Meltem M-WRG-FBH User manual
Meltem Wärmerückgewinnung GmbH & Co. KG
Am Hartholz 4 · D-82239 Alling
VENTILATION THE RIGHT WAY
VENTILATION & HEAT RECOVERY
USER GUIDE
HOME VENTILATION WITH HEAT RECOVERY
Wireless remote control
M-WRG-FBH
Part no. 5302-25-01 Week 26/2020 EN
User guide
Wireless remote control M-WRG-FBH
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Meltem Wärmerückgewinnung GmbH & Co. KG
Am Hartholz 4 · D-82239 Alling
VENTILATION THE RIGHT WAY
VENTILATION & HEAT RECOVERY
Contents
1 Introduction ................................................................................................................... 5
1.1 Notes on the user guide .................................................................................................. 5
1.2 Description ...................................................................................................................... 5
1.3 Target group .................................................................................................................... 6
1.4 EU declaration of conformity ........................................................................................... 6
1.5 Nameplate ...................................................................................................................... 6
1.6 Technical data ................................................................................................................. 6
1.6.1 Electrical data ................................................................................................................. 6
1.6.2 Dimensions and weight ................................................................................................... 6
1.6.3 Ambient conditions ......................................................................................................... 6
1.7 Storage ........................................................................................................................... 6
1.8 Environmentally-friendly disposal ................................................................................... 7
1.9 Revision index ................................................................................................................ 7
1.10 Explanation of the symbols used .................................................................................... 7
1.11 Supplementary documents ............................................................................................. 7
2 Safety instructions ....................................................................................................... 8
2.1 Hazardclassication ....................................................................................................... 8
2.2 Notes on using the ventilation units safely ...................................................................... 8
2.3 Notes on the batteries ..................................................................................................... 8
2.4 Notes on using ventilation units with the wireless remote control ................................... 9
2.5 Intended use ................................................................................................................... 9
3 Warranty and liability .................................................................................................. 10
3.1 Warranty ....................................................................................................................... 10
3.2 Liability .......................................................................................................................... 10
4 Items supplied ............................................................................................................. 10
5 Controls and indicators .............................................................................................. 11
5.1 Buttons and LCD display ............................................................................................... 11
5.2 Symbols on the LCD display ......................................................................................... 12
6 Starting up ................................................................................................................... 14
6.1 Insert batteries in wireless remote control .................................................................... 14
6.2 Establish connection between wireless remote control and ventilation unit ................. 15
6.3 Disconnect connection between wireless remote control and ventilation unit .............. 17
7 Display modes ............................................................................................................ 19
7.1 Idle mode ...................................................................................................................... 19
7.2 Default view .................................................................................................................. 19
7.3 Congureactiveventilationprogram ............................................................................ 19
7.4 Ventilation programs ..................................................................................................... 20
7.5 Device settings ............................................................................................................. 20
7.6 Manual mode ................................................................................................................ 20
7.7 Connection mode .......................................................................................................... 20
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VENTILATION THE RIGHT WAY
VENTILATION & HEAT RECOVERY
8 Overview of the ventilation programs ...................................................................... 21
8.1 M-WRG-II ventilation programs .................................................................................... 21
8.1.1 “Supply air operation (summer mode)” ......................................................................... 21
8.1.2 “Extract air operation” ................................................................................................... 21
8.1.3 “Humidity control” .......................................................................................................... 22
8.1.4 “CO2control” ................................................................................................................. 22
8.1.5 “Automatic mode” ......................................................................................................... 23
8.1.6 “Continuous operation” ................................................................................................. 23
8.1.7 “Intensive ventilation (15 min)” ...................................................................................... 23
8.1.8 Device settings ............................................................................................................. 23
8.2 M-WRG ventilation programs ....................................................................................... 24
8.2.1 “Supply air operation (summer mode)” ......................................................................... 24
8.2.2 “Extract air operation” ................................................................................................... 24
8.2.3 “Humidity control” .......................................................................................................... 25
8.2.4 “Mixed gas/CO2control” ................................................................................................ 25
8.2.5 “Automatic mode” ......................................................................................................... 26
8.2.6 “Continuous operation” ................................................................................................. 26
8.2.7 “Intensive ventilation (15 min)” ...................................................................................... 26
8.2.8 Device settings ............................................................................................................. 26
9 Operating the ventilation unit with the wireless remote control M-WRG-FBH ..... 27
9.1 Select ventilation program ............................................................................................ 27
9.1.1 Graphical illustration of the steps to select a ventilation program ................................. 27
9.2 Temporarily set ventilation levels in manual mode ....................................................... 28
9.2.1 Activate manual mode .................................................................................................. 28
9.2.2 Deactivate manual mode .............................................................................................. 28
9.2.3 Variable parameters in manual mode ........................................................................... 29
9.3 Congureactiveventilationprogramandpermanentlysavesettings .......................... 30
9.3.1 Congureandsaveparametersforactiveventilationprogram .................................... 30
9.3.2 Graphicalillustrationofthestepstoconguretheactiveventilationprogram .............. 30
9.3.3 Overview of the variable parameters in the active ventilation program ........................ 31
9.4 Conguredevicesettings ............................................................................................. 32
9.4.1 CongureandsaveparametersinDevicesettingsmenu ............................................ 32
9.4.2 Graphical illustration of the steps in the Device settings menu .................................... 33
9.4.3 Variable parameters for ventilation units from the M-WRG-II series ............................. 34
9.4.4 Variable parameters for ventilation units from the M-WRG series ................................ 37
9.4.5 List of modes for ventilation units from the M-WRG-II and M-WRG series .................. 40
10 Special functions ........................................................................................................ 41
10.1 Standby mode ............................................................................................................... 41
10.1.1 Set ventilation unit to Standby mode ............................................................................ 41
10.1.2 Exit standby mode ........................................................................................................ 42
10.2 Activate or deactivate intensive ventilation ................................................................... 42
10.3 Resetlterchangeindicator ......................................................................................... 42
11 Operation with multiple ventilation units ................................................................. 42
12 Troubleshooting .......................................................................................................... 43
User guide
Wireless remote control M-WRG-FBH
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Meltem Wärmerückgewinnung GmbH & Co. KG
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VENTILATION THE RIGHT WAY
VENTILATION & HEAT RECOVERY
User guide
Wireless remote control M-WRG-FBH
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Meltem Wärmerückgewinnung GmbH & Co. KG
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VENTILATION & HEAT RECOVERY
1 Introduction
1.1 Notes on the user guide
This user guide contains important information that should be followed when using the
M-WRG-FBH wireless remote control.
►Read all the instructions carefully to avoid possible risks and mistakes.
►These instructions are part of the product. Keep the instructions in a safe place for
future reference.
NOTICE
►When operating the ventilation unit, also follow the operating instructions that were
supplied with your unit.
1.2 Description
This user guide describes how to set up and operate decentralised ventilation units from
the M-WRG-II and M-WRG series constructed from 2018 onwards (excluding the -S 485,
-S 485-TF, -S 485-TFC types) using the M-WRG-FBH wireless remote control (see
Fig. 1).
Fig. 1: Ventilation units from the M-WRG-II and M-WRG series, M-WRG-FBH wireless remote control
The M-WRG-FBH wireless remote control has four buttons and an LCD display that
provides information on the ventilation unit’s current operating status. Up to six ventilation
units of the same type can be controlled with one wireless remote control. The wireless
remote control can be used to carry out the following actions:
— Establish and disconnect the connection between wireless remote control and ventila-
tion unit
— Activate the ventilation unit or set it to Standby mode
— Selectandconguretheventilationprogram
— Setdevice-specicparameters
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1.3 Target group
This user guide is intended for users of the M-WRG-FBH wireless remote control. No
special prior knowledge is needed.
1.4 EU declaration of conformity
The wireless remote control described below
Type: Part number
M-WRG-FBH 5478-10
manufactured by
Meltem Wärmerückgewinnung GmbH & Co. KG
Am Hartholz 4
D-82239 Alling
conforms to the regulations and standards listed in the EU Declaration of Conformity.
1.5 Nameplate
Youwillndthenameplateontheinsideofthebatterycompartmentcover(seeitem1in
Fig. 4 on page 14).
1.6 Technical data
1.6.1 Electrical data
Power supply Two 1.5 V alkaline batteries, size AA
Communication frequency 868.3 MHz
Transmitter output power Min. 0 dBm
IP rating to IEC 60529 IP20
1.6.2 Dimensions and weight
Unit dimensions 62.2 mm x 112.2 mm x 30 mm (W x H x D)
Weight without batteries Approx. 77 g
Weight with two 1.5 V alkaline batteries Approx. 123 g
1.6.3 Ambient conditions
Ambient temperature during operation 0 °C to +40 °C
Ambient temperature for shipping and
storage
-20 °C to +50 °C
Relative humidity
(non-condensing)
5 % to 90 %
1.7 Storage
►Store the wireless remote control in its original packaging in a dry place where the
temperature ranges between -20 °C and +50 °C.
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1.8 Environmentally-friendly disposal
The components of the wireless remote control must not be disposed of in the residual
waste bin.
►In Germany, metal and plastic components should be disposed of at the local recy-
cling centre. The national regulations in other EU states should also be followed.
►In Germany, electrical components should be disposed of in accordance with
the Electrical and Electronic Equipment Act (ElektroG). In other EU states, the
national implementation of the Waste Electrical and Electronic Equipment Directive
2012/19/EU (WEEE) should be followed.
►In Germany, rechargeable batteries and accumulators should be disposed of in
accordance with the Batteries Act (BattG). The national implementation of the
Battery Directive 2006/66/EC should be followed in other EU states.
►The regulations and statutory requirements in your own country concerning
disposal should also be followed.
1.9 Revision index
Edition Manual Date
5th edition User guide for wireless remote control
M-WRG-FBH
Week 26/2020 EN
1.10 Explanation of the symbols used
►This symbol indicates an action to be taken.
— This symbol indicates a list.
1.11 Supplementary documents
Manual Part no.
Operating instructions for M-WRG-II P (-F, -FC) and M-WRG-II E (-F, -FC)
ventilation units
744007EN
Operating and installation instructions for M-WRG-II P-T (-F, -FC) and
M-WRG-II E-T (-F, -FC) ventilation units
744008EN
Operating instructions for the M-WRG-S ventilation unit (standard unit) 5302-00-01
Operating instructions for M-WRG-S/Z-T (-F, -FC) ventilation unit 5302-22-01
Installation instructions and user guide for the 4-way wireless pushbutton
switch M-WRG-FT
5301-14-01
Table 1: Supplementary documents
User guide
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2 Safety instructions
This manual contains notes that you must follow for your own personal safety and to
avoid injury and damage to property. They are highlighted by warning triangles and are
shown as follows according to the level of danger.
2.1 Hazard classication
DANGER
The signal word designates a hazard with a high degree of risk which, if it is not
avoided, will result in death or severe injury.
WARNING
The signal word designates a hazard with a medium degree of risk which, if it is not
avoided, will result in death or severe injury.
CAUTION
The signal word designates a hazard with a low degree of risk which, if it is not avoided,
could result in minor or moderate injury.
NOTICE
A note as used in this manual contains important information about the product or about
a part of the manual to which particular attention should be paid.
2.2 Notes on using the ventilation units safely
— Do not start up the ventilation unit until it is fully installed.
— Alwaysoperatetheventilationunitwiththeairlterstted.
— Always make sure that the cover is closed and locked in place before using the venti-
lation unit.
— Please note that the ventilation unit must not be used without the outer wall terminal
for safety reasons.
2.3 Notes on the batteries
CAUTION
Risk of explosion if batteries are exposed to high temperatures
►Protect the batteries against high temperatures due to direct sunlight, for example.
► Neverthrowbatteriesintore.
►Note the safety messages on the batteries.
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2.4 Notes on using ventilation units with the wireless remote control
— This unit may be used by children from 8 years old and by persons of restricted phys-
ical, sensory or mental abilities or persons lacking experience and knowledge if they
are supervised or have been instructed in how to use the unit safely and understand
the associated hazards. Do not allow children to play with the unit. Cleaning and user
maintenance must not be carried out by children unless they are supervised.
►Follow the regulations applicable in your country concerning the age from which
people may be permitted to operate the ventilation unit.
2.5 Intended use
— Thewirelessremotecontrolmustonlybeusedtocontrolandsetthedevice-specic
functions of the M-WRG-II and M-WRG ventilation units. Any different or more exten-
sive usage will be regarded as contrary to the intended use.
— The intended use also includes compliance with all the notes in the user guide.
— Theventilationunitmustnotbeoperatedwithoutairltersorouterwallterminal.
— For any use contrary to the intended use, Meltem Wärmerückgewinnung GmbH & Co. KG
shall accept no liability for any damage that may occur and offers no warranty that the
ventilation unit will work perfectly and correctly.
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3 Warranty and liability
3.1 Warranty
The following cases shall invalidate the warranty:
— The inner cover (see item 2 in Fig. 5 on page 14) with the battery compartment was
removed.
— Repairs were not carried out by Meltem or by an authorised specialist company.
— The warranty does not cover wearing parts such as batteries.
3.2 Liability
The manufacturer’s liability shall not apply in the following cases:
— The inner cover (see item 2 in Fig. 5 on page 14) with the battery compartment was
removed.
— Repairs were not carried out by Meltem or by an authorised specialist company.
4 Items supplied
The M-WRG-FBH wireless remote control is supplied with the following items:
Item Designation Quantity
1 M-WRG-FBH wireless remote control 1x
2 1.5 V alkaline battery, size AA 2x
3 User guide for the M-WRG-FBH wireless remote control 1x
Table 2: Items supplied with the M-WRG-FBH wireless remote control
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5 Controls and indicators
5.1 Buttons and LCD display
The M-WRG-FBH wireless remote control has four buttons and an LCD display that
provides information on the operating status. The buttons perform multiple functions.
1
2
3
4
5
Fig. 2: Controls and indicators
Item Element Symbol Function
1 LCD display - Displays the current menu
2 “Up” button — Increase value
— Select next menu option
— Activate LCD display
— Exit manual mode
— Activate / deactivate intensive ventilation
3 “On” button — Call up menu with ventilation programs
— Activate LCD display
— Activate / deactivate Standby mode
— Return to previous menu
4 “Menu” button — CallupCongurationmenuforactiveventilation
program
— CallupnextitemfromtheCongurationmenu
— Activate LCD display
— Connect or disconnect remote control from venti-
lation unit
— Resetlterchangeindicator
5 “Down” button — Reduce value
— Select previous menu item
— Activate LCD display
— Exit manual mode
Table 3: Buttons and LCD display
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5.2 Symbols on the LCD display
Fig. 3: Symbols on the LCD display
Symbol Name Description
Ventilation units One dot is displayed for every ventilation unit that is
connected(upto6).Theashingdotcorrespondstothe
ventilation unit with which communication is currently active.
Filter — Thesymbolisdisplayedcontinuouslyiftheairlteris
dirty (see section 12 on page 43).
— Thesymbolashesiftheone-yearlterchangeinterval
is exceeded (see section 12 on page 43).
Frost protection The symbol appears when the frost protection function is
active.
Exclamation mark The symbol appears when the ventilation unit signals an
error (see section 12 on page 43).
RF communication The symbol appears when the remote control is connected
to a ventilation unit and when communication is in progress
with that ventilation unit.
Battery The symbol appears when the batteries in the wireless
remotecontrolarealmostatandneedtobechanged(see
section 6.1 on page 14).
Supply air — Symbol for the “Supply air operation (Summer mode)”
ventilation program. Flashes when activated.
— The value beside the symbol indicates the current supply
air ventilation level in all ventilation programs.
For ventilation units from the M-WRG-II series, ventilation
levels with values between 10 and 99 are displayed.
For ventilation units from the M-WRG series, ventilation
levels with values between 1 and 10 are displayed.
Min/Max The symbol indicates whether a value is a minimum or
maximum.
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Symbol Name Description
Extract air — Symbol for the “Extract air operation” ventilation program.
Flashes when activated.
— The value beside the symbol indicates the current extract
air ventilation level in all ventilation programs.
For ventilation units from the M-WRG-II series, ventilation
levels with values between 10 and 99 are displayed.
For ventilation units from the M-WRG series, ventilation
levels with values between 1 and 10 are displayed.
Relative humidity (RH) — Symbol for the “Humidity control” ventilation program.
Flashes when activated.
— The symbol and value for the relative humidity appear
continuously in every ventilation program if the ventilation
unit is equipped with a humidity sensor.
Percent The symbol and two-digit value for the relative humidity
appear continuously in every ventilation program if the venti-
lation unit is equipped with a humidity sensor.
Manual mode The symbol appears when the user manually changes the
value calculated or set for the ventilation level. The changes
are not stored permanently.
Continuous operation Symbol for the “Continuous operation” ventilation program.
Flashes when activated.
Mixed gas/CO2— Symbol for the “Mixed gas/CO2control” ventilation pro-
gram. Flashes when activated.
— The symbol and value for the mixed gas/CO2concen-
tration appear continuously in every ventilation program
if the ventilation unit is equipped with a mixed gas/CO2
sensor.
ppm The symbol and four-digit value for the mixed gas/CO2
concentration appear continuously in every ventilation
program if the ventilation unit is equipped with a mixed gas/
CO2sensor.
Intensive ventilation Symbol for the “Intensive ventilation” program. Flashes when
activated.
Automatic mode Symbol for the “Automatic mode” ventilation program.
Flashes when activated.
Gateway The symbol appears when the ventilation unit is controlled
via a gateway or there is an active ventilation program that is
not supported by the wireless remote control.
Device settings Symbol for the Device settings menu. This is used to read,
congureandpermanentlystoredevice-specicsettings.
Table 4: Symbols on the LCD display
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6 Starting up
6.1 Insert batteries in wireless remote control
►Remove the cover (item 1 in Fig. 4) from the battery compartment on the back of the
wireless remote control. To do this, pull the cover down as far as it will go, then lift off.
►Insert the batteries supplied in the battery compartment.
NOTICE
Make sure that the polarity symbols on the batteries match the polarity symbols
in the battery compartment. The wireless remote control may be damaged if the
batteries are wrongly inserted.
The wireless remote control initialises when the batteries are inserted. The following
information appears on the LCD display:
— First all available symbols are displayed (see Fig. 3 on page 12).
— Then the wireless remote control’s software version is displayed, e.g. “r001”.
— This is followed by the default view (see section 7.2 on page 19).
►Attach the cover to close the battery compartment.
Fig. 4: Remove battery compartment cover
1
Fig. 5: Insert batteries in battery compartment
1
2
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6.2 Establish connection between wireless remote control and ventilation unit
►Switch the ventilation unit on.
NOTICE
— When the ventilation unit is switched on, it remains in connection mode for
5 minutes. The connection between wireless remote control and ventilation unit
can only be established during this period.
— If there are multiple ventilation units within the wireless remote control’s trans-
mission range, we recommend that you only switch on the ventilation unit to
which you want to connect.
►Press any button on the wireless remote control to activate the LCD display on the
wireless remote control and switch to the default view (see section 7.2 on page 19).
If there is no ventilation unit yet connected, the LCD display contains the following
information:
Fig. 6: Default view (no ventilation unit connected)
►Hold down button and at the same time for more than 3 seconds to call up the
menu for connecting/disconnecting a ventilation unit.
— If there is no ventilation unit yet connected, the LCD display contains the following
information:
Fig. 7: Connection menu (no ventilation unit connected)
— If there are already ventilation units connected, the LCD display shows the number
of connected ventilation units both as a number and in the form of dots (4 in this
example):
Fig. 8: Connection menu (4 ventilation units already connected)
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►Hold down the button for more than 3 seconds to connect a new ventilation unit.
The LCD display shows the following information:
Fig. 9: Connect new ventilation unit
Thedotinthetopleftcornerashestoindicatethatventilationunit1canbe
connected.
►Press the button to establish the connection between wireless remote control and
ventilation unit.
While the connection to the ventilation unit is initialising, the ventilation unit beeps and
the LCD display on the wireless remote control shows the following information:
Fig. 10: Initialise connection set-up
The dot representing the ventilation unit and the symbolash.
— Once the connection has been established successfully, the LCD display shows
the following information:
Fig. 11: Connection successfully established
The dot representing the ventilation unit and the symbolash.
— If no connection could be established, the LCD display shows the following infor-
mation:
Fig. 12: Connection not successfully established
Thedotrepresentingtheventilationunitashes.The and symbols are
displayed.
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When the or button is pressed or after 3 seconds, the Connection menu
appears (see Fig. 7 on page 15).
6.3 Disconnect connection between wireless remote control and ventilation unit
►Switch the ventilation unit on.
NOTICE
— When the ventilation unit is switched on, it remains in connection mode for
5 minutes. The connection between wireless remote control and ventilation unit
can only be disconnected during this period.
— If there are multiple ventilation units within the wireless remote control’s trans-
mission range, we recommend that you only switch on the ventilation unit from
which you want to disconnect.
►Press any button on the wireless remote control to activate the LCD display on the
wireless remote control and switch to the default view (see section 7.2 on page 19).
►Hold down button and at the same time for more than 3 seconds to call up the
menu for connecting/disconnecting a ventilation unit.
The LCD display shows the number of connected ventilation units both as a number
and in the form of dots (2 in this example):
Fig. 13: Connection menu (2 ventilation units already connected)
►Hold down the button for more than 3 seconds to disconnect a connection
between wireless remote control and ventilation unit.
The LCD display shows the following information:
Fig. 14: Disconnect connection to ventilation unit
The number of the currently selected ventilation unit is displayed and the corre-
spondingdotashes.
►Use the or button to select the ventilation unit for which you want to discon-
nect the connection.
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NOTICE
Hold down the button for more than 3 seconds to activate the buzzer on the
currently selected ventilation unit. This will allow you to check that you have selected
the right ventilation unit and that it is within range.
►Press the button to disconnect the connection between wireless remote control
and ventilation unit.
While the connection to the ventilation unit is initialising, the ventilation unit beeps and
the LCD display on the wireless remote control shows the following information:
Fig. 15: Initialise connection set-up
The dot representing the ventilation unit and the symbolash.
— Once the connection has been successfully disconnected, the LCD display shows
the following information:
Fig. 16: Connection successfully disconnected
The dot representing the ventilation unit and the symbolash.
— If no connection could be established, the LCD display shows the following infor-
mation:
Fig. 17: Connection not successfully disconnected
Thedotrepresentingtheventilationunitashes.The and symbols are
displayed.
When the or button is pressed or after 3 seconds, the Connection menu
appears (see Fig. 13 on page 17).
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7 Display modes
7.1 Idle mode
The LCD display switches off after
20 seconds inactivity. Press any button
to switch the wireless remote control
from idle mode to the default view.
7.2 Default view
The default view displays the currently
selected ventilation program. The
wireless remote control also checks
the operating parameters (e.g. venti-
lation level for supply air and extract
air, relative humidity, etc.) and shows
them on the LCD display (see Table 4
on page 13 for an explanation of the
symbols). Which operating parameters
are displayed depends on the currently
selected ventilation program and the
ventilation unit features (humidity sensor,
mixed gas/CO2sensor). The dot repre-
senting the selected ventilation unit and
the symbol for the active ventilation
programash.
7.3 Congure active ventilation program
Press the button in the default view
toopenthemenuforconguringthe
active ventilation program. Here you can
read,congureandpermanentlystore
the most important parameters (venti-
lation levels, thresholds) for the active
ventilation program (see section 9.3 on
page 30).
Fig. 18: Display mode – idle mode
Fig. 19: M-WRG-II / M-WRG display mode:
default view
Fig. 20: M-WRG-II / M-WRG display mode:
congureactiveventilationprogram
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7.4 Ventilation programs
Press the button in the default
view to open the menu for selecting the
ventilation programs. Which ventilation
programs are displayed depends on the
ventilation unit features (humidity sensor,
mixed gas/CO2sensor, there is an expla-
nation of the symbols used in Table 4
from page 12). The symbol for the
activeventilationprogramashes.
7.5 Device settings
Select the symbol in the ventilation
programs display mode to open the
Device settings menu. Here you can
read,congureandpermanentlystore
the ventilation program parameters and
device-specicsettings(seesection9.4
on page 32).
7.6 Manual mode
Press the or button in the default
view to temporarily increase or reduce
the ventilation level. The ventilation level
of the extract air, supply air or both is
changed according to the active ventila-
tion program.
The symbol signals that manual mode
is active (see section 9.2 on page 28).
7.7 Connection mode
Hold down the and buttons at
the same time in the default view and
for longer than 3 seconds to open the
Connection mode display (see also
section 6.2 on page 15).
Fig. 21: Display mode – Ventilation programs
Fig. 22: Display mode – Device settings
Fig. 23: M-WRG-II / M-WRG display mode:
manual mode
Fig. 24: Display mode – Connection mode
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