow all the safety instructions.
◆Please also read the instruction manuals for the logged-
on DuoFern devices and the respective connected
appliance.
◆This manual is part of the product. Store the manual in
an easily accessible place.
◆When passing the DuoFern Radiator Actuator on to a
third party, this manual must be passed on as well.
◆Damage resulting from non-compliance with these in-
structions and safety instructions will void the warranty.
We assume no liability for any consequential damage.

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2. Hazard symbols
Danger area / dangerous situation
2.1 Symbols and depictions used
Depiction Description
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Further useful information
Please read the respective manual.
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2.2 Glossary - denition
DuoFern
◆RADEMACHER radio system for controlling compatible
products.
HomePilot®
◆The HomePilot®is a central controller unit for
RADEMACHER radio products.
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3. Included in delivery
1 x radiator actuator
1 x cover
3 x Danfoss adapter (RA / RAV / RAVL)
1 x screw with nut
2 x AA batteries 1.5 V / LR6
1 x installation and commissioning manual
After unpacking please check and compare...
... the contents of the package with those specied above.
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4. General view
1) Union nut
2) Display
3) Control buttons and
navigation in the
menu
4) Menu and
set button
5) Battery compart-
ment
1)
2)
3)
5)
4)

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4.1 Display icons
Symbol Description
Target value / actual value or setting parameter
Menu / settings
Automatic mode
Low battery
Child protection function / operating lock
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The DuoFern Radiator Actuator is an electronic radiator ther-
mostat for controlling a radiator valve and for regulating the
room temperature.
The operation and setting of the DuoFern Radiator Actuator
can be performed on site directly on the device, via a smart-
phone app or with a computer.
The RADEMACHER HomePilot®is also required as a central
controller (not included in delivery) for control via an app or
computer.
5. Product description
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6. Technical specications
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General information
Supply voltage: 2 x 1.5 V (DC), AA,
alkaline
Battery life:
approx. 2 years (with
three switching times
daily and a set trans-
mission interval of 15
minutes)
Mechanical loading capacity: 70 N
Linear stroke: 2 - 3 mm
Connection thread: M 30 x 1.5 mm
Permissible ambient tempera-
ture: 0 to 40°C
Frost protection temperature: 4 °C
Automatic limescale protection: once a week
Protection class: IP20 (only for use in dry
rooms)
Dimensions (W x H x D): 56 x 68 x 89 mm
Weight (incl. battery): 176 g
DuoFern radio technology
Transmission frequency: 434.5 MHz
Transmission power: max. 10 mW
Maximum number of
DuoFern devices: 1 x HomePilot®

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The use of defective devices and improper use can lead
to property damage.
◆Never use defective or damaged devices.
◆Check the DuoFern Radiator Actuator for damage.
◆Consult our customer service department in the event
that you discover damage, see page 28.
◆Train all persons to use the DuoFern Radiator Actuator
safely.
◆Children must not play with the device.
7. Safety instructions
7.1 Intended use
Only use the DuoFern Radiator Actuator for controlling a
heating valve.
Operating conditions
◆Only use the DuoFern Radiator Actuator in dry rooms.
◆The installation and operation of radio systems is only
permitted for systems and devices where a malfunction
in the transmitter or receiver would not cause a danger to
persons or property or where this risk is already covered
by other safety equipment.
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Radio systems that transmit on the same fre-
quency can cause interference.

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8. Initial commissioning
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8.1 Insert the enclosed batteries
2 x AA 1.5 V (LR6) Registering mode is then active.
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If the radiator actuator is already connected to
the HomePilot®, registering mode is bypassed
and the drive moves automatically to the installa-
tion position, see page 11.
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The use of rechargeable batteries or incorrect batteries
can damage the DuoFern Radiator Actuator.
◆Only use leak-proof 1.5 V AA batteries (LR6).
◆If a battery has leaked, we recommend replacing the
DuoFern Radiator Actuator with a new device.
◆Pay attention to the correct polarity when inserting the
batteries.

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8.3 Activating installation mode (POS)
8.2 Logging on to the HomePilot®
If no login is to take place, continue with 8.3.
1. Switch the HomePilot®to registering
mode. Login takes place automatically.
2. The logged-on HomePilot®appears
as “1” on the display after a successful
login.
If no login takes place within 2 minutes,
“0” appears on the display.
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1. Activate installation mode by briey
pressing the button.
The drive then moves to the
installation position (POS). The display
ashes as soon as the installation
position is reached.
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If the device was already logged on to the
HomePilot®before inserting the batteries, instal-
lation mode is directly activated.
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The DuoFern Radiator Actuator must be installed
immediately after logging on to the HomePilot®.
Otherwise, “ready for operation” (yellow triangle)
is displayed in the HomePilot®.

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1. Attach the DuoFern Radiator Actuator to the valve or the
adapter and tighten the union nut.
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The DuoFern Radiator Actuator has minimal
exibility after the installation in order to be able
to optimise the view on the display. You should
therefore not overtighten the union nut.
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You can use one of the enclosed adapters for
mounting on Danfoss radiator valves.
RA RAV RAVL
8.4 Mounting on the radiator valve

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8.5 Performing an installation run (InS)
1. Activate installation mode (InS) by
briey pressing the menu button.
The drive then automatically performs
an installation run to dene the end
positions.
2. The normal display appears
with the set target temperature
after a successful installation run.
The DuoFern Radiator Actuator is now
ready for operation.

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9. Settings on the ready-to-use device
The display switches o󰀨 automatically to save energy.
9.1 Setting the target temperature
/
You can adjust the desired target temperature in
0.5 °C steps by briey pressing the button.
Pressing and holding a button causes the numbers to pro-
gress quickly.
/ / Pressing any button
switches on the display again
and switches the DuoFern Radiator
Actuator to operating mode.
The normal display then appears
with the set target temperature.
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The room temperature measured by the DuoFern
Radiator Actuator may vary from the perceived
temperature depending on the installation location.

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First activate the normal display by pressing any button, see
page 14.
Activating the child protection function
+ Press briey 1 x,
until the lock symbol ashes. Manual
operation is still possible.
After the display goes o󰀨 and is re-
activated, the lock symbol is dis-
played continuously and the device
cannot be operated.
Switching o󰀨 the active child protection function for a
short time
+ Press briey 1 x,
until the lock symbol ashes. The
child protection function switches
o󰀨 for a short time to enable the
device to be operated.
Deactivating the child protection function
+ Press briey 1 x,
until the lock symbol ashes.
Briey release and press 1 x
again at the same time,
until the lock symbol disappears.
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9.2 Child protection function / operating lock

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10. Introduction to opening the menus and
setting the functions
Di󰀨erent settings can be made and functions can be activated
(On) or deactivated (OFF) in the DuoFern Radiator Actuator
menu.
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Navigation in the menu
Setting parameters, see next chapter
The settings are saved by pressing the menu button.
Return to the normal view
◆Automatically after approx. 10 seconds without any input.
◆By pressing and holding the menu button.

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10.1 Automatic function (Aut)
Automatic mode On (factory setting)
All control commands are permitted from a HomePilot®.
Automatic mode OFF = manual mode
Only on-site changes or manual changes are implemented
by the HomePilot®.
10.2 Boost function (boS)
The boost function enables the room to be heated for a
short time and is automatically deactivated after 15 minutes.
You can activate the boost process in the normal display
with or .
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The boost process cannot be started if “Window
open” has been detected by the internal window
open detection (see page 20). Incoming auto-
matic control commands are executed at the
end of the process.

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10.3 DuoFern menu (duo)
Logging on / logging o󰀨 / clearing
You can log the HomePilot®onto the DuoFern Radiator
Actuator in this menu (duo).
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You can log on a maximum of one HomePilot®.
Please also read the instruction manual for the
HomePilot®.
1. Open the DuoFern
menu (duo) in the
radiator actuator.
A logged-on device
is displayed, if
available.
Logging on to / logging o󰀨 the HomePilot®
2. Switch the HomePilot® to registering or log-o󰀨 mode as
required.
3. Activate the desired function on the DuoFern Radiator
Actuator, see next page.

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10.3 DuoFern menu (duo)
Logging on / logging o󰀨 / clearing
Logging on to the HomePilot®
LED signals when logging on
◆Flashes green: during the login
◆Lights up green for 2 seconds: after a successful login
◆Lights up red for 2 seconds: if the login has not taken
place within 2 minutes or an error has occurred
Logging o󰀨 the HomePilot®
LED signals when logging o󰀨
◆Flashes red: during the login
◆Lights up green for 2 seconds: after a successful log-o󰀨
◆Lights up red for 2 seconds: if the logout has not taken
place within 2 minutes or an error has occurred
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You can cancel the login or log-o󰀨 at any time by
pressing or .

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10.3 DuoFern menu (duo)
Logging on / logging o󰀨 / clearing
5 sec. Clearing the DuoFern
Radiator Actuator
The radio connection to a HomePilot®that can no longer be
accessed is deleted.
LED signals during the clearing process
◆Flashes red: during the clearing process
◆Lights up green for 2 seconds: after completing the
clearing process
10.4 Internal window open detection (dEt)
Factory setting = OFF
If the internal window open detection is active, the drive
regulates to the frost protection temperature for 15 minutes
if a drop in temperature is detected. Once this time has
elapsed, the drive attempts to regulate back to the previous
target temperature.