RWC JG Underfloor User manual

INSTALLATION AND USER MANUAL
240V Wired Programmable Thermostat
Underfloor

2
Contents
Thermostat specification
Important safety information
Display
Time setting
Programme setting
Operation mode
Alarm instructions
Installation
Wiring diagram
Configuration Menu
Connecting the App
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1
Power source: 100-240VAC 50/60Hz
Load current output: 250VAC 3(2)A
Temperature setting range: 5~35°C
Display accuracy: 0.1°C
Setting accuracy: 0.5°C
Storage temperature: -10~60°C, 0~90%RH
Ambient temperature: 0~50°C, 0~80%RH
Wifi frequency: 2.4GHz
Specification
12mm
23.1mm86mm
86mm

2
Read all of the information in this manual before installing this thermostat.
removing, cleaning, or servicing this thermostat.
Only a professional contractor should install this thermostat.
All wiring must conform to local and national building and electrical codes
and regulations.
If the system is not operating properly, check the wiring and replace the
fuse if necessary.
Use this thermostat only as described in this manual.
Important safety information

3
Thermostat display
a b c d e
a ON/OFF/Boost
b Time setting
c Menu button
d Lower temperature setting
e Raise temperature setting
f Reset
needle
f

235 6 7 8 9
11
12
13
15
16
17
14
1
10
4
4
1 If the icon is not shown then WiFi is not connected
If the signal is lost after connection the icon will flash
2
Weeks icon
3
Mode: Room mode, floor mode,
dual temperature mode
4
Room temperature/time display
5
Manual mode
6
Programming mode
7
8
Key lock
9
10
Frost protection
11
Holiday mode
12
Settings menu
13
AM/PM
14
Sleep mode
15
Away mode
16
Back home mode
17
Wake up
Temperature setting/Boost display
Thermostat display
Boiler on/o
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9
10
11
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14
15
12
16
17

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ON/OFF function
Press ‘ ’ to turn the thermostat ON. Press and hold ‘ ’ again to turn
the thermostat OFF.
Key lock function
In the main display interface, press and hold ‘ ’ ‘ ’ at the same time to
activate or cancel the key lock. When activated, no keys can be used. The
thermostat will display ‘ ’.
Boost function
Press ‘ ’ to switch the setting temperature or boost control. When the
display shows ‘ ’, press ‘ ’ ‘ ’ to select boost. The length of time the
heating will be boosted is displayed. When the time elapses the screen
returns to the temperature display.
Press ‘ ’ to cancel and go back to the temperature display setting.
Holiday mode
With the power on, press ‘ ’ to switch between manual mode,
programming mode and holiday mode. After selected holiday mode ‘ ’
will display and will run at 16°C. Press ‘ ’ to cancel holiday mode.
Boost function can be used during holiday period.

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Open window function
If the room temperature drops 6°C in 4 minutes, the open window function
will activate and display ‘ ’, then turn down all heating. When the room
temperature increases by 2°C the thermostat will return to normal operation.
Press any button to cancel the open window function while it is active.
Anti-seize function
If the thermostat has not been activated for over 1 week then to prevent the
valve and pump from seizing, the thermostat will run the system for 5 minutes.
Frost protection
In frost protection mode, when the temperature drops below what has been
selected, the thermostat will start the heating until the temperature has been
raised by 3°C.
Intelligent function
The intelligent function adjusts the starting time for home heating according
to the temperature measured within the building. It preheats your rooms to the
temperature according to your schedule.
Time Proportional and Integral (TPI) display
intervals, adjusting firing duration with demand, to maintain set room
temperatures. It can provide great cost savings.

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Press and hold ‘ ’ for 4 seconds, press ‘ ’ to select year, month, day, time
scale, time, press ‘ ’ ‘ ’ to adjust setting, press ‘ ’ to confirm.
If there are no actions for 10 seconds, the thermostat will return to temperature
display mode.
Press ‘ ’ to check time, year, month, day.
Setting the date and time on initial start up
Plug in the power supply. Press ‘ ’ or ‘ ’ to set year, press ‘ ’ to set month,
day, time scale, time, press ‘ ’ ‘ ’ to adjust the setting.
Time setting
Year Month Day Time12h/24h optional

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Programme setting
,
, .
Default programming (6 period programming)
Programme setting: 4/6 period programming optional
(factory default: 6 period).
When thermostat is on, press and hold ‘ ’ to enter the programming mode.
Press ‘ ’ or ‘ ’ to select the programming week (5+2, 5+1+1 or 7 individual
day optional).
Press ‘ ’ to enter time setting mode. Press ‘ ’ or ‘ ’ to select time, press ‘ ’
to enter temperature setting mode, Press ‘ ’ or ‘ ’ to select temperature.
Press ‘ ’ to save and exit. If no buttons are pushed for 10 seconds, the
thermostat will exit program setting automatic.
In programming state, press and hold ‘ ’ ‘ ’ at the same time to restore
factory settings, display ‘ ’
Default programming (6 period programming)
,
, .
Default programming
(4 period programming)
(6 period programming)
Wake up
6:00 20°C
Away
8:00 16°C
Back home
11:00 20°C 14:00 16°C
Back home
18:00 20°C 22:00 16°C
Sleep
Away
Wake up
6:00 20°C 8:00 16°C
Back home
18:00 20°C 22:00 16°C
Sleep
Away
(4 period programming)