Roma Heating TR3 User manual

Buttons and LCD display
Button/ Icon Description Button/ Icon Description
Turning on/off thermostat
AUTO
Auto mode(select by button M)
Menu button/ Program button Manual
mode (select by button M)
Auto/Manual mode selection Vacation
mode
Set the time and week days
Increase the set value Temporary temperature override
Decrease
the set value Frost protection activated
SET
Set perature
The buttons are locked. Programmes
number
Heating is turned on
RT
Room temperature
The difference between set
FT
Floor temperature
temperature and room temperature
Economy temperature
more bars means more difference
Comfort tern perature
General Settings
Press buttton to Turn on/off the thermostat. When thermostat is turned off, the LCD will only display current temperature reading.
When the thermostat is
turned off, press and hold button M for3 secondsto bring up aconfiguration menu . In this mode press button M to select differentfeah.Jres' setting.
Menu#
Features description
Features Ex planation
Adjustment (press up or down button to adjust)
This thermostat is a combination model allowing you to
choose between 3 different models. A, AF and F model.
1 Model (model selection) A model: air only, with built in sensor
A,AF, F
AF model· air & floor, with both built in and remote sensor
F model: floor only, with remote sensor
The numbers of degree difference before switching.
The default is 1
°c which means the thermostatwill
switch the heating
on 0.5°C below the set temperature
2
Sd (switching differential) and will turn
it off 0.5°C above the settemperature.
with a 2°C differential. the heating will switch on 1°C 1 = 1 degree(default), 2 =2 degrees
below the set temperature and will switch off 1°C
above the set temperature.
3 ATC (air temp calibrate) This is to calibrate air temperature
if required
-1 = decrease 1 degree, 1 = increase 1 degree ..
4 FTC (floor temp calibrate) This is to calibrate floor temperature
if required.
-1 = decrease 1 degree. 1 = increase 1 degree
PTO (program time delay) This gives more time for
user to set the programmes
5s , 10s , 15s ,20s (default) , 25s, 30s.
5 before reverting back
to standard display
TR--AF (AF model only)
This gives option to choose to show airtemperature, A= to show air temperature, F=to show floor temperature,
6 (TR= Temp readout ) floor temperature
or to show both floo& air in in terval. A--F =to show both in 5 second intervals
7
MA XFT (set maximum floor
temp
in AF model) This is to protect the floor surface. 40 degree(default)
8 BL (backlight turning-on time
This is to set the backlight turning-on time .User 30 seconds(default) On= always on, OFF= always off
setting) can also set the backfight
always on or off.
9 TF (temperature format)
This alows users to select between "C or "F. °C or
'F
10 CLOCK 12/24 HOUR clock system selection
24 (default), 12- hour or 24-hour clock system
11
FP(Frost protection) This
is to avoid room temperature goes below 5C
on= activated, off= deactivated
12
SC(setpoint configuration) This allows user to select 2 sets of default programmed 4
means 4 independent setpoints.2 means: setpoint 1 is the
same to setpoint 3 , setpoint 2 is the same to setpoint 4. If
setpoints.
setpoin t 1 is changed, setpoint3 will be changed automatically .
lf setpoint 2 is changed, setpoint 4will be changed automatically.
Not menus visible in certain models. For example, if you set the thermostat to A or F model , menu menu 7 not be visable.
Please Note: one of the following error messages will
appear if one of these problems occur:
LO This error means that the room or floor temperature is below 0°C
HI This error means
th at the room or floor temperature is greater than 50°C
If the floor sensor short-circuit or broken, the
LCD wi ll display "Err" and the thermostat will cu t off output.
This product should
be installed by a qualified electrician.
See overleafforfurthersetting up infonnation

Thermostat Instructions
•Auto/ Manual Mode
Set the Time and Day
Press button M to select Auto/Manual mode. In Manual mode, the thermostat maintains a constant set
This thermostat is fitted a real time clock. It is essential that the clock time and da y
are set accurately if you require your programmed events to start on time . Follow the
temperature manually set by the user . In Auto mode, the thermostat executes the preprogrammed schedules.
belo w easy steps,
To adjust these schedules, follow the easy steps below,
Step 1. Press tne button @ once and the time will flash
Program your thermostat
Step 2.
Use up or do wn button to change the time (Hold up or down button to change
by 15 minutes each time .)
Step 3. Press button again, the da y of the week will flash
Press and hOld buttonM for 5 seconds until "PROG" is Shown with the Day flashing. use up or
Step 4.
Use up or down button to change the day of the weeK
down button adjust the day (hOld up or down button for 5 seconds to set all days the same) . Step 5. Press button again to accept and ex it
Press button M to bring up the program 1( Use up or down button to set the start time
Resetting factory defaults
(default 07 : 00) .(Hold up or down button to change by 15 minutes each time.)
Your thermostat has the ability to reset all settings to the factory defaults. Ifyou are
Press button M again and use up or down button to set the desired temperature to be certain you want
to do this : In standby mode(when thermostat is turned off). pre ss
maintained for program 1. (defaull 22 °C)
and hold button Mand for5 seconds until reset is shown for 5 seconds on LCD.
Press button M to bring up the program Use up or down button to set the start time
Lock the buttons
(default 09 : 30). (Hold up or down button to change by 15 minutes each time .) To lock the buttons, press and hold the up and down buttons for 3 seconds until you
Press button M again and use up
or down button to set the desired temperature to be
see a lock icon appearing, to unlock, repeat the steps above.
maintained for program 2. (defaull 16 °C)
View floor temperature
Press button M to bring up the program Use up or down button to set the start time If thermostat
is set inAF model, and set to show air temperature only, press and
default 16 : 30) . (Hold up or down button to change by 15 minutes each time .) hold the down button for 3 seconds. floor temperature will
show and itwill
Press button M again and use up
or down button to set the desired temperature to be
automatically revert back to air temperarure in 5 seconds .
maintained for program 3. (defaull 22
temperature
Press button M to bring up the program Use up or down button to set the start time
To temporary override the current set temperature,
default 22:30) . (Hold up or down button to c hange by 15 minutes each time .)
Press up or own button once, the set temperature starts flashing
Press button M again and use up or down button to set the desired temperature to be
2. Press up or down button again 10 adjust the set temperature
maintained for program 4. (defaull 16
3. Wait for 5 seconds to confirm the setting with override shown on LCD
Press button M to accept and exit.
Now your thermostat will maintain the new set temperature un l il the next setpoint. To
cancel the override setting, press and hold button for5 seconds until"OVERRIDE"
Note:
Jt is faster to program the same schedule for the entire week and then to adjust the
disappear .
exceptional
days .
To erase program 2 and 3 for Saturday and Sunday.see below, Vacation mode
•
In step 1, select Saturday or Sunday . To
set vaca tion mode press and hold the up button for 3 seconds until appears . Use
•
In step 4, instead of using up or down button , using button will erase the time. same procedure to ex it this mode.Vacation mode will maintain a set temperature(default
•
In step 6, instead of using up or down button , using button will erase the time .( ··:·· ).
10°C) all the time . Press up or dom butt on to change the set point and wait for 5
seconds to accept and exit.

Installation and Wiring
Carefully unplug the ribbon connector
which is plugged in to the front half of
the thermostat
Carefully separate the front half of the thermostat
from the back plate by placing a small flat head
terminal driver into the slots on the bottom face of
the thermostat
Wiring Diagram
Max 16A AC230V
Sensor L N N L
6 3 2 1
Th is product should be installed by
a qualified electrician
Dimensi ons
86mm
Screw the thermostat back
plate on to the back bo x
49mm E
E
50mm
13mm
Floor Sensor Control Card, (To be completed by a qualified electrician).
Floor Sensor
Date
of testing :
Company Name:
Electricians signature:
Contact telephone No:
Test
Resistance
of cable
(Ohms)
Before Commencing
of installation
(Unrolled)
Side View
E
Place the thermostat front half somewhere
safe . Terminate the thermostat as shown
in the diagrams below
Re-connect the thermostat ribbon cable
and dip the two halves t ogether
E
E
4mm
8 m
After installation of
heating system but
before laying flooring
After laying floor
covering.
Print: