Protouch Touchscreen Thermostat User Manual

PROTOUCH
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IMPORTANT:
Ensure the mains supply is isolated prior to installation.
All heating mats and cables must be earthed.
Electrical work which is subject to Part P Building Regulations must be carried out by a qualified electrical engineer.
All work must conform to BS7671 and the latest 17th Edition wiring regulations.
• Weekly programming adopting the latest single-chip
computer control technology.
• The clock continues after a power failure and the scheduled
time settings will not be affected.
• Designed for electric underoor heating. According to the pre-set temperature and time, the thermostat will automatically start and stop the oor heating.
• Multiple schedule settings available: 5+2 / 6+1 / 7 days. PROTOUCH supports dierent temperature settings
accordingly with 6 time modes daily.
• Users are free to choose manual and full automatic mode for
operation.
• Keypad lock function.
• Flame retardant, safe and easy cleaning.
Wiring details: These are printed on the back of the
thermostat casing.
The oor sensor is connected to terminals T1 & T2 (please
note there is no polarity and the twin core sensor cable can
be connected either way). The 230V electrical supply connects to terminals L (Live) & N (Neutral). The heating mat(s) connect to terminals L1 (Live) & N1 ( Neutral). Earth connections are made with the back box. When the thermostat is powered for the rst time you may see “OFF” on the screen in the lower sub-display.
Press ON / OFF symbol to activate and turn on your
thermostat.
Keypad Lock - Press Clock symbol and Menu at the same time for 2 seconds.
Repeat to unlock. LCD display will show the temperature value
when keypad is locked.
Technical Parameters
Power supply: 230VAC 50/60 Hz
Maximum switch power: 16A / 3,600 watts
Internal Sensor: Setting Range 5°C ~ 35°C
External Sensor: Setting Range 5°C ~ 95°C
Sensor: NTC3380, 10Kohms @ 25°C
Temperature setting steps: 0.5°C
Display type: LCD Display area: 60 x 45m
Touchscreen Thermostat User Manual
Press the power ON/OFF key to turn the thermostat ON or OFF. The display will be as below when turning OFF.
Press Menu to choose between Manual Mode and Automatic Mode.
Manual mode: The schedule programme is overridden
and the temperature can be adjusted to your individual requirements. The system will control at this temperature
without any change. Automatic mode: System will control temperature
according to the preset temperature values in dierent time settings. The Auto symbol will show, which means
the system is running under Automatic mode.
In the Automatic mode, the main display area will alternately display the day of the week (WEEK) and the daily schedule stage (STAGE).
In the sub-display it will show the set temperature and time
alternately.
Press UP & DOWN arrows to adjust temperature settings and
other settings.
Setting the time and day of the week
Press the Clock symbol for 5 seconds to enter into time adjustment. The number representing the day of the week will icker. Press UP or DOWN to select the day of the week, 1 = Monday, 2 = Tuesday and so on. Press Clock again and the hours will icker. Use UP or DOWN to set the correct hour
then press clock again, the minutes icker. Press UP or DOWN to set the correct minutes. Press Clock again to conrm.
To check the oor temperature when the thermostat is set in ALL mode, press Clock and DOWN at the same time. Then the large main display will show the oor temperature. The label FLOOR icon will appear in the lower sub-display.
Schedule Settings
Press Menu for 5 seconds to enter the schedule settings mode. The display will show the featured week e.g. 5 + 2 / 6 + 1 or 7 days. Each period can be set for the desired time and temperature. Six periods can be set P1, P2, P3, P4, P5 & P6. Use UP or DOWN to adjust the hours then press Menu, the minutes icker. Press UP or DOWN to adjust the minutes. Press Menu then the large temperature displayed will icker. Press UP or DOWN to adjust to the desired temperature in period P1. Press Menu to move onto the settings for P2. Repeat this procedure through P1 to P6. You can press the Clock icon to
go back to previous settings. Finally, press ON/OFF twice
to confirm.
If you want to turn o a period, then in the temperature setting for the period press DOWN until OFF is displayed in the temperature screen then press Menu to conrm.
To quickly return to the original display press ON/OFF twice.
The system default is 5 + 2 and the default settings are as the following table. For example, when the system time is Friday 08:20 under Automatic mode the display would show as STAGE 2 and the set temperature value would be 15°C.
5+2 mode ID P1 P2 P3 P4 P5 P6
Monday to
Friday
Start time 06:00 08:00 11:30 12:30 17:00 22:00
Set value
22 15 15 15 22 15
Saturday to
Sunday
Start time 06:00 08:00 11:30 12:30 17:00 22:00
Set value
22 15 15 15 22 15
Temperature Override Facility – Manual Mode Only
This allows you to override the temperature setting at any time. For example, you arrive home early and want the heat on. Press Menu to enter Manual mode. Assume the set point in the schedule was 15ºC and the room temperature is
actually 18ºC. The heating will not be energised in this setting. Press UP or DOWN to adjust the temperature above 18ºC. Let’s say 22ºC, and the heating symbol will appear and the heating is now ON.
Three types of Temperature Control and Display
The thermostat can be set to operate in three dierent modes; IN: Internal, OUT: External, ALL: combined internal and external. The default setting is IN. Enter the advance functions
to change the mode setting.
Internal control (IN): Based on built-in sensor temperature measurement & suitable for detection of air or room
temperature only.
External control (OUT): Based on external temperature
measurement & suitable for oor temperature control only.
Dual temperature control (ALL): Temperature control based on built-in internal temperature sensor and external temperature sensor (over temperature protection). Suitable for detection of room temperature and oor temperature monitoring. If the external sensor is over temperature, the
thermostat will shut down the heater.
When the setting is IN or ALL the main display shows air or room temperature. When the thermostat is set in OUT mode, the oor icon will be lit and the main screen will display oor
temperature.
SETTINGS DISPLAY ADJUSTMENT RANGE
DEFAULT
Temperature
calibraon
Adj -5°C to +5°C -2.5°C
Schedule mode PrG
5 + 2 / 6 + 1 / 7
5 + 2: Monday to Friday set the same; Saturday to Sunday set the same
6 + 1: Monday to Saturday set the same; Sunday set individually
7: Monday to Sunday set the same
5 + 2
Anfreeze LtP ON: Enable OFF: Disable OFF
Sensor /
Temperature Control
mode
Sen
IN – Built-in internal control – room sensor only
OUT – External control, oor sensor only
ALL – Dual temperature control; internal room temperature sensor and
external sensor with overheang protecon
IN
External
temperature limiter
tOP
40 to 80°C
When the sensor mode is set to ALL this sets a temperature limit on the
external sensor for overheang protecon
50°C
Internal sensor
hysteresis
dt0
0.5°C to 4°C - For example, if the
internal sensor is set to 20°C with the default set to 1°C, then at higher
than 21°C the heater turns o and at lower than 20°C the heater turns on
1°C
External sensor
hysteresis
dt1 0.5°C to 5°C 3°C
Backlight status bL
ON – Always on
OFF – Auto turn o aer 5 seconds
OFF
Status at re-power Sat
ON – The same as previous OFF – O status every me
Keep this seng as default - OFF
OFF
Restore factory
sengs
deF Restore to factory sengs
ADVANCED FUNCTION SETTINGS
Press ON/OFF until the sub-display shows OFF, press ON/OFF again, then immediately press Menu. You are now in the Advanced Function Settings. The first display will be Adj. Press Menu to navigate through the menu items. Use UP or DOWN to change the settings.
To save the data go through the functions then exit at any
time by pressing the menu key.
WARNING: The settings are used to set some important parameters of the system and the thermostat has already been debugged and tested by professionals, there is no need to reset.
Do not make any improper modifications and permit changes only by a qualified person.
PROBLEMS AND SOLUTIONS
There is no display
a) Check power supply to thermostat.
b) Check the thermostat is wired as the wiring diagram on the
back side of the thermostat.
Display ruptured
a) Display has been subjected to abuse with hard objects or
sudden force.
Display a black screen
a) If the display surface temperature is too high. Please note
whether there is a heater nearby and if so, remove.
Displays ER0 or ER1
a) ER0: Built-in sensor is damaged. Avoid damage to the
small black dot sensor which can be found behind the temperature sensing window of the main thermostat panel.
b) ER1: The system is set in dual Temperature Control mode
(ALL) and the external sensor is not connected or is
damaged.
Missing segments from numbers or letters on LCD
Check whether the steel plate has been deformed during installation. If deformed, correct it.
Large deviation of measured temperature and the actual temperature
a) The thermostat should be installed in a ventilated room
and never in direct contact with sunlight or localised
heaters.
b) Check terminal connections, including the sensor.
INSTALLATION
A: Hook B: Central xing lug
1. Remove the bezel to start the installation by pushing the
bezel away from the main body of the thermostat
2. Pull outwards on the central xing lug and at the same
time lift the whole body assembly so that the hooks on
the steel back plate can be released. The steel back plate can then be removed
3. Screw the steel back plate into the back box but not too
tight to prevent deformation of the steel plate
4. Make the wire connections into the back of the thermostat as shown in the H3 wire diagram
5. Align the four hooks and with a press down movement
click the main body of the thermostat back in position on the steel back plate
6. Replace the bezel and the installation is complete
External
Sensor
A
A
A
B
A
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